diff --git a/StreamChatUITestsAppUITests/Robots/UserRobot.swift b/StreamChatUITestsAppUITests/Robots/UserRobot.swift
index 63ae8633a6..e9692b0365 100644
--- a/StreamChatUITestsAppUITests/Robots/UserRobot.swift
+++ b/StreamChatUITestsAppUITests/Robots/UserRobot.swift
@@ -11,11 +11,6 @@ final class UserRobot: Robot {
     let composer = MessageListPage.Composer.self
     let contextMenu = MessageListPage.ContextMenu.self
     let debugAlert = MessageListPage.Alert.Debug.self
-    private var server: StreamMockServer
-
-    init(_ server: StreamMockServer) {
-        self.server = server
-    }
 
     @discardableResult
     func login() -> Self {
@@ -56,13 +51,6 @@ final class UserRobot: Robot {
         ChannelListPage.cells.allElementsBoundByIndex[channelCellIndex].waitForHitPoint().safeTap()
         return self
     }
-
-    @discardableResult
-    public func waitForJwtToExpire() -> Self {
-        let sleepTime = UInt32((StreamMockServer.jwtTimeout + 2) * 1_000_000)
-        usleep(sleepTime)
-        return self
-    }
     
     @discardableResult
     public func sleep(_ seconds: Double) -> Self {
diff --git a/StreamChatUITestsAppUITests/Tests/Authentication_Tests.swift b/StreamChatUITestsAppUITests/Tests/Authentication_Tests.swift
index c028a1319a..4dc820577a 100644
--- a/StreamChatUITestsAppUITests/Tests/Authentication_Tests.swift
+++ b/StreamChatUITestsAppUITests/Tests/Authentication_Tests.swift
@@ -123,7 +123,7 @@ final class Authentication_Tests: StreamTestCase {
                 .assertConnectionStatus(.connected)
         }
         WHEN("token expires") {
-            userRobot.waitForJwtToExpire()
+            backendRobot.waitForJwtToExpire()
         }
         THEN("app requests a token refresh") {
             userRobot.assertConnectionStatus(.connected)
@@ -142,7 +142,7 @@ final class Authentication_Tests: StreamTestCase {
             deviceRobot.moveApplication(to: .background)
         }
         AND("token expires") {
-            userRobot.waitForJwtToExpire()
+            backendRobot.waitForJwtToExpire()
         }
         WHEN("user comes back to foreground") {
             deviceRobot.moveApplication(to: .foreground)
@@ -164,7 +164,7 @@ final class Authentication_Tests: StreamTestCase {
             userRobot.setConnectivity(to: .off)
         }
         WHEN("token expires") {
-            userRobot.waitForJwtToExpire()
+            backendRobot.waitForJwtToExpire()
         }
         WHEN("user comes back online") {
             userRobot.setConnectivity(to: .on)
diff --git a/StreamChatUITestsAppUITests/Tests/Base TestCase/StreamTestCase.swift b/StreamChatUITestsAppUITests/Tests/Base TestCase/StreamTestCase.swift
index 98d9bead26..ee65b5c83c 100644
--- a/StreamChatUITestsAppUITests/Tests/Base TestCase/StreamTestCase.swift	
+++ b/StreamChatUITestsAppUITests/Tests/Base TestCase/StreamTestCase.swift	
@@ -8,7 +8,7 @@ let app = XCUIApplication()
 
 class StreamTestCase: XCTestCase {
     let deviceRobot = DeviceRobot(app)
-    var userRobot: UserRobot!
+    let userRobot = UserRobot()
     var backendRobot: BackendRobot!
     var participantRobot: ParticipantRobot!
     var mockServer: StreamMockServer!
@@ -19,10 +19,6 @@ class StreamTestCase: XCTestCase {
         continueAfterFailure = false
 
         try super.setUpWithError()
-        mockServer = StreamMockServer(driverPort: "4566", testName: testName)
-        backendRobot = BackendRobot(mockServer)
-        participantRobot = ParticipantRobot(mockServer)
-        userRobot = UserRobot(mockServer)
         alertHandler()
         backendHandler()
         app.launch()
@@ -31,7 +27,9 @@ class StreamTestCase: XCTestCase {
     override func tearDownWithError() throws {
         attachElementTree()
         app.terminate()
-        mockServer.stop()
+        if useMockServer {
+            mockServer.stop()
+        }
 
         try super.tearDownWithError()
         app.launchArguments.removeAll()
@@ -41,13 +39,15 @@ class StreamTestCase: XCTestCase {
 
 extension StreamTestCase {
     private func backendHandler() {
-        app.setEnvironmentVariables([
-            .websocketHost: "ws://localhost",
-            .httpHost: "http://localhost",
-            .port: StreamMockServer.port!
-        ])
-        
         if useMockServer {
+            mockServer = StreamMockServer(driverPort: "4566", testName: testName)
+            backendRobot = BackendRobot(mockServer)
+            participantRobot = ParticipantRobot(mockServer)
+            app.setEnvironmentVariables([
+                .websocketHost: "ws://localhost",
+                .httpHost: "http://localhost",
+                .port: StreamMockServer.port!
+            ])
             app.setLaunchArguments(.useMockServer)
         } else if let switchApiKey {
             app.setEnvironmentVariables([.customApiKey: switchApiKey])
diff --git a/StreamChatUITestsAppUITests/Tests/Performance/MessageListScrollTime.swift b/StreamChatUITestsAppUITests/Tests/Performance/MessageListScrollTime.swift
index 482f234679..0148fb9d95 100644
--- a/StreamChatUITestsAppUITests/Tests/Performance/MessageListScrollTime.swift
+++ b/StreamChatUITestsAppUITests/Tests/Performance/MessageListScrollTime.swift
@@ -6,11 +6,25 @@ import XCTest
 
 @available(iOS 15.0, *)
 class MessageListScrollTime: StreamTestCase {
+    override func setUpWithError() throws {
+        useMockServer = false
+        switchApiKey = "zcgvnykxsfm8"
+        try super.setUpWithError()
+    }
+    
     func testMessageListScrollTime() {
-        WHEN("user opens the message list") {
-            backendRobot.generateChannels(channelsCount: 1, messagesCount: 100, attachments: true)
-            participantRobot.addReaction(type: .like)
-            userRobot.login().openChannel()
+        WHEN("user logs in") {
+            userRobot.login()
+        }
+        AND("user opens a channel with many messages") {
+            let minMessageCount = 20
+            for channelIndex in 0..<minMessageCount {
+                userRobot.openChannel(channelCellIndex: channelIndex)
+                if MessageListPage.cells.count >= minMessageCount {
+                    break
+                }
+                userRobot.tapOnBackButton()
+            }
         }
         THEN("user scrolls the message list") {
             let measureOptions = XCTMeasureOptions()
diff --git a/TestTools/StreamChatTestMockServer/Robots/BackendRobot.swift b/TestTools/StreamChatTestMockServer/Robots/BackendRobot.swift
index ae5a3f4138..03841e07d9 100644
--- a/TestTools/StreamChatTestMockServer/Robots/BackendRobot.swift
+++ b/TestTools/StreamChatTestMockServer/Robots/BackendRobot.swift
@@ -56,6 +56,13 @@ public class BackendRobot {
         _ = mockServer.postRequest(endpoint: "delay_messages?delay=\(seconds)")
         return self
     }
+    
+    @discardableResult
+    public func waitForJwtToExpire() -> Self {
+        let sleepTime = UInt32((StreamMockServer.jwtTimeout + 2) * 1_000_000)
+        usleep(sleepTime)
+        return self
+    }
 
     public func revokeToken(duration: Int = 5) {
         waitForMockServerToStart()