diff --git a/.github/workflows/codeql.yml b/.github/workflows/codeql.yml
index 0b240304..c9fd3208 100644
--- a/.github/workflows/codeql.yml
+++ b/.github/workflows/codeql.yml
@@ -13,7 +13,7 @@ jobs:
     name: Analyse
     strategy:
       matrix:
-        sdk: ["$NANOS_SDK", "$NANOX_SDK", "$NANOSP_SDK"]
+        sdk: ["$NANOS_SDK", "$NANOX_SDK", "$NANOSP_SDK", "$STAX_SDK"]
     runs-on: ubuntu-latest
     container:
       image: ghcr.io/ledgerhq/ledger-app-builder/ledger-app-builder-legacy:latest
diff --git a/.github/workflows/guidelines_enforcer.yml b/.github/workflows/guidelines_enforcer.yml
index b39250cb..0b958e52 100644
--- a/.github/workflows/guidelines_enforcer.yml
+++ b/.github/workflows/guidelines_enforcer.yml
@@ -22,5 +22,4 @@ jobs:
     name: Call Ledger guidelines_enforcer
     uses: LedgerHQ/ledger-app-workflows/.github/workflows/reusable_guidelines_enforcer.yml@v1
     with:
-      relative_app_directory: app
-      run_for_devices: '["nanos", "nanosp", "nanox"]'
+      relative_app_directory: 'app'
diff --git a/.gitmodules b/.gitmodules
index 721a3223..5024ec55 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -3,10 +3,13 @@
 	url = https://github.com/LedgerHQ/nanos-secure-sdk.git
 [submodule "deps/nanox-secure-sdk"]
 	path = deps/nanox-secure-sdk
-	url = https://github.com/LedgerHQ/nanox-secure-sdk.git
+	url = https://github.com/LedgerHQ/ledger-secure-sdk.git
 [submodule "deps/nanosplus-secure-sdk"]
 	path = deps/nanosplus-secure-sdk
-	url = https://github.com/LedgerHQ/nanosplus-secure-sdk
+	url = https://github.com/LedgerHQ/ledger-secure-sdk.git
 [submodule "deps/ledger-zxlib"]
 	path = deps/ledger-zxlib
 	url = https://github.com/Zondax/ledger-zxlib.git
+[submodule "deps/stax-secure-sdk"]
+	path = deps/stax-secure-sdk
+	url = https://github.com/LedgerHQ/ledger-secure-sdk
diff --git a/Makefile b/Makefile
index 4246ff0d..74ff1e13 100644
--- a/Makefile
+++ b/Makefile
@@ -1,5 +1,5 @@
 #*******************************************************************************
-#*   (c) 2019 Zondax GmbH
+#*   (c) 2019 - 2023 Zondax AG
 #*
 #*  Licensed under the Apache License, Version 2.0 (the "License");
 #*  you may not use this file except in compliance with the License.
@@ -19,6 +19,7 @@
 # BOLOS_SDK NOT DEFINED		We use a containerized build approach
 
 ifeq ($(BOLOS_SDK),)
+ZXLIB_COMPILE_STAX ?= 1
 include $(CURDIR)/deps/ledger-zxlib/dockerized_build.mk
 else
 default:
@@ -30,5 +31,5 @@ endif
 
 test_all:
 	make zemu_install
-	make clean_build && make
+	make
 	make zemu_test
diff --git a/app/Makefile b/app/Makefile
index ed8aa532..e60abb9c 100755
--- a/app/Makefile
+++ b/app/Makefile
@@ -1,6 +1,6 @@
 #*******************************************************************************
 #  Ledger App
-#  (c) 2018 - 2022 Zondax GmbH
+#  (c) 2018 - 2023 Zondax AG
 #  (c) 2017 Ledger
 #
 #  Licensed under the Apache License, Version 2.0 (the "License");
@@ -44,7 +44,6 @@ APPPATH = "44'/118'" --path "44'/60'"
 else
 define error_message
 
-
 COIN value not supported: [$(COIN)]
 
 endef
diff --git a/app/Makefile.version b/app/Makefile.version
index 163597f4..ca6bd018 100644
--- a/app/Makefile.version
+++ b/app/Makefile.version
@@ -3,4 +3,4 @@ APPVERSION_M=2
 # This is the `spec_version` field of `Runtime`
 APPVERSION_N=35
 # This is the patch version of this release
-APPVERSION_P=10
+APPVERSION_P=11
diff --git a/app/glyphs/digit_dot.gif b/app/glyphs/digit_dot.gif
deleted file mode 100644
index f8f79606..00000000
Binary files a/app/glyphs/digit_dot.gif and /dev/null differ
diff --git a/app/glyphs/icon_back.gif b/app/glyphs/icon_back.gif
deleted file mode 100644
index a2a7e6d4..00000000
Binary files a/app/glyphs/icon_back.gif and /dev/null differ
diff --git a/app/glyphs/icon_close.gif b/app/glyphs/icon_close.gif
deleted file mode 100644
index 12d24a12..00000000
Binary files a/app/glyphs/icon_close.gif and /dev/null differ
diff --git a/app/glyphs/icon_crossmark.gif b/app/glyphs/icon_crossmark.gif
deleted file mode 100644
index 2dcf9d9e..00000000
Binary files a/app/glyphs/icon_crossmark.gif and /dev/null differ
diff --git a/app/glyphs/icon_dashboard.gif b/app/glyphs/icon_dashboard.gif
deleted file mode 100644
index 33d9b0a7..00000000
Binary files a/app/glyphs/icon_dashboard.gif and /dev/null differ
diff --git a/app/glyphs/icon_eye.gif b/app/glyphs/icon_eye.gif
deleted file mode 100644
index df4bb829..00000000
Binary files a/app/glyphs/icon_eye.gif and /dev/null differ
diff --git a/app/glyphs/icon_stax_32.gif b/app/glyphs/icon_stax_32.gif
new file mode 100644
index 00000000..c33ae718
Binary files /dev/null and b/app/glyphs/icon_stax_32.gif differ
diff --git a/app/glyphs/icon_stax_64.gif b/app/glyphs/icon_stax_64.gif
new file mode 100644
index 00000000..72cef217
Binary files /dev/null and b/app/glyphs/icon_stax_64.gif differ
diff --git a/app/glyphs/icon_validate.gif b/app/glyphs/icon_validate.gif
deleted file mode 100644
index 5d1bc5ac..00000000
Binary files a/app/glyphs/icon_validate.gif and /dev/null differ
diff --git a/app/glyphs/icon_validate_14.gif b/app/glyphs/icon_validate_14.gif
deleted file mode 100644
index ccb5cabe..00000000
Binary files a/app/glyphs/icon_validate_14.gif and /dev/null differ
diff --git a/app/src/apdu_handler.c b/app/src/apdu_handler.c
index 150abcfb..3222c96f 100644
--- a/app/src/apdu_handler.c
+++ b/app/src/apdu_handler.c
@@ -1,5 +1,5 @@
 /*******************************************************************************
-*   (c) 2018, 2019 Zondax GmbH
+*   (c) 2018 - 2023 Zondax AG
 *   (c) 2016 Ledger
 *
 *  Licensed under the Apache License, Version 2.0 (the "License");
@@ -49,7 +49,9 @@ __Z_INLINE void handle_getversion(__Z_UNUSED volatile uint32_t *flags, volatile
     G_io_apdu_buffer[1] = LEDGER_MAJOR_VERSION;
     G_io_apdu_buffer[2] = LEDGER_MINOR_VERSION;
     G_io_apdu_buffer[3] = LEDGER_PATCH_VERSION;
-    G_io_apdu_buffer[4] = !IS_UX_ALLOWED;
+    // SDK won't let the app reply an apdu message if screensaver is active
+    // device_locked field --> Always false
+    G_io_apdu_buffer[4] = 0;
 
     G_io_apdu_buffer[5] = (TARGET_ID >> 24) & 0xFF;
     G_io_apdu_buffer[6] = (TARGET_ID >> 16) & 0xFF;
@@ -60,7 +62,25 @@ __Z_INLINE void handle_getversion(__Z_UNUSED volatile uint32_t *flags, volatile
     THROW(APDU_CODE_OK);
 }
 
-static void extractHDPath(uint32_t rx, uint32_t offset) {
+__Z_INLINE uint8_t extractHRP(uint32_t rx, uint32_t offset) {
+    if (rx < offset + 1) {
+        THROW(APDU_CODE_DATA_INVALID);
+    }
+    MEMZERO(bech32_hrp, MAX_BECH32_HRP_LEN);
+
+    bech32_hrp_len = G_io_apdu_buffer[offset];
+
+    if (bech32_hrp_len == 0 || bech32_hrp_len > MAX_BECH32_HRP_LEN) {
+        THROW(APDU_CODE_DATA_INVALID);
+    }
+
+    memcpy(bech32_hrp, G_io_apdu_buffer + offset + 1, bech32_hrp_len);
+    bech32_hrp[bech32_hrp_len] = 0;     // zero terminate
+
+    return bech32_hrp_len;
+}
+
+__Z_INLINE void extractHDPath(uint32_t rx, uint32_t offset) {
     if ((rx - offset) < sizeof(uint32_t) * HDPATH_LEN_DEFAULT) {
         THROW(APDU_CODE_WRONG_LENGTH);
     }
@@ -74,12 +94,6 @@ static void extractHDPath(uint32_t rx, uint32_t offset) {
         THROW(APDU_CODE_DATA_INVALID);
     }
 
-    encoding = checkChainConfig(hdPath[1], bech32_hrp, bech32_hrp_len);
-    if (encoding == UNSUPPORTED) {
-        ZEMU_LOGF(50, "Chain config not supported for: %s\n", bech32_hrp)
-        THROW(APDU_CODE_COMMAND_NOT_ALLOWED);
-    }
-
     // Limit values unless the app is running in expert mode
     if (!app_mode_expert()) {
         for(int i=2; i < HDPATH_LEN_DEFAULT; i++) {
@@ -89,6 +103,24 @@ static void extractHDPath(uint32_t rx, uint32_t offset) {
     }
 }
 
+static void extractHDPath_HRP(uint32_t rx, uint32_t offset) {
+    extractHDPath(rx, offset);
+    // Set BECH32_COSMOS as default for backward compatibility
+    encoding = BECH32_COSMOS;
+
+    // Check if HRP was sent
+    if ((rx - offset) > sizeof(uint32_t) * HDPATH_LEN_DEFAULT) {
+        extractHRP(rx, offset + sizeof(uint32_t) * HDPATH_LEN_DEFAULT);
+        encoding = checkChainConfig(hdPath[1], bech32_hrp, bech32_hrp_len);
+        if (encoding == UNSUPPORTED) {
+            ZEMU_LOGF(50, "Chain config not supported for: %s\n", bech32_hrp)
+            THROW(APDU_CODE_COMMAND_NOT_ALLOWED);
+        }
+    } else if (hdPath[1] == HDPATH_ETH_1_DEFAULT) {
+        THROW(APDU_CODE_COMMAND_NOT_ALLOWED);
+    }
+}
+
 static bool process_chunk(volatile uint32_t *tx, uint32_t rx) {
     UNUSED(tx);
 
@@ -103,7 +135,7 @@ static bool process_chunk(volatile uint32_t *tx, uint32_t rx) {
         case P1_INIT:
             tx_initialize();
             tx_reset();
-            extractHDPath(rx, OFFSET_DATA);
+            extractHDPath_HRP(rx, OFFSET_DATA);
             return false;
         case P1_ADD:
             added = tx_append(&(G_io_apdu_buffer[OFFSET_DATA]), rx - OFFSET_DATA);
@@ -126,6 +158,13 @@ __Z_INLINE void handleGetAddrSecp256K1(volatile uint32_t *flags, volatile uint32
     uint8_t len = extractHRP(rx, OFFSET_DATA);
     extractHDPath(rx, OFFSET_DATA + 1 + len);
 
+    // Verify encoding
+    encoding = checkChainConfig(hdPath[1], bech32_hrp, bech32_hrp_len);
+    if (encoding == UNSUPPORTED) {
+        ZEMU_LOGF(50, "Chain config not supported for: %s\n", bech32_hrp)
+        THROW(APDU_CODE_COMMAND_NOT_ALLOWED);
+    }
+
     uint8_t requireConfirmation = G_io_apdu_buffer[OFFSET_P1];
     zxerr_t zxerr = app_fill_address();
     if (zxerr != zxerr_ok) {
@@ -152,19 +191,20 @@ __Z_INLINE void handleSign(volatile uint32_t *flags, volatile uint32_t *tx, uint
     // Let grab P2 value and if it's not valid, the parser should reject it
     const tx_type_e sign_type = (tx_type_e) G_io_apdu_buffer[OFFSET_P2];
 
+    if ((hdPath[1] == HDPATH_ETH_1_DEFAULT) && !app_mode_expert()) {
+        *flags |= IO_ASYNCH_REPLY;
+        view_custom_error_show(PIC(msg_error1),PIC(msg_error2));
+        THROW(APDU_CODE_DATA_INVALID);
+    }
+
     // Put address in output buffer, we will use it to confirm source address
     zxerr_t zxerr = app_fill_address();
     if (zxerr != zxerr_ok) {
         *tx = 0;
         THROW(APDU_CODE_DATA_INVALID);
     }
-    parser_tx_obj.tx_json.own_addr = (const char *) (G_io_apdu_buffer + VIEW_ADDRESS_OFFSET_SECP256K1);
 
-    if ((encoding != BECH32_COSMOS) && !app_mode_expert()) {
-        *flags |= IO_ASYNCH_REPLY;
-        view_custom_error_show(PIC(msg_error1),PIC(msg_error2));
-        THROW(APDU_CODE_DATA_INVALID);
-    }
+    parser_tx_obj.tx_json.own_addr = (const char *) (G_io_apdu_buffer + VIEW_ADDRESS_OFFSET_SECP256K1);
     const char *error_msg = tx_parse(sign_type);
 
     if (error_msg != NULL) {
diff --git a/app/src/coin.h b/app/src/coin.h
index ece4d77f..2c5a7fae 100644
--- a/app/src/coin.h
+++ b/app/src/coin.h
@@ -14,12 +14,12 @@
 *  limitations under the License.
 ********************************************************************************/
 #pragma once
-#include "stdbool.h"
+
 #ifdef __cplusplus
 extern "C" {
 #endif
 
-#define CLA                  0x55
+#define CLA                  0x55u
 
 #define HDPATH_LEN_DEFAULT   5
 
@@ -60,8 +60,8 @@ typedef enum {
 // In non-expert mode, the app will convert from uatom to ATOM
 #define COIN_DEFAULT_DENOM_BASE             "uatom"
 #define COIN_DEFAULT_DENOM_REPR             "ATOM"
-#define COIN_DEFAULT_DENOM_FACTOR           6
-#define COIN_DEFAULT_DENOM_TRIMMING         6
+#define COIN_DEFAULT_DENOM_FACTOR           6u
+#define COIN_DEFAULT_DENOM_TRIMMING         6u
 
 // Coin denoms may be up to 128 characters long
 // https://github.com/cosmos/cosmos-sdk/blob/master/types/coin.go#L780
@@ -69,18 +69,18 @@ typedef enum {
 #define COIN_DENOM_MAXSIZE                  129
 #define COIN_AMOUNT_MAXSIZE                 50
 
-#define COIN_MAX_CHAINID_LEN                20
-#define INDEXING_TMP_KEYSIZE 70
-#define INDEXING_TMP_VALUESIZE 70
-#define INDEXING_GROUPING_REF_TYPE_SIZE 70
-#define INDEXING_GROUPING_REF_FROM_SIZE 70
+#define COIN_MAX_CHAINID_LEN                20u
+#define INDEXING_TMP_KEYSIZE                70u
+#define INDEXING_TMP_VALUESIZE              70u
+#define INDEXING_GROUPING_REF_TYPE_SIZE     70u
+#define INDEXING_GROUPING_REF_FROM_SIZE     70u
 
 #define MENU_MAIN_APP_LINE2_SECRET         "?"
 #define COIN_SECRET_REQUIRED_CLICKS         0
 
 #define INS_GET_VERSION                 0x00
-#define INS_SIGN_SECP256K1              0x02
-#define INS_GET_ADDR_SECP256K1          0x04
+#define INS_SIGN_SECP256K1              0x02u
+#define INS_GET_ADDR_SECP256K1          0x04u
 
 #ifdef __cplusplus
 }
diff --git a/app/src/common/actions.h b/app/src/common/actions.h
index fd955e87..79032a64 100644
--- a/app/src/common/actions.h
+++ b/app/src/common/actions.h
@@ -25,15 +25,11 @@
 
 extern uint16_t action_addrResponseLen;
 
-__Z_INLINE void app_set_hrp(char *p) {
-    crypto_set_hrp(p);
-}
-
 __Z_INLINE void app_sign() {
     uint16_t replyLen = 0;
 
     MEMZERO(G_io_apdu_buffer, IO_APDU_BUFFER_SIZE);
-    zxerr_t err = crypto_sign(G_io_apdu_buffer, IO_APDU_BUFFER_SIZE - 3, &replyLen);
+    const zxerr_t err = crypto_sign(G_io_apdu_buffer, IO_APDU_BUFFER_SIZE - 3, &replyLen);
 
     if (err != zxerr_ok || replyLen == 0) {
         set_code(G_io_apdu_buffer, 0, APDU_CODE_SIGN_VERIFY_ERROR);
@@ -49,7 +45,7 @@ __Z_INLINE zxerr_t app_fill_address() {
     MEMZERO(G_io_apdu_buffer, IO_APDU_BUFFER_SIZE);
 
     action_addrResponseLen = 0;
-    zxerr_t err = crypto_fillAddress(G_io_apdu_buffer, IO_APDU_BUFFER_SIZE - 2, &action_addrResponseLen);
+    const zxerr_t err = crypto_fillAddress(G_io_apdu_buffer, IO_APDU_BUFFER_SIZE - 2, &action_addrResponseLen);
 
     if (err != zxerr_ok || action_addrResponseLen == 0) {
         THROW(APDU_CODE_EXECUTION_ERROR);
diff --git a/app/src/common/tx.c b/app/src/common/tx.c
index d7280a1a..9a7c8a4e 100644
--- a/app/src/common/tx.c
+++ b/app/src/common/tx.c
@@ -21,7 +21,7 @@
 #include <string.h>
 #include "zxmacros.h"
 
-#if defined(TARGET_NANOX) || defined(TARGET_NANOS2)
+#if defined(TARGET_NANOX) || defined(TARGET_NANOS2) || defined(TARGET_STAX)
 #define RAM_BUFFER_SIZE 8192
 #define FLASH_BUFFER_SIZE 16384
 #elif defined(TARGET_NANOS)
@@ -38,7 +38,7 @@ typedef struct
     uint8_t buffer[FLASH_BUFFER_SIZE];
 } storage_t;
 
-#if defined(TARGET_NANOS) || defined(TARGET_NANOX) || defined(TARGET_NANOS2)
+#if defined(TARGET_NANOS) || defined(TARGET_NANOX) || defined(TARGET_NANOS2) || defined(TARGET_STAX)
 storage_t NV_CONST N_appdata_impl __attribute__((aligned(64)));
 #define N_appdata (*(NV_VOLATILE storage_t *)PIC(&N_appdata_impl))
 #endif
diff --git a/app/src/crypto.c b/app/src/crypto.c
index d6de7652..f2972e4e 100644
--- a/app/src/crypto.c
+++ b/app/src/crypto.c
@@ -1,5 +1,5 @@
 /*******************************************************************************
-*   (c) 2019 Zondax GmbH
+*   (c) 2023 Zondax AG
 *
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
@@ -23,6 +23,8 @@
 #include <bech32.h>
 #include "chain_config.h"
 
+#define MAX_DER_SIGNATURE_LEN   73u
+
 uint32_t hdPath[HDPATH_LEN_DEFAULT];
 
 uint8_t bech32_hrp_len;
@@ -31,41 +33,41 @@ address_encoding_e encoding;
 
 #include "cx.h"
 
-zxerr_t crypto_extractUncompressedPublicKey(const uint32_t path[HDPATH_LEN_DEFAULT], uint8_t *pubKey, uint16_t pubKeyLen) {
+static zxerr_t crypto_extractUncompressedPublicKey(uint8_t *pubKey, uint16_t pubKeyLen) {
+    if (pubKey == NULL || pubKeyLen < PK_LEN_SECP256K1_UNCOMPRESSED) {
+        return zxerr_invalid_crypto_settings;
+    }
+
     cx_ecfp_public_key_t cx_publicKey = {0};
     cx_ecfp_private_key_t cx_privateKey = {0};
-    uint8_t privateKeyData[32] = {0};
+    uint8_t privateKeyData[64] = {0};
+
+    zxerr_t error = zxerr_unknown;
+    // Generate keys
+    CATCH_CXERROR(os_derive_bip32_with_seed_no_throw(HDW_NORMAL,
+                                                     CX_CURVE_256K1,
+                                                     hdPath,
+                                                     HDPATH_LEN_DEFAULT,
+                                                     privateKeyData,
+                                                     NULL,
+                                                     NULL,
+                                                     0))
+
+    CATCH_CXERROR(cx_ecfp_init_private_key_no_throw(CX_CURVE_256K1, privateKeyData, 32, &cx_privateKey))
+    CATCH_CXERROR(cx_ecfp_init_public_key_no_throw(CX_CURVE_256K1, NULL, 0, &cx_publicKey))
+    CATCH_CXERROR(cx_ecfp_generate_pair_no_throw(CX_CURVE_256K1, &cx_publicKey, &cx_privateKey, 1))
+    memcpy(pubKey, cx_publicKey.W, PK_LEN_SECP256K1_UNCOMPRESSED);
+    error = zxerr_ok;
 
-    if (pubKeyLen < PK_LEN_SECP256K1_UNCOMPRESSED) {
-        return zxerr_invalid_crypto_settings;
-    }
+catch_cx_error:
+    MEMZERO(&cx_privateKey, sizeof(cx_privateKey));
+    MEMZERO(privateKeyData, sizeof(privateKeyData));
 
-    volatile zxerr_t err = zxerr_unknown;
-    BEGIN_TRY
-    {
-        TRY {
-            os_perso_derive_node_bip32(CX_CURVE_256K1,
-                                       path,
-                                       HDPATH_LEN_DEFAULT,
-                                       privateKeyData, NULL);
-
-            cx_ecfp_init_private_key(CX_CURVE_256K1, privateKeyData, 32, &cx_privateKey);
-            cx_ecfp_init_public_key(CX_CURVE_256K1, NULL, 0, &cx_publicKey);
-            cx_ecfp_generate_pair(CX_CURVE_256K1, &cx_publicKey, &cx_privateKey, 1);
-            err = zxerr_ok;
-        }
-        CATCH_OTHER(e) {
-            err = zxerr_ledger_api_error;
-        }
-        FINALLY {
-            MEMZERO(&cx_privateKey, sizeof(cx_privateKey));
-            MEMZERO(privateKeyData, 32);
-        }
+    if (error != zxerr_ok) {
+        MEMZERO(pubKey, pubKeyLen);
     }
-    END_TRY;
 
-    memcpy(pubKey, cx_publicKey.W, PK_LEN_SECP256K1_UNCOMPRESSED);
-    return err;
+    return error;
 }
 
 __Z_INLINE zxerr_t compressPubkey(const uint8_t *pubkey, uint16_t pubkeyLen, uint8_t *output, uint16_t outputLen) {
@@ -87,18 +89,12 @@ __Z_INLINE zxerr_t compressPubkey(const uint8_t *pubkey, uint16_t pubkeyLen, uin
     return zxerr_ok;
 }
 
-zxerr_t crypto_sign(uint8_t *signature,
-                    uint16_t signatureMaxlen,
-                    uint16_t *sigSize) {
-    uint8_t messageDigest[CX_SHA256_SIZE] = {0};
-
-    // Hash it
-    const uint8_t *message = tx_get_buffer();
-    const uint16_t messageLen = tx_get_buffer_length();
+static zxerr_t crypto_hashBuffer(const uint8_t *input, const uint16_t inputLen,
+                          uint8_t *output, uint16_t outputLen) {
 
     switch (encoding) {
         case BECH32_COSMOS: {
-            cx_hash_sha256(message, messageLen, messageDigest, CX_SHA256_SIZE);
+            cx_hash_sha256(input, inputLen, output, outputLen);
             break;
         }
 
@@ -108,7 +104,7 @@ zxerr_t crypto_sign(uint8_t *signature,
             if (status != CX_OK) {
                  return zxerr_ledger_api_error;
             }
-            status = cx_hash_no_throw((cx_hash_t*) &sha3, CX_LAST, message, messageLen, messageDigest, CX_SHA256_SIZE);
+            status = cx_hash_no_throw((cx_hash_t*) &sha3, CX_LAST, input, inputLen, output, outputLen);
             if (status != CX_OK) {
                 return zxerr_ledger_api_error;
             }
@@ -118,79 +114,67 @@ zxerr_t crypto_sign(uint8_t *signature,
         default:
             return zxerr_unknown;
     }
+    return zxerr_ok;
+}
 
-    cx_ecfp_private_key_t cx_privateKey = {0};
-    uint8_t privateKeyData[32] = {0};
-    unsigned int info = 0;
-    volatile int signatureLength = 0;
-
-    volatile zxerr_t err = zxerr_unknown;
-    BEGIN_TRY
-    {
-        TRY
-        {
-            // Generate keys
-            os_perso_derive_node_bip32(CX_CURVE_SECP256K1,
-                                       hdPath,
-                                       HDPATH_LEN_DEFAULT,
-                                       privateKeyData, NULL);
-
-            cx_ecfp_init_private_key(CX_CURVE_SECP256K1, privateKeyData, 32, &cx_privateKey);
-
-            // Sign
-            signatureLength = cx_ecdsa_sign(&cx_privateKey,
-                                            CX_RND_RFC6979 | CX_LAST,
-                                            CX_SHA256,
-                                            messageDigest,
-                                            CX_SHA256_SIZE,
-                                            signature,
-                                            signatureMaxlen,
-                                            &info);
-            err = zxerr_ok;
-        }
-        CATCH_OTHER(e) {
-            err = zxerr_ledger_api_error;
-        }
-        FINALLY {
-            MEMZERO(&cx_privateKey, sizeof(cx_privateKey));
-            MEMZERO(privateKeyData, 32);
-        }
+zxerr_t crypto_sign(uint8_t *output,
+                   uint16_t outputLen,
+                   uint16_t *sigSize) {
+    if (output == NULL || sigSize == NULL || outputLen < MAX_DER_SIGNATURE_LEN) {
+            return zxerr_invalid_crypto_settings;
     }
-    END_TRY;
 
-    *sigSize = signatureLength;
-    return err;
-}
+    uint8_t messageDigest[CX_SHA256_SIZE] = {0};
 
-uint8_t extractHRP(uint32_t rx, uint32_t offset) {
-    if (rx < offset + 1) {
-        THROW(APDU_CODE_DATA_INVALID);
-    }
-    MEMZERO(bech32_hrp, MAX_BECH32_HRP_LEN);
+    // Hash it
+    const uint8_t *message = tx_get_buffer();
+    const uint16_t messageLen = tx_get_buffer_length();
 
-    bech32_hrp_len = G_io_apdu_buffer[offset];
+    CHECK_ZXERR(crypto_hashBuffer(message, messageLen, messageDigest, CX_SHA256_SIZE))
+    CHECK_APP_CANARY()
+
+    cx_ecfp_private_key_t cx_privateKey;
+    uint8_t privateKeyData[64] = {0};
+    size_t signatureLength = MAX_DER_SIGNATURE_LEN;
+    uint32_t tmpInfo = 0;
+    *sigSize = 0;
+
+    zxerr_t error = zxerr_unknown;
+
+    CATCH_CXERROR(os_derive_bip32_with_seed_no_throw(HDW_NORMAL,
+                                                     CX_CURVE_256K1,
+                                                     hdPath,
+                                                     HDPATH_LEN_DEFAULT,
+                                                     privateKeyData,
+                                                     NULL,
+                                                     NULL,
+                                                     0))
+    CATCH_CXERROR(cx_ecfp_init_private_key_no_throw(CX_CURVE_256K1, privateKeyData, 32, &cx_privateKey))
+    CATCH_CXERROR(cx_ecdsa_sign_no_throw(&cx_privateKey,
+                                         CX_RND_RFC6979 | CX_LAST,
+                                         CX_SHA256,
+                                         messageDigest,
+                                         CX_SHA256_SIZE,
+                                         output,
+                                         &signatureLength, &tmpInfo))
+    *sigSize = signatureLength;
+    error = zxerr_ok;
 
-    if (bech32_hrp_len == 0 || bech32_hrp_len > MAX_BECH32_HRP_LEN) {
-        THROW(APDU_CODE_DATA_INVALID);
-    }
+catch_cx_error:
+    MEMZERO(&cx_privateKey, sizeof(cx_privateKey));
+    MEMZERO(privateKeyData, sizeof(privateKeyData));
 
-    memcpy(bech32_hrp, G_io_apdu_buffer + offset + 1, bech32_hrp_len);
-    bech32_hrp[bech32_hrp_len] = 0;     // zero terminate
+    if (error != zxerr_ok) {
+        MEMZERO(output, outputLen);
+    }
 
-    return bech32_hrp_len;
+    return error;
 }
 
 void ripemd160_32(uint8_t *out, uint8_t *in) {
     cx_ripemd160_t rip160;
     cx_ripemd160_init(&rip160);
-    cx_hash(&rip160.header, CX_LAST, in, CX_SHA256_SIZE, out, CX_RIPEMD160_SIZE);
-}
-
-void crypto_set_hrp(char *p) {
-    bech32_hrp_len = strlen(p);
-    if (bech32_hrp_len < MAX_BECH32_HRP_LEN) {
-        snprintf(bech32_hrp, sizeof(bech32_hrp), "%s", p);
-    }
+    cx_hash_no_throw(&rip160.header, CX_LAST, in, CX_SHA256_SIZE, out, CX_RIPEMD160_SIZE);
 }
 
 zxerr_t crypto_fillAddress(uint8_t *buffer, uint16_t buffer_len, uint16_t *addrResponseLen) {
@@ -200,7 +184,7 @@ zxerr_t crypto_fillAddress(uint8_t *buffer, uint16_t buffer_len, uint16_t *addrR
 
     // extract pubkey
     uint8_t uncompressedPubkey [PK_LEN_SECP256K1_UNCOMPRESSED] = {0};
-    CHECK_ZXERR(crypto_extractUncompressedPublicKey(hdPath, uncompressedPubkey, sizeof(uncompressedPubkey)))
+    CHECK_ZXERR(crypto_extractUncompressedPublicKey(uncompressedPubkey, sizeof(uncompressedPubkey)))
     CHECK_ZXERR(compressPubkey(uncompressedPubkey, sizeof(uncompressedPubkey), buffer, buffer_len))
     char *addr = (char *) (buffer + PK_LEN_SECP256K1);
 
@@ -221,7 +205,7 @@ zxerr_t crypto_fillAddress(uint8_t *buffer, uint16_t buffer_len, uint16_t *addrR
             if (cx_keccak_init_no_throw(&ctx, 256) != CX_OK) {
                 return zxerr_unknown;
             }
-            cx_hash((cx_hash_t *)&ctx, CX_LAST, uncompressedPubkey+1, sizeof(uncompressedPubkey)-1, hashed1_pk, sizeof(hashed1_pk));
+            cx_hash_no_throw((cx_hash_t *)&ctx, CX_LAST, uncompressedPubkey+1, sizeof(uncompressedPubkey)-1, hashed1_pk, sizeof(hashed1_pk));
             CHECK_ZXERR(bech32EncodeFromBytes(addr, buffer_len - PK_LEN_SECP256K1, bech32_hrp, hashed1_pk + 12, sizeof(hashed1_pk) - 12, 1, BECH32_ENCODING_BECH32))
             break;
         }
diff --git a/app/src/crypto.h b/app/src/crypto.h
index 6a7d319f..12a0ea6e 100644
--- a/app/src/crypto.h
+++ b/app/src/crypto.h
@@ -33,8 +33,6 @@ extern char bech32_hrp[MAX_BECH32_HRP_LEN + 1];
 extern uint8_t bech32_hrp_len;
 extern address_encoding_e encoding;
 
-uint8_t extractHRP(uint32_t rx, uint32_t offset);
-
 void crypto_set_hrp(char *p);
 
 zxerr_t crypto_fillAddress(uint8_t *buffer, uint16_t bufferLen, uint16_t *addrResponseLen);
diff --git a/app/src/json/json_parser.h b/app/src/json/json_parser.h
index bce15840..e62677cd 100644
--- a/app/src/json/json_parser.h
+++ b/app/src/json/json_parser.h
@@ -1,5 +1,5 @@
 /*******************************************************************************
-*   (c) 2018, 2019 Zondax GmbH
+*   (c) 2018 - 2023 Zondax AG
 *
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
@@ -39,6 +39,11 @@ extern "C" {
 #define MAX_NUMBER_OF_TOKENS    70
 #endif
 
+#if defined(TARGET_STAX)
+#undef MAX_NUMBER_OF_TOKENS
+#define MAX_NUMBER_OF_TOKENS    600
+#endif
+
 #define ROOT_TOKEN_INDEX 0
 
 //---------------------------------------------
diff --git a/app/src/tx_display.c b/app/src/tx_display.c
index f5c23a06..787e745e 100644
--- a/app/src/tx_display.c
+++ b/app/src/tx_display.c
@@ -1,5 +1,5 @@
 /*******************************************************************************
-*   (c) 2018, 2019 Zondax GmbH
+*   (c) 2018 - 2023 Zondax AG
 *
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
@@ -599,6 +599,7 @@ parser_error_t tx_display_translation(char *dst, uint16_t dstLen, char *src, uin
     *dst = 0;
     return parser_ok;
 }
+
 #ifdef __cplusplus
 #pragma clang diagnostic pop
 #endif
diff --git a/app/src/tx_parser.c b/app/src/tx_parser.c
index 415eabba..f8ded002 100644
--- a/app/src/tx_parser.c
+++ b/app/src/tx_parser.c
@@ -1,5 +1,5 @@
 /*******************************************************************************
-*   (c) 2018, 2019 Zondax GmbH
+*   (c) 2018 - 2023 Zondax AG
 *
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
@@ -17,6 +17,7 @@
 #pragma clang diagnostic push
 #pragma ide diagnostic ignored "misc-no-recursion"
 #endif
+
 #include <jsmn.h>
 #include "tx_parser.h"
 #include "zxmacros.h"
diff --git a/app/src/tx_parser.h b/app/src/tx_parser.h
index f69a62e7..2bebc3ad 100644
--- a/app/src/tx_parser.h
+++ b/app/src/tx_parser.h
@@ -1,5 +1,5 @@
 /*******************************************************************************
-*   (c) 2018, 2019 Zondax GmbH
+*   (c) 2018 - 2023 Zondax AG
 *
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
diff --git a/app/stax_icon.gif b/app/stax_icon.gif
new file mode 100644
index 00000000..361019ee
Binary files /dev/null and b/app/stax_icon.gif differ
diff --git a/deps/ledger-zxlib b/deps/ledger-zxlib
index 2f509248..3ffe6488 160000
--- a/deps/ledger-zxlib
+++ b/deps/ledger-zxlib
@@ -1 +1 @@
-Subproject commit 2f509248f5e4e273b9793c8cc609a79dfdeadef9
+Subproject commit 3ffe64882bece4e6a17895ce306c0129862681c6
diff --git a/deps/nanos-secure-sdk b/deps/nanos-secure-sdk
index 760b313a..40a60bc8 160000
--- a/deps/nanos-secure-sdk
+++ b/deps/nanos-secure-sdk
@@ -1 +1 @@
-Subproject commit 760b313a61692869556f210a4320306d8012679c
+Subproject commit 40a60bc83c6b1422e047c36beb4018891bc34b12
diff --git a/deps/nanosplus-secure-sdk b/deps/nanosplus-secure-sdk
index 6a028440..a80708f9 160000
--- a/deps/nanosplus-secure-sdk
+++ b/deps/nanosplus-secure-sdk
@@ -1 +1 @@
-Subproject commit 6a0284400066b5d0575847e4546ecb0c01691350
+Subproject commit a80708f93fdbbc447bc7506aee314fe41a093068
diff --git a/deps/nanox-secure-sdk b/deps/nanox-secure-sdk
index 05465c19..a80708f9 160000
--- a/deps/nanox-secure-sdk
+++ b/deps/nanox-secure-sdk
@@ -1 +1 @@
-Subproject commit 05465c19add6fc688afaebbef92e5f26649c484b
+Subproject commit a80708f93fdbbc447bc7506aee314fe41a093068
diff --git a/docs/APDUSPEC.md b/docs/APDUSPEC.md
index 2e4e8f33..b125614e 100644
--- a/docs/APDUSPEC.md
+++ b/docs/APDUSPEC.md
@@ -64,7 +64,7 @@ The general structure of commands and responses is as follows:
 
 --------------
 
-### INS_GET_ADDR_SECP256K1
+### INS_GET_ADDR
 
 #### Command
 
@@ -79,7 +79,7 @@ The general structure of commands and responses is as follows:
 | HRP_LEN    | byte(1)        | Bech32 HRP Length              | 1<=HRP_LEN<=83 |
 | HRP        | byte (HRP_LEN) | Bech32 HRP                     |                |
 | Path[0]    | byte (4)       | Derivation Path Data           | 44             |
-| Path[1]    | byte (4)       | Derivation Path Data           | 118            |
+| Path[1]    | byte (4)       | Derivation Path Data           | 118 / 60       |
 | Path[2]    | byte (4)       | Derivation Path Data           | ?              |
 | Path[3]    | byte (4)       | Derivation Path Data           | ?              |
 | Path[4]    | byte (4)       | Derivation Path Data           | ?              |
@@ -94,7 +94,7 @@ First three items in the derivation path will be hardened automatically hardened
 | ADDR    | byte (65) | Bech 32 addr          |                          |
 | SW1-SW2 | byte (2)  | Return code           | see list of return codes |
 
-### SIGN_SECP256K1
+### INS_SIGN
 
 #### Command
 
@@ -109,7 +109,8 @@ First three items in the derivation path will be hardened automatically hardened
 |       |          |                        | 1 = textual |
 | L     | byte (1) | Bytes in payload       | (depends) |
 
-The first packet/chunk includes only the derivation path
+The first packet/chunk includes only the derivation path and HRP.
+At the moment, seding HRP is optional but it will be mandatory in a future version.
 
 All other packets/chunks should contain message to sign
 
@@ -117,11 +118,13 @@ All other packets/chunks should contain message to sign
 
 | Field      | Type     | Content                | Expected  |
 | ---------- | -------- | ---------------------- | --------- |
-| Path[0]    | byte (4) | Derivation Path Data   | 44        |
-| Path[1]    | byte (4) | Derivation Path Data   | 118       |
-| Path[2]    | byte (4) | Derivation Path Data   | ?         |
-| Path[3]    | byte (4) | Derivation Path Data   | ?         |
-| Path[4]    | byte (4) | Derivation Path Data   | ?         |
+| Path[0]    | byte (4)       | Derivation Path Data           | 44             |
+| Path[1]    | byte (4)       | Derivation Path Data           | 118 / 60       |
+| Path[2]    | byte (4)       | Derivation Path Data           | ?              |
+| Path[3]    | byte (4)       | Derivation Path Data           | ?              |
+| Path[4]    | byte (4)       | Derivation Path Data           | ?              |
+| HRP_LEN    | byte(1)        | Bech32 HRP Length              | 1<=HRP_LEN<=83 |
+| HRP        | byte (HRP_LEN) | Bech32 HRP                     |                |
 
 *Other Chunks/Packets*
 
diff --git a/tests/common.cpp b/tests/common.cpp
index 738a8331..276d9c19 100644
--- a/tests/common.cpp
+++ b/tests/common.cpp
@@ -23,6 +23,7 @@
 #include "bech32.h"
 #include "hexutils.h"
 #include "gmock/gmock.h"
+#include "coin.h"
 
 std::vector<std::string> dumpUI(parser_context_t *ctx,
                                 uint16_t maxKeyLen,
diff --git a/tests_zemu/package.json b/tests_zemu/package.json
index 88d928c9..f91257ce 100644
--- a/tests_zemu/package.json
+++ b/tests_zemu/package.json
@@ -14,34 +14,35 @@
     "Ledger"
   ],
   "scripts": {
-    "test": "ts-node tests/pullImageKillOld.ts && jest --maxConcurrency 2"
+    "clean": "ts-node tests/pullImageKillOld.ts",
+    "test": "yarn clean && jest --maxConcurrency 2"
   },
   "dependencies": {
-    "@zondax/ledger-cosmos-js": "^3.0.2",
-    "@zondax/zemu": "^0.42.1"
+    "@zondax/ledger-cosmos-js": "^3.0.3",
+    "@zondax/zemu": "^0.44.0"
   },
   "devDependencies": {
-    "@types/jest": "^29.2.3",
+    "@types/jest": "^29.5.3",
     "@types/ledgerhq__hw-transport": "^4.21.4",
-    "@typescript-eslint/eslint-plugin": "^5.59.6",
-    "@typescript-eslint/parser": "^5.59.6",
+    "@typescript-eslint/eslint-plugin": "^6.0.0",
+    "@typescript-eslint/parser": "^6.0.0",
+    "bech32": "^2.0.0",
     "blakejs": "^1.1.1",
     "crypto-js": "4.1.1",
-    "eslint": "^8.40.0",
-    "eslint-config-prettier": "^8.8.0",
-    "eslint-plugin-import": "^2.27.5",
-    "eslint-plugin-jest": "^27.1.5",
-    "eslint-plugin-prettier": "^4.0.0",
-    "jest": "29.5.0",
+    "eslint": "^8.44.0",
+    "eslint-config-prettier": "^9.0.0",
+    "eslint-plugin-import": "^2.25.4",
+    "eslint-plugin-jest": "^27.2.1",
+    "eslint-plugin-prettier": "^5.0.0",
+    "jest": "29.6.2",
     "jest-serial-runner": "^1.1.0",
     "js-sha3": "0.8.0",
     "jssha": "^3.2.0",
-    "prettier": "^2.8.8",
-    "secp256k1": "^4.0.3",
-    "ts-jest": "^29.0.3",
-    "ts-node": "^10.9.1",
     "keccak256": "^1.0.6",
-    "bech32": "^2.0.0",
+    "prettier": "^3.0.0",
+    "secp256k1": "^5.0.0",
+    "ts-jest": "^29.1.1",
+    "ts-node": "^10.9.1",
     "typescript": "^5.0.4"
   }
 }
diff --git a/tests_zemu/snapshots/s-mainmenu/00004.png b/tests_zemu/snapshots/s-mainmenu/00004.png
index 98030e9a..8b61000f 100644
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index a4fbbac9..3ad12346 100644
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index 98030e9a..8b61000f 100644
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index d8d85a04..b639e800 100644
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index 3922fb6c..c7703726 100644
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index d8d85a04..b639e800 100644
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diff --git a/tests_zemu/snapshots/st-govDeposit/00000.png b/tests_zemu/snapshots/st-govDeposit/00000.png
new file mode 100644
index 00000000..a99b458a
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index 00000000..2a5ad8a8
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index 00000000..524b0425
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index 00000000..9bfecf27
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index 00000000..411107f8
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index 00000000..364600bb
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index 00000000..a99b458a
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diff --git a/tests_zemu/tests/json.test.ts b/tests_zemu/tests/amino.test.ts
similarity index 70%
rename from tests_zemu/tests/json.test.ts
rename to tests_zemu/tests/amino.test.ts
index 5d2e9d45..9bc28d0f 100644
--- a/tests_zemu/tests/json.test.ts
+++ b/tests_zemu/tests/amino.test.ts
@@ -14,11 +14,11 @@
  *  limitations under the License.
  ******************************************************************************* */
 
-import Zemu from '@zondax/zemu'
+import Zemu, { ClickNavigation, TouchNavigation } from '@zondax/zemu'
 // @ts-ignore
 import { CosmosApp } from '@zondax/ledger-cosmos-js'
 import {
-  DEFAULT_OPTIONS,
+  defaultOptions,
   DEVICE_MODELS,
   example_tx_str_basic,
   example_tx_str_basic2,
@@ -33,15 +33,16 @@ import {
 import secp256k1 from 'secp256k1/elliptic'
 // @ts-ignore
 import crypto from 'crypto'
+import { ButtonKind, IButton } from '@zondax/zemu/dist/types'
 
 jest.setTimeout(120000)
 
-describe('Json', function () {
+describe('Amino', function () {
   // eslint-disable-next-line jest/expect-expect
   test.concurrent.each(DEVICE_MODELS)('can start and stop container', async function (m) {
     const sim = new Zemu(m.path)
     try {
-      await sim.start({ ...DEFAULT_OPTIONS, model: m.name })
+      await sim.start({ ...defaultOptions, model: m.name })
     } finally {
       await sim.close()
     }
@@ -50,20 +51,21 @@ describe('Json', function () {
   test.concurrent.each(DEVICE_MODELS)('sign basic normal', async function (m) {
     const sim = new Zemu(m.path)
     try {
-      await sim.start({ ...DEFAULT_OPTIONS, model: m.name })
+      await sim.start({ ...defaultOptions, model: m.name })
       const app = new CosmosApp(sim.getTransport())
 
       const path = [44, 118, 0, 0, 0]
-      const tx = Buffer.from(JSON.stringify(example_tx_str_basic))
+      const tx = Buffer.from(JSON.stringify(example_tx_str_basic), "utf-8")
+      const hrp = 'cosmos'
 
       // get address / publickey
-      const respPk = await app.getAddressAndPubKey(path, 'cosmos')
+      const respPk = await app.getAddressAndPubKey(path, hrp)
       expect(respPk.return_code).toEqual(0x9000)
       expect(respPk.error_message).toEqual('No errors')
       console.log(respPk)
 
       // do not wait here..
-      const signatureRequest = app.sign(path, tx, AMINO_JSON_TX)
+      const signatureRequest = app.sign(path, tx, hrp, AMINO_JSON_TX)
 
       // Wait until we are not in the main menu
       await sim.waitUntilScreenIsNot(sim.getMainMenuSnapshot())
@@ -95,20 +97,21 @@ describe('Json', function () {
   test.concurrent.each(DEVICE_MODELS)('sign basic normal2', async function (m) {
     const sim = new Zemu(m.path)
     try {
-      await sim.start({ ...DEFAULT_OPTIONS, model: m.name })
+      await sim.start({ ...defaultOptions, model: m.name })
       const app = new CosmosApp(sim.getTransport())
 
       const path = [44, 118, 0, 0, 0]
       const tx = Buffer.from(JSON.stringify(example_tx_str_basic2))
+      const hrp = 'cosmos'
 
       // get address / publickey
-      const respPk = await app.getAddressAndPubKey(path, 'cosmos')
+      const respPk = await app.getAddressAndPubKey(path, hrp)
       expect(respPk.return_code).toEqual(0x9000)
       expect(respPk.error_message).toEqual('No errors')
       console.log(respPk)
 
       // do not wait here..
-      const signatureRequest = app.sign(path, tx, AMINO_JSON_TX)
+      const signatureRequest = app.sign(path, tx, hrp, AMINO_JSON_TX)
 
       // Wait until we are not in the main menu
       await sim.waitUntilScreenIsNot(sim.getMainMenuSnapshot())
@@ -139,20 +142,21 @@ describe('Json', function () {
   test.concurrent.each(DEVICE_MODELS)('sign basic with extra fields', async function (m) {
     const sim = new Zemu(m.path)
     try {
-      await sim.start({ ...DEFAULT_OPTIONS, model: m.name })
+      await sim.start({ ...defaultOptions, model: m.name })
       const app = new CosmosApp(sim.getTransport())
 
       const path = [44, 118, 0, 0, 0]
       const tx = Buffer.from(JSON.stringify(example_tx_str_basic))
+      const hrp = 'cosmos'
 
       // get address / publickey
-      const respPk = await app.getAddressAndPubKey(path, 'cosmos')
+      const respPk = await app.getAddressAndPubKey(path, hrp)
       expect(respPk.return_code).toEqual(0x9000)
       expect(respPk.error_message).toEqual('No errors')
       console.log(respPk)
 
       // do not wait here..
-      const signatureRequest = app.sign(path, tx, 0x0)
+      const signatureRequest = app.sign(path, tx, hrp, AMINO_JSON_TX)
 
       // Wait until we are not in the main menu
       await sim.waitUntilScreenIsNot(sim.getMainMenuSnapshot())
@@ -184,20 +188,21 @@ describe('Json', function () {
   test.concurrent.each(DEVICE_MODELS)('ibc denoms', async function (m) {
     const sim = new Zemu(m.path)
     try {
-      await sim.start({ ...DEFAULT_OPTIONS, model: m.name })
+      await sim.start({ ...defaultOptions, model: m.name })
       const app = new CosmosApp(sim.getTransport())
 
       const path = [44, 118, 0, 0, 0]
       const tx = Buffer.from(JSON.stringify(ibc_denoms))
+      const hrp = 'cosmos'
 
       // get address / publickey
-      const respPk = await app.getAddressAndPubKey(path, 'cosmos')
+      const respPk = await app.getAddressAndPubKey(path, hrp)
       expect(respPk.return_code).toEqual(0x9000)
       expect(respPk.error_message).toEqual('No errors')
       console.log(respPk)
 
       // do not wait here..
-      const signatureRequest = app.sign(path, tx, 0x0)
+      const signatureRequest = app.sign(path, tx, hrp, AMINO_JSON_TX)
 
       // Wait until we are not in the main menu
       await sim.waitUntilScreenIsNot(sim.getMainMenuSnapshot())
@@ -229,20 +234,21 @@ describe('Json', function () {
   test.concurrent.each(DEVICE_MODELS)('SetWithdrawAddress', async function (m) {
     const sim = new Zemu(m.path)
     try {
-      await sim.start({ ...DEFAULT_OPTIONS, model: m.name })
+      await sim.start({ ...defaultOptions, model: m.name })
       const app = new CosmosApp(sim.getTransport())
 
       const path = [44, 118, 0, 0, 0]
       const tx = Buffer.from(JSON.stringify(setWithdrawAddress))
+      const hrp = 'cosmos'
 
       // get address / publickey
-      const respPk = await app.getAddressAndPubKey(path, 'cosmos')
+      const respPk = await app.getAddressAndPubKey(path, hrp)
       expect(respPk.return_code).toEqual(0x9000)
       expect(respPk.error_message).toEqual('No errors')
       console.log(respPk)
 
       // do not wait here..
-      const signatureRequest = app.sign(path, tx, 0x0)
+      const signatureRequest = app.sign(path, tx, hrp, AMINO_JSON_TX)
 
       // Wait until we are not in the main menu
       await sim.waitUntilScreenIsNot(sim.getMainMenuSnapshot())
@@ -274,20 +280,21 @@ describe('Json', function () {
   test.concurrent.each(DEVICE_MODELS)('CLIGovDeposit', async function (m) {
     const sim = new Zemu(m.path)
     try {
-      await sim.start({ ...DEFAULT_OPTIONS, model: m.name })
+      await sim.start({ ...defaultOptions, model: m.name })
       const app = new CosmosApp(sim.getTransport())
 
       const path = [44, 118, 0, 0, 0]
       const tx = Buffer.from(JSON.stringify(cliGovDeposit))
+      const hrp = 'cosmos'
 
       // get address / publickey
-      const respPk = await app.getAddressAndPubKey(path, 'cosmos')
+      const respPk = await app.getAddressAndPubKey(path, hrp)
       expect(respPk.return_code).toEqual(0x9000)
       expect(respPk.error_message).toEqual('No errors')
       console.log(respPk)
 
       // do not wait here..
-      const signatureRequest = app.sign(path, tx, 0x0)
+      const signatureRequest = app.sign(path, tx, hrp, AMINO_JSON_TX)
 
       // Wait until we are not in the main menu
       await sim.waitUntilScreenIsNot(sim.getMainMenuSnapshot())
@@ -319,7 +326,7 @@ describe('Json', function () {
   test.concurrent.each(DEVICE_MODELS)('MsgMultisend', async function (m) {
     const sim = new Zemu(m.path)
     try {
-      await sim.start({ ...DEFAULT_OPTIONS, model: m.name })
+      await sim.start({ ...defaultOptions, model: m.name })
       const app = new CosmosApp(sim.getTransport())
 
       // Activate expert mode
@@ -327,15 +334,16 @@ describe('Json', function () {
 
       const path = [44, 118, 0, 0, 0]
       const tx = Buffer.from(JSON.stringify(example_tx_str_msgMultiSend))
+      const hrp = 'cosmos'
 
       // get address / publickey
-      const respPk = await app.getAddressAndPubKey(path, 'cosmos')
+      const respPk = await app.getAddressAndPubKey(path, hrp)
       expect(respPk.return_code).toEqual(0x9000)
       expect(respPk.error_message).toEqual('No errors')
       console.log(respPk)
 
       // do not wait here..
-      const signatureRequest = app.sign(path, tx, 0x0)
+      const signatureRequest = app.sign(path, tx, hrp, AMINO_JSON_TX)
 
       // Wait until we are not in the main menu
       await sim.waitUntilScreenIsNot(sim.getMainMenuSnapshot())
@@ -367,7 +375,7 @@ describe('Json', function () {
   test.concurrent.each(DEVICE_MODELS)('SetWithdrawAddress-eth', async function (m) {
     const sim = new Zemu(m.path)
     try {
-      await sim.start({ ...DEFAULT_OPTIONS, model: m.name })
+      await sim.start({ ...defaultOptions, model: m.name })
       const app = new CosmosApp(sim.getTransport())
 
       // Change to expert mode so we can skip fields
@@ -375,15 +383,16 @@ describe('Json', function () {
 
       const path = [44, 60, 0, 0, 0]
       const tx = Buffer.from(JSON.stringify(setWithdrawAddress))
+      const hrp = 'inj'
 
       // get address / publickey
-      const respPk = await app.getAddressAndPubKey(path, 'inj')
+      const respPk = await app.getAddressAndPubKey(path, hrp)
       expect(respPk.return_code).toEqual(0x9000)
       expect(respPk.error_message).toEqual('No errors')
       console.log(respPk)
 
       // do not wait here..
-      const signatureRequest = app.sign(path, tx, 0x0)
+      const signatureRequest = app.sign(path, tx, hrp, AMINO_JSON_TX)
 
       // Wait until we are not in the main menu
       await sim.waitUntilScreenIsNot(sim.getMainMenuSnapshot())
@@ -411,4 +420,103 @@ describe('Json', function () {
       await sim.close()
     }
   })
+
+  test.concurrent.each(DEVICE_MODELS)('sign basic normal Eth', async function (m) {
+    const sim = new Zemu(m.path)
+    try {
+      await sim.start({ ...defaultOptions, model: m.name })
+      const app = new CosmosApp(sim.getTransport())
+
+      // Enable expert to allow sign with eth path
+      await sim.toggleExpertMode();
+
+      const path = [44, 60, 0, 0, 0]
+      const tx = Buffer.from(JSON.stringify(example_tx_str_basic), "utf-8")
+      const hrp = 'inj'
+
+      // check with invalid HRP
+      const errorRespPk = await app.getAddressAndPubKey(path, 'forbiddenHRP')
+      expect(errorRespPk.return_code).toEqual(0x6986)
+      expect(errorRespPk.error_message).toEqual('Transaction rejected')
+
+      // do not wait here..
+      const signatureRequest = app.sign(path, tx, hrp)
+
+      // Wait until we are not in the main menu
+      await sim.waitUntilScreenIsNot(sim.getMainMenuSnapshot())
+      await sim.compareSnapshotsAndApprove('.', `${m.prefix.toLowerCase()}-sign_basic_eth`)
+
+      const resp = await signatureRequest
+      console.log(resp)
+
+      expect(resp.return_code).toEqual(0x9000)
+      expect(resp.error_message).toEqual('No errors')
+      expect(resp).toHaveProperty('signature')
+
+      // get address / publickey
+      const respPk = await app.getAddressAndPubKey(path, hrp)
+      expect(respPk.return_code).toEqual(0x9000)
+      expect(respPk.error_message).toEqual('No errors')
+      console.log(respPk)
+
+      // Now verify the signature
+      const sha3 = require('js-sha3')
+      const msgHash = Buffer.from(sha3.keccak256(tx), 'hex')
+
+      const signatureDER = resp.signature
+      const signature = secp256k1.signatureImport(Uint8Array.from(signatureDER))
+
+      const pk = Uint8Array.from(respPk.compressed_pk)
+
+      const signatureOk = secp256k1.ecdsaVerify(signature, msgHash, pk)
+      expect(signatureOk).toEqual(true)
+    } finally {
+      await sim.close()
+    }
+  })
+
+  test.concurrent.each(DEVICE_MODELS)('sign basic normal Eth no expert', async function (m) {
+    const sim = new Zemu(m.path)
+    try {
+      await sim.start({ ...defaultOptions, model: m.name })
+      const app = new CosmosApp(sim.getTransport())
+
+      const path = [44, 60, 0, 0, 0]
+      const tx = Buffer.from(JSON.stringify(example_tx_str_basic), "utf-8")
+
+      // get address / publickey
+      const respPk = await app.getAddressAndPubKey(path, 'inj')
+      expect(respPk.return_code).toEqual(0x9000)
+      expect(respPk.error_message).toEqual('No errors')
+      console.log(respPk)
+
+      // do not wait here..
+      const signatureRequest = app.sign(path, tx)
+
+      // Wait until we are not in the main menu
+      await sim.waitUntilScreenIsNot(sim.getMainMenuSnapshot())
+      let nav = undefined;
+      if (m.name === 'stax') {
+        const okButton: IButton = {
+          x: 200,
+          y: 540,
+          delay: 0.25,
+        };
+        nav = new TouchNavigation([
+          ButtonKind.ConfirmYesButton,
+        ]);
+        nav.schedule[0].button = okButton;
+      } else {
+        nav = new ClickNavigation([1, 0]);
+      }
+      await sim.navigate('.', `${m.prefix.toLowerCase()}-sign_basic_eth_warning`, nav.schedule);
+
+      const resp = await signatureRequest
+      console.log(resp)
+
+      expect(resp.return_code).toEqual(0x6984)
+    } finally {
+      await sim.close()
+    }
+  })
 })
diff --git a/tests_zemu/tests/common.ts b/tests_zemu/tests/common.ts
index 59b934fe..722cae2a 100644
--- a/tests_zemu/tests/common.ts
+++ b/tests_zemu/tests/common.ts
@@ -1,5 +1,5 @@
 /** ******************************************************************************
- *  (c) 2021-2022 Zondax GmbH
+ *  (c) 2021-2023 Zondax AG
  *
  *  Licensed under the Apache License, Version 2.0 (the "License");
  *  you may not use this file except in compliance with the License.
@@ -24,8 +24,9 @@ export const APP_SEED = 'equip will roof matter pink blind book anxiety banner e
 const APP_PATH_S = Resolve('../app/output/app_s.elf')
 const APP_PATH_X = Resolve('../app/output/app_x.elf')
 const APP_PATH_SP = Resolve('../app/output/app_s2.elf')
+const APP_PATH_ST = Resolve('../app/output/app_stax.elf')
 
-export const DEFAULT_OPTIONS = {
+export const defaultOptions = {
   ...DEFAULT_START_OPTIONS,
   logging: true,
   custom: `-s "${APP_SEED}"`,
@@ -36,6 +37,7 @@ export const DEVICE_MODELS: IDeviceModel[] = [
   { name: 'nanos', prefix: 'S', path: APP_PATH_S },
   { name: 'nanox', prefix: 'X', path: APP_PATH_X },
   { name: 'nanosp', prefix: 'SP', path: APP_PATH_SP },
+  { name: 'stax', prefix: 'ST', path: APP_PATH_ST },
 ]
 
 export const tx_sign_textual = 'a10192a20168436861696e20696402686d792d636861696ea2016e4163636f756e74206e756d626572026131a2016853657175656e6365026132a301674164647265737302782d636f736d6f7331756c6176336873656e7570737771666b77327933737570356b677471776e767161386579687304f5a3016a5075626c6963206b657902781f2f636f736d6f732e63727970746f2e736563703235366b312e5075624b657904f5a3026d5075624b6579206f626a656374030104f5a401634b657902785230324542204444374620453446442045423736204443384120323035452046363544203739304320443330452038413337203541354320323532382045423341203932334120463146422034443739203444030204f5a102781e54686973207472616e73616374696f6e206861732031204d657373616765a3016d4d6573736167652028312f312902781c2f636f736d6f732e62616e6b2e763162657461312e4d736753656e640301a2026e4d736753656e64206f626a6563740302a3016c46726f6d206164647265737302782d636f736d6f7331756c6176336873656e7570737771666b77327933737570356b677471776e76716138657968730303a3016a546f206164647265737302782d636f736d6f7331656a726634637572327779366b667572673966326a707070326833616665356836706b6835740303a30166416d6f756e74026731302041544f4d0303a1026e456e64206f66204d657373616765a201644d656d6f0278193e20e29a9befb88f5c7532363942e29a9befb88f2020202020a2016446656573026a302e3030322041544f4da30169476173206c696d697402673130302730303004f5a3017148617368206f66207261772062797465730278403963303433323930313039633237306232666661396633633066613535613039306330313235656265663838316637646135333937386462663933663733383504f5'
diff --git a/tests_zemu/tests/standard.test.ts b/tests_zemu/tests/standard.test.ts
index 03e629a1..65e15f46 100644
--- a/tests_zemu/tests/standard.test.ts
+++ b/tests_zemu/tests/standard.test.ts
@@ -1,5 +1,5 @@
 /** ******************************************************************************
- *  (c) 2018-2022 Zondax GmbH
+ *  (c) 2018 - 2023 Zondax AG
  *
  *  Licensed under the Apache License, Version 2.0 (the "License");
  *  you may not use this file except in compliance with the License.
@@ -14,24 +14,23 @@
  *  limitations under the License.
  ******************************************************************************* */
 
-import Zemu from '@zondax/zemu'
-// @ts-ignore
+import Zemu, { zondaxMainmenuNavigation, ButtonKind, ClickNavigation, TouchNavigation } from '@zondax/zemu'
 import { CosmosApp } from '@zondax/ledger-cosmos-js'
-import { DEFAULT_OPTIONS, DEVICE_MODELS, example_tx_str_basic, example_tx_str_basic2, ibc_denoms } from './common'
+import { defaultOptions, DEVICE_MODELS, example_tx_str_basic, example_tx_str_basic2, ibc_denoms } from './common'
 
 // @ts-ignore
 import secp256k1 from 'secp256k1/elliptic'
 // @ts-ignore
 import crypto from 'crypto'
+import { ActionKind, IButton, INavElement } from '@zondax/zemu/dist/types'
 
 jest.setTimeout(90000)
 
 describe('Standard', function () {
-  // eslint-disable-next-line jest/expect-expect
   test.concurrent.each(DEVICE_MODELS)('can start and stop container', async function (m) {
     const sim = new Zemu(m.path)
     try {
-      await sim.start({ ...DEFAULT_OPTIONS, model: m.name })
+      await sim.start({ ...defaultOptions, model: m.name })
     } finally {
       await sim.close()
     }
@@ -40,8 +39,9 @@ describe('Standard', function () {
   test.concurrent.each(DEVICE_MODELS)('main menu', async function (m) {
     const sim = new Zemu(m.path)
     try {
-      await sim.start({ ...DEFAULT_OPTIONS, model: m.name })
-      expect(await sim.navigateAndCompareSnapshots('.', `${m.prefix.toLowerCase()}-mainmenu`, [1, 0, 0, 4, -5])).toEqual(true)
+      await sim.start({ ...defaultOptions, model: m.name })
+      const nav = zondaxMainmenuNavigation(m.name, [1, 0, 0, 4, -5])
+      await sim.navigateAndCompareSnapshots('.', `${m.prefix.toLowerCase()}-mainmenu`, nav.schedule)
     } finally {
       await sim.close()
     }
@@ -50,7 +50,7 @@ describe('Standard', function () {
   test.concurrent.each(DEVICE_MODELS)('get app version', async function (m) {
     const sim = new Zemu(m.path)
     try {
-      await sim.start({ ...DEFAULT_OPTIONS, model: m.name })
+      await sim.start({ ...defaultOptions, model: m.name })
       const app = new CosmosApp(sim.getTransport())
       const resp = await app.getVersion()
 
@@ -70,7 +70,7 @@ describe('Standard', function () {
   test.concurrent.each(DEVICE_MODELS)('get address', async function (m) {
     const sim = new Zemu(m.path)
     try {
-      await sim.start({ ...DEFAULT_OPTIONS, model: m.name })
+      await sim.start({ ...defaultOptions, model: m.name })
       const app = new CosmosApp(sim.getTransport())
 
       // Derivation path. First 3 items are automatically hardened!
@@ -95,7 +95,12 @@ describe('Standard', function () {
   test.concurrent.each(DEVICE_MODELS)('show address', async function (m) {
     const sim = new Zemu(m.path)
     try {
-      await sim.start({ ...DEFAULT_OPTIONS, model: m.name })
+      await sim.start({
+        ...defaultOptions,
+        model: m.name,
+        approveKeyword: m.name === 'stax' ? 'QR' : '',
+        approveAction: ButtonKind.ApproveTapButton,
+      })
       const app = new CosmosApp(sim.getTransport())
 
       // Derivation path. First 3 items are automatically hardened!
@@ -124,7 +129,12 @@ describe('Standard', function () {
     test.concurrent.each(DEVICE_MODELS)('show Eth address', async function (m) {
     const sim = new Zemu(m.path)
     try {
-      await sim.start({ ...DEFAULT_OPTIONS, model: m.name })
+      await sim.start({
+        ...defaultOptions,
+        model: m.name,
+        approveKeyword: m.name === 'stax' ? 'Path' : '',
+        approveAction: ButtonKind.ApproveTapButton,
+      })
       const app = new CosmosApp(sim.getTransport())
 
       // Derivation path. First 3 items are automatically hardened!
@@ -172,7 +182,12 @@ describe('Standard', function () {
   test.concurrent.each(DEVICE_MODELS)('show address HUGE', async function (m) {
     const sim = new Zemu(m.path)
     try {
-      await sim.start({ ...DEFAULT_OPTIONS, model: m.name })
+      await sim.start({
+        ...defaultOptions,
+        model: m.name,
+        approveKeyword: m.name === 'stax' ? 'QR' : '',
+        approveAction: ButtonKind.ApproveTapButton,
+      })
       const app = new CosmosApp(sim.getTransport())
 
       // Derivation path. First 3 items are automatically hardened!
@@ -190,7 +205,12 @@ describe('Standard', function () {
   test.concurrent.each(DEVICE_MODELS)('show address HUGE Expert', async function (m) {
     const sim = new Zemu(m.path)
     try {
-      await sim.start({ ...DEFAULT_OPTIONS, model: m.name })
+      await sim.start({
+        ...defaultOptions,
+        model: m.name,
+        approveKeyword: m.name === 'stax' ? 'Path' : '',
+        approveAction: ButtonKind.ApproveTapButton,
+      })
       const app = new CosmosApp(sim.getTransport())
 
       // Activate expert mode
@@ -219,267 +239,4 @@ describe('Standard', function () {
       await sim.close()
     }
   })
-
-  test.concurrent.each(DEVICE_MODELS)('sign basic normal', async function (m) {
-    const sim = new Zemu(m.path)
-    try {
-      await sim.start({ ...DEFAULT_OPTIONS, model: m.name })
-      const app = new CosmosApp(sim.getTransport())
-
-      const path = [44, 118, 0, 0, 0]
-      const tx = Buffer.from(JSON.stringify(example_tx_str_basic), "utf-8")
-
-      // get address / publickey
-      const respPk = await app.getAddressAndPubKey(path, 'cosmos')
-      expect(respPk.return_code).toEqual(0x9000)
-      expect(respPk.error_message).toEqual('No errors')
-      console.log(respPk)
-
-      // do not wait here..
-      const signatureRequest = app.sign(path, tx)
-
-      // Wait until we are not in the main menu
-      await sim.waitUntilScreenIsNot(sim.getMainMenuSnapshot())
-      await sim.compareSnapshotsAndApprove('.', `${m.prefix.toLowerCase()}-sign_basic`)
-
-      const resp = await signatureRequest
-      console.log(resp)
-
-      expect(resp.return_code).toEqual(0x9000)
-      expect(resp.error_message).toEqual('No errors')
-      expect(resp).toHaveProperty('signature')
-
-      // Now verify the signature
-      const hash = crypto.createHash('sha256')
-      const msgHash = Uint8Array.from(hash.update(tx).digest())
-
-      const signatureDER = resp.signature
-      const signature = secp256k1.signatureImport(Uint8Array.from(signatureDER))
-
-      const pk = Uint8Array.from(respPk.compressed_pk)
-
-      const signatureOk = secp256k1.ecdsaVerify(signature, msgHash, pk)
-      expect(signatureOk).toEqual(true)
-    } finally {
-      await sim.close()
-    }
-  })
-
-  test.concurrent.each(DEVICE_MODELS)('sign basic normal2', async function (m) {
-    const sim = new Zemu(m.path)
-    try {
-      await sim.start({ ...DEFAULT_OPTIONS, model: m.name })
-      const app = new CosmosApp(sim.getTransport())
-
-      const path = [44, 118, 0, 0, 0]
-      const tx = Buffer.from(JSON.stringify(example_tx_str_basic2), "utf-8")
-
-      // get address / publickey
-      const respPk = await app.getAddressAndPubKey(path, 'cosmos')
-      expect(respPk.return_code).toEqual(0x9000)
-      expect(respPk.error_message).toEqual('No errors')
-      console.log(respPk)
-
-      // do not wait here..
-      const signatureRequest = app.sign(path, tx)
-
-      // Wait until we are not in the main menu
-      await sim.waitUntilScreenIsNot(sim.getMainMenuSnapshot())
-      await sim.compareSnapshotsAndApprove('.', `${m.prefix.toLowerCase()}-sign_basic2`)
-
-      const resp = await signatureRequest
-      console.log(resp)
-
-      expect(resp.return_code).toEqual(0x9000)
-      expect(resp.error_message).toEqual('No errors')
-
-      // Now verify the signature
-      const hash = crypto.createHash('sha256')
-      const msgHash = Uint8Array.from(hash.update(tx).digest())
-
-      const signatureDER = resp.signature
-      const signature = secp256k1.signatureImport(Uint8Array.from(signatureDER))
-
-      const pk = Uint8Array.from(respPk.compressed_pk)
-
-      const signatureOk = secp256k1.ecdsaVerify(signature, msgHash, pk)
-      expect(signatureOk).toEqual(true)
-    } finally {
-      await sim.close()
-    }
-  })
-
-  test.concurrent.each(DEVICE_MODELS)('sign basic with extra fields', async function (m) {
-    const sim = new Zemu(m.path)
-    try {
-      await sim.start({ ...DEFAULT_OPTIONS, model: m.name })
-      const app = new CosmosApp(sim.getTransport())
-
-      const path = [44, 118, 0, 0, 0]
-      const tx = Buffer.from(JSON.stringify(example_tx_str_basic), "utf-8")
-
-      // get address / publickey
-      const respPk = await app.getAddressAndPubKey(path, 'cosmos')
-      expect(respPk.return_code).toEqual(0x9000)
-      expect(respPk.error_message).toEqual('No errors')
-      console.log(respPk)
-
-      // do not wait here..
-      const signatureRequest = app.sign(path, tx)
-
-      // Wait until we are not in the main menu
-      await sim.waitUntilScreenIsNot(sim.getMainMenuSnapshot())
-      await sim.compareSnapshotsAndApprove('.', `${m.prefix.toLowerCase()}-sign_basic_extra_fields`)
-
-      const resp = await signatureRequest
-      console.log(resp)
-
-      expect(resp.return_code).toEqual(0x9000)
-      expect(resp.error_message).toEqual('No errors')
-      expect(resp).toHaveProperty('signature')
-
-      // Now verify the signature
-      const hash = crypto.createHash('sha256')
-      const msgHash = Uint8Array.from(hash.update(tx).digest())
-
-      const signatureDER = resp.signature
-      const signature = secp256k1.signatureImport(Uint8Array.from(signatureDER))
-
-      const pk = Uint8Array.from(respPk.compressed_pk)
-
-      const signatureOk = secp256k1.ecdsaVerify(signature, msgHash, pk)
-      expect(signatureOk).toEqual(true)
-    } finally {
-      await sim.close()
-    }
-  })
-
-  test.concurrent.each(DEVICE_MODELS)('ibc denoms', async function (m) {
-    const sim = new Zemu(m.path)
-    try {
-      await sim.start({ ...DEFAULT_OPTIONS, model: m.name })
-      const app = new CosmosApp(sim.getTransport())
-
-      const path = [44, 118, 0, 0, 0]
-      const tx = Buffer.from(JSON.stringify(ibc_denoms), "utf-8")
-
-
-      // get address / publickey
-      const respPk = await app.getAddressAndPubKey(path, 'cosmos')
-      expect(respPk.return_code).toEqual(0x9000)
-      expect(respPk.error_message).toEqual('No errors')
-      console.log(respPk)
-
-      // do not wait here..
-      const signatureRequest = app.sign(path, tx)
-
-      // Wait until we are not in the main menu
-      await sim.waitUntilScreenIsNot(sim.getMainMenuSnapshot())
-      await sim.compareSnapshotsAndApprove('.', `${m.prefix.toLowerCase()}-ibc_denoms`)
-
-      const resp = await signatureRequest
-      console.log(resp)
-
-      expect(resp.return_code).toEqual(0x9000)
-      expect(resp.error_message).toEqual('No errors')
-      expect(resp).toHaveProperty('signature')
-
-      // Now verify the signature
-      const hash = crypto.createHash('sha256')
-      const msgHash = Uint8Array.from(hash.update(tx).digest())
-
-      const signatureDER = resp.signature
-      const signature = secp256k1.signatureImport(Uint8Array.from(signatureDER))
-
-      const pk = Uint8Array.from(respPk.compressed_pk)
-
-      const signatureOk = secp256k1.ecdsaVerify(signature, msgHash, pk)
-      expect(signatureOk).toEqual(true)
-    } finally {
-      await sim.close()
-    }
-  })
-
-    test.concurrent.each(DEVICE_MODELS)('sign basic normal Eth', async function (m) {
-    const sim = new Zemu(m.path)
-    try {
-      await sim.start({ ...DEFAULT_OPTIONS, model: m.name })
-      const app = new CosmosApp(sim.getTransport())
-
-      // Enable expert to allow sign with eth path
-      await sim.toggleExpertMode();
-
-      const path = [44, 60, 0, 0, 0]
-      const tx = Buffer.from(JSON.stringify(example_tx_str_basic), "utf-8")
-
-      // check with invalid HRP
-      const errorRespPk = await app.getAddressAndPubKey(path, 'forbiddenHRP')
-      expect(errorRespPk.return_code).toEqual(0x6986)
-      expect(errorRespPk.error_message).toEqual('Transaction rejected')
-
-      // get address / publickey
-      const respPk = await app.getAddressAndPubKey(path, 'inj')
-      expect(respPk.return_code).toEqual(0x9000)
-      expect(respPk.error_message).toEqual('No errors')
-      console.log(respPk)
-
-      // do not wait here..
-      const signatureRequest = app.sign(path, tx)
-
-      // Wait until we are not in the main menu
-      await sim.waitUntilScreenIsNot(sim.getMainMenuSnapshot())
-      await sim.compareSnapshotsAndApprove('.', `${m.prefix.toLowerCase()}-sign_basic_eth`)
-
-      const resp = await signatureRequest
-      console.log(resp)
-
-      expect(resp.return_code).toEqual(0x9000)
-      expect(resp.error_message).toEqual('No errors')
-
-      // Now verify the signature
-      const sha3 = require('js-sha3')
-      const msgHash = Buffer.from(sha3.keccak256(tx), 'hex')
-
-      const signatureDER = resp.signature
-      const signature = secp256k1.signatureImport(Uint8Array.from(signatureDER))
-
-      const pk = Uint8Array.from(respPk.compressed_pk)
-
-      const signatureOk = secp256k1.ecdsaVerify(signature, msgHash, pk)
-      expect(signatureOk).toEqual(true)
-    } finally {
-      await sim.close()
-    }
-  })
-
-  test.concurrent.each(DEVICE_MODELS)('sign basic normal Eth no expert', async function (m) {
-    const sim = new Zemu(m.path)
-    try {
-      await sim.start({ ...DEFAULT_OPTIONS, model: m.name })
-      const app = new CosmosApp(sim.getTransport())
-
-      const path = [44, 60, 0, 0, 0]
-      const tx = Buffer.from(JSON.stringify(example_tx_str_basic), "utf-8")
-
-      // get address / publickey
-      const respPk = await app.getAddressAndPubKey(path, 'inj')
-      expect(respPk.return_code).toEqual(0x9000)
-      expect(respPk.error_message).toEqual('No errors')
-      console.log(respPk)
-
-      // do not wait here..
-      const signatureRequest = app.sign(path, tx)
-
-      // Wait until we are not in the main menu
-      await sim.waitUntilScreenIsNot(sim.getMainMenuSnapshot())
-      await sim.navigateAndCompareSnapshots('.', `${m.prefix.toLowerCase()}-sign_basic_eth_warning`, [1,0], false)
-
-      const resp = await signatureRequest
-      console.log(resp)
-
-      expect(resp.return_code).toEqual(0x6984)
-    } finally {
-      await sim.close()
-    }
-  })
 })
diff --git a/tests_zemu/tests/textual.test.ts b/tests_zemu/tests/textual.test.ts
index 2118e157..a62ee084 100644
--- a/tests_zemu/tests/textual.test.ts
+++ b/tests_zemu/tests/textual.test.ts
@@ -14,14 +14,15 @@
  *  limitations under the License.
  ******************************************************************************* */
 
-import Zemu from '@zondax/zemu'
+import Zemu, { ClickNavigation, TouchNavigation } from '@zondax/zemu'
 // @ts-ignore
 import { CosmosApp } from '@zondax/ledger-cosmos-js'
-import { DEFAULT_OPTIONS, DEVICE_MODELS, tx_sign_textual, TEXTUAL_TX } from './common'
+import { defaultOptions, DEVICE_MODELS, tx_sign_textual, TEXTUAL_TX } from './common'
 // @ts-ignore
 import secp256k1 from 'secp256k1/elliptic'
 // @ts-ignore
 import crypto from 'crypto'
+import { ButtonKind, IButton } from '@zondax/zemu/dist/types'
 
 jest.setTimeout(90000)
 
@@ -30,7 +31,7 @@ describe('Textual', function () {
   test.concurrent.each(DEVICE_MODELS)('can start and stop container', async function (m) {
     const sim = new Zemu(m.path)
     try {
-      await sim.start({ ...DEFAULT_OPTIONS, model: m.name })
+      await sim.start({ ...defaultOptions, model: m.name })
     } finally {
       await sim.close()
     }
@@ -39,20 +40,21 @@ describe('Textual', function () {
   test.concurrent.each(DEVICE_MODELS)('sign basic textual', async function (m) {
     const sim = new Zemu(m.path)
     try {
-      await sim.start({ ...DEFAULT_OPTIONS, model: m.name })
+      await sim.start({ ...defaultOptions, model: m.name })
       const app = new CosmosApp(sim.getTransport())
 
       const path = [44, 118, 0, 0, 0]
       const tx = Buffer.from(tx_sign_textual, 'hex')
+      const hrp = 'cosmos'
 
       // get address / publickey
-      const respPk = await app.getAddressAndPubKey(path, 'cosmos')
+      const respPk = await app.getAddressAndPubKey(path, hrp)
       expect(respPk.return_code).toEqual(0x9000)
       expect(respPk.error_message).toEqual('No errors')
       console.log(respPk)
 
       // do not wait here..
-      const signatureRequest = app.sign(path, tx, TEXTUAL_TX)
+      const signatureRequest = app.sign(path, tx, hrp, TEXTUAL_TX)
 
       // Wait until we are not in the main menu
       await sim.waitUntilScreenIsNot(sim.getMainMenuSnapshot())
@@ -84,7 +86,7 @@ describe('Textual', function () {
   test.concurrent.each(DEVICE_MODELS)('sign basic textual expert', async function (m) {
     const sim = new Zemu(m.path)
     try {
-      await sim.start({ ...DEFAULT_OPTIONS, model: m.name })
+      await sim.start({ ...defaultOptions, model: m.name })
       const app = new CosmosApp(sim.getTransport())
 
       // Change to expert mode so we can skip fields
@@ -92,15 +94,16 @@ describe('Textual', function () {
 
       const path = [44, 118, 0, 0, 0]
       const tx = Buffer.from(tx_sign_textual, 'hex')
+      const hrp = 'cosmos'
 
       // get address / publickey
-      const respPk = await app.getAddressAndPubKey(path, 'cosmos')
+      const respPk = await app.getAddressAndPubKey(path, hrp)
       expect(respPk.return_code).toEqual(0x9000)
       expect(respPk.error_message).toEqual('No errors')
       console.log(respPk)
 
       // do not wait here..
-      const signatureRequest = app.sign(path, tx, TEXTUAL_TX)
+      const signatureRequest = app.sign(path, tx, hrp, TEXTUAL_TX)
 
       // Wait until we are not in the main menu
       await sim.waitUntilScreenIsNot(sim.getMainMenuSnapshot())
@@ -132,7 +135,7 @@ describe('Textual', function () {
   test.concurrent.each(DEVICE_MODELS)('sign basic textual eth ', async function (m) {
     const sim = new Zemu(m.path)
     try {
-      await sim.start({ ...DEFAULT_OPTIONS, model: m.name })
+      await sim.start({ ...defaultOptions, model: m.name })
       const app = new CosmosApp(sim.getTransport())
 
       // Enable expert to allow sign with eth path
@@ -140,15 +143,16 @@ describe('Textual', function () {
 
       const path = [44, 60, 0, 0, 0]
       const tx = Buffer.from(tx_sign_textual, 'hex')
+      const hrp = 'inj'
 
       // get address / publickey
-      const respPk = await app.getAddressAndPubKey(path, 'inj')
+      const respPk = await app.getAddressAndPubKey(path, hrp)
       expect(respPk.return_code).toEqual(0x9000)
       expect(respPk.error_message).toEqual('No errors')
       console.log(respPk)
 
       // do not wait here..
-      const signatureRequest = app.sign(path, tx, TEXTUAL_TX)
+      const signatureRequest = app.sign(path, tx, hrp, TEXTUAL_TX)
 
       // Wait until we are not in the main menu
       await sim.waitUntilScreenIsNot(sim.getMainMenuSnapshot())
@@ -180,24 +184,39 @@ describe('Textual', function () {
   test.concurrent.each(DEVICE_MODELS)('sign basic textual eth warning ', async function (m) {
     const sim = new Zemu(m.path)
     try {
-      await sim.start({ ...DEFAULT_OPTIONS, model: m.name })
+      await sim.start({ ...defaultOptions, model: m.name })
       const app = new CosmosApp(sim.getTransport())
 
       const path = [44, 60, 0, 0, 0]
       const tx = Buffer.from(tx_sign_textual, 'hex')
+      const hrp = 'inj'
 
       // get address / publickey
-      const respPk = await app.getAddressAndPubKey(path, 'inj')
+      const respPk = await app.getAddressAndPubKey(path, hrp)
       expect(respPk.return_code).toEqual(0x9000)
       expect(respPk.error_message).toEqual('No errors')
       console.log(respPk)
 
       // do not wait here..
-      const signatureRequest = app.sign(path, tx, TEXTUAL_TX)
+      const signatureRequest = app.sign(path, tx, hrp, TEXTUAL_TX)
 
       // Wait until we are not in the main menu
       await sim.waitUntilScreenIsNot(sim.getMainMenuSnapshot())
-      await sim.navigateAndCompareSnapshots('.', `${m.prefix.toLowerCase()}-textual-sign_basic_eth_warning`, [1,0], false)
+      let nav = undefined;
+      if (m.name === 'stax') {
+        const okButton: IButton = {
+          x: 200,
+          y: 540,
+          delay: 0.25,
+        };
+        nav = new TouchNavigation([
+          ButtonKind.ConfirmYesButton,
+        ]);
+        nav.schedule[0].button = okButton;
+      } else {
+        nav = new ClickNavigation([1, 0]);
+      }
+      await sim.navigate('.', `${m.prefix.toLowerCase()}-textual-sign_basic_eth_warning`, nav.schedule);
 
       const resp = await signatureRequest
       console.log(resp)