diff --git a/docs/settings.md b/docs/settings.md
index 634196dbeac..29a78e0de30 100644
--- a/docs/settings.md
+++ b/docs/settings.md
@@ -140,7 +140,8 @@ Legend:
 
 Features that can be toggled on-off with the `experiments_users` and `experiments_guests` bit flags:
 
-| Bit | Status | Introduced                       | Ended | Description                                                                                                                 |
-|-----|--------|----------------------------------|-------|-----------------------------------------------------------------------------------------------------------------------------|
-| 1   | Active | Web 21.1.0<br>Desktop 1.2.2-beta | -     | Instead of refreshing the participant list repeatingly during calls, the data is generated from received signaling messages |
-| 2   | Active | Web 21.1.0<br>Desktop 1.2.2      | -     | Make automatic attempts to recover suspended / expired signaling session to allow join the call without page reload         |
+| Bit | Status    | Introduced                       | Ended                       | Description                                                                                                                 |
+|-----|-----------|----------------------------------|-----------------------------|-----------------------------------------------------------------------------------------------------------------------------|
+| 1   | Completed | Web 21.1.0<br>Desktop 1.2.2-beta | Web 23.0.0<br>Desktop 2.x.x | Instead of refreshing the participant list repeatingly during calls, the data is generated from received signaling messages |
+| 2   | Completed | Web 21.1.0<br>Desktop 1.2.2      | Web 23.0.0<br>Desktop 2.x.x | Make automatic attempts to recover suspended / expired signaling session to allow join the call without page reload         |
+| 4   | Active    | Web 22.0.3<br>Desktop 2.0.4      | -                           | Send chat messages via the High performance-backend / websocket                                                             |
diff --git a/src/composables/useActiveSession.js b/src/composables/useActiveSession.js
index f0a17cf91f1..78e9530a321 100644
--- a/src/composables/useActiveSession.js
+++ b/src/composables/useActiveSession.js
@@ -5,8 +5,8 @@
 
 import { computed, onBeforeMount, onBeforeUnmount, ref, watch } from 'vue'
 import { useStore } from 'vuex'
-import { CONFIG, SESSION } from '../constants.ts'
-import { getTalkConfig, hasTalkFeature } from '../services/CapabilitiesManager.ts'
+import { SESSION } from '../constants.ts'
+import { hasTalkFeature } from '../services/CapabilitiesManager.ts'
 import { setSessionState } from '../services/participantsService.js'
 import { useTokenStore } from '../stores/token.ts'
 import { useDocumentVisibility } from './useDocumentVisibility.ts'
@@ -15,8 +15,6 @@ import { useIsInCall } from './useIsInCall.js'
 
 const INACTIVE_TIME_MS = 3 * 60 * 1000
 
-const experimentalRecoverSession = (getTalkConfig('local', 'experiments', 'enabled') ?? 0) & CONFIG.EXPERIMENTAL.RECOVER_SESSION
-
 /**
  * Check whether the current session is active or not:
  * - tab or browser window was moved to background or minimized
@@ -80,7 +78,7 @@ export function useActiveSession() {
 			console.info('Session has been marked as active')
 		} catch (error) {
 			console.error(error)
-			if (experimentalRecoverSession && error?.response?.status === 404) {
+			if (error?.response?.status === 404) {
 				// In case of 404 - participant did not have a session, block UI to join call
 				tokenStore.updateLastJoinedConversationToken('')
 				// Automatically try to join the conversation again
@@ -106,7 +104,7 @@ export function useActiveSession() {
 			console.info('Session has been marked as inactive')
 		} catch (error) {
 			console.error(error)
-			if (experimentalRecoverSession && error?.response?.status === 404) {
+			if (error?.response?.status === 404) {
 				// In case of 404 - participant did not have a session, block UI to join call
 				tokenStore.updateLastJoinedConversationToken('')
 				// Automatically try to join the conversation again
diff --git a/src/composables/useGetParticipants.ts b/src/composables/useGetParticipants.ts
index 740afc22387..4949adb1067 100644
--- a/src/composables/useGetParticipants.ts
+++ b/src/composables/useGetParticipants.ts
@@ -14,8 +14,7 @@ import type {
 import { createSharedComposable } from '@vueuse/core'
 import { computed, nextTick, onBeforeUnmount, ref, watch } from 'vue'
 import { useStore } from 'vuex'
-import { CONFIG, CONVERSATION } from '../constants.ts'
-import { getTalkConfig } from '../services/CapabilitiesManager.ts'
+import { CONVERSATION } from '../constants.ts'
 import { EventBus } from '../services/EventBus.ts'
 import { useActorStore } from '../stores/actor.ts'
 import { useSessionStore } from '../stores/session.ts'
@@ -23,8 +22,6 @@ import { useDocumentVisibility } from './useDocumentVisibility.ts'
 import { useGetToken } from './useGetToken.ts'
 import { useIsInCall } from './useIsInCall.js'
 
-const experimentalUpdateParticipants = (getTalkConfig('local', 'experiments', 'enabled') ?? 0) & CONFIG.EXPERIMENTAL.UPDATE_PARTICIPANTS
-
 let fetchingParticipants = false
 let pendingChanges = true
 let throttleFastUpdateTimeout: NodeJS.Timeout | undefined
@@ -57,19 +54,12 @@ function useGetParticipantsComposable(activeTab = ref('participants')) {
 	 */
 	function initialiseGetParticipants() {
 		EventBus.on('joined-conversation', onJoinedConversation)
-		if (experimentalUpdateParticipants) {
-			EventBus.on('signaling-users-in-room', handleUsersUpdated)
-			EventBus.on('signaling-users-joined', handleUsersUpdated)
-			EventBus.on('signaling-users-changed', handleUsersUpdated)
-			EventBus.on('signaling-users-left', handleUsersLeft)
-			EventBus.on('signaling-all-users-changed-in-call-to-disconnected', handleUsersDisconnected)
-			EventBus.on('signaling-participant-list-updated', throttleUpdateParticipants)
-		} else {
-			// FIXME this works only temporary until signaling is fixed to be only on the calls
-			// Then we have to search for another solution. Maybe the room list which we update
-			// periodically gets a hash of all online sessions?
-			EventBus.on('signaling-participant-list-changed', throttleUpdateParticipants)
-		}
+		EventBus.on('signaling-users-in-room', handleUsersUpdated)
+		EventBus.on('signaling-users-joined', handleUsersUpdated)
+		EventBus.on('signaling-users-changed', handleUsersUpdated)
+		EventBus.on('signaling-users-left', handleUsersLeft)
+		EventBus.on('signaling-all-users-changed-in-call-to-disconnected', handleUsersDisconnected)
+		EventBus.on('signaling-participant-list-updated', throttleUpdateParticipants)
 		EventBus.on('signaling-users-changed', checkCurrentUserPermissions)
 	}
 
@@ -94,7 +84,7 @@ function useGetParticipantsComposable(activeTab = ref('participants')) {
 	 * @param payload."0" - users list
 	 */
 	async function checkCurrentUserPermissions([users]: [StandaloneSignalingUpdateSession[]]) {
-		// TODO: move logic to sessionStore once experimental flag is dropped
+		// TODO: move logic to sessionStore
 		const currentUser = users.find((user) => {
 			return user.userId ? user.userId === actorStore.userId : user.actorId === actorStore.actorId
 		})
@@ -151,11 +141,7 @@ function useGetParticipantsComposable(activeTab = ref('participants')) {
 	 * Trigger participants list update upon joining
 	 */
 	async function onJoinedConversation() {
-		if (isOneToOneConversation.value || experimentalUpdateParticipants) {
-			cancelableGetParticipants()
-		} else {
-			nextTick(() => throttleUpdateParticipants())
-		}
+		cancelableGetParticipants()
 	}
 
 	/**