diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
index 31bf52567..87b6d38bc 100644
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -30,6 +30,7 @@
     <uses-permission android:name="android.permission.FOREGROUND_SERVICE_CAMERA" />
     <uses-permission android:name="android.permission.FOREGROUND_SERVICE_MICROPHONE" />
     <uses-permission android:name="android.permission.FOREGROUND_SERVICE_PHONE_CALL" />
+    <uses-permission android:name="android.permission.FOREGROUND_SERVICE_DATA_SYNC" />
 
     <application
         android:name=".LinphoneApplication"
diff --git a/app/src/main/java/org/linphone/telecom/TelecomCallControlCallback.kt b/app/src/main/java/org/linphone/telecom/TelecomCallControlCallback.kt
index 29f46e18d..f209c11de 100644
--- a/app/src/main/java/org/linphone/telecom/TelecomCallControlCallback.kt
+++ b/app/src/main/java/org/linphone/telecom/TelecomCallControlCallback.kt
@@ -38,7 +38,7 @@ import org.linphone.core.MediaDirection
 import org.linphone.core.tools.Log
 import org.linphone.utils.AudioUtils
 
-class TelecomCallControlCallback constructor(
+class TelecomCallControlCallback(
     private val call: Call,
     private val callControl: CallControlScope,
     private val scope: CoroutineScope
diff --git a/app/src/main/java/org/linphone/ui/assistant/fragment/PermissionsFragment.kt b/app/src/main/java/org/linphone/ui/assistant/fragment/PermissionsFragment.kt
index 1136261eb..32333f268 100644
--- a/app/src/main/java/org/linphone/ui/assistant/fragment/PermissionsFragment.kt
+++ b/app/src/main/java/org/linphone/ui/assistant/fragment/PermissionsFragment.kt
@@ -45,7 +45,7 @@ class PermissionsFragment : Fragment() {
     private val requestPermissionLauncher = registerForActivityResult(
         ActivityResultContracts.RequestMultiplePermissions()
     ) { permissions ->
-        permissions.entries.forEach() {
+        permissions.entries.forEach {
             val permissionName = it.key
             val isGranted = it.value
             if (isGranted) {
diff --git a/app/src/main/java/org/linphone/ui/call/model/ConferenceModel.kt b/app/src/main/java/org/linphone/ui/call/model/ConferenceModel.kt
index ee06c2159..48538fda9 100644
--- a/app/src/main/java/org/linphone/ui/call/model/ConferenceModel.kt
+++ b/app/src/main/java/org/linphone/ui/call/model/ConferenceModel.kt
@@ -95,7 +95,7 @@ class ConferenceModel {
             if (found != null) {
                 Log.i("$TAG Newly active speaker participant is [${found.name}]")
                 found.isActiveSpeaker.postValue(true)
-                activeSpeaker.postValue(found)
+                activeSpeaker.postValue(found!!)
             } else {
                 Log.i("$TAG Failed to find actively speaking participant...")
                 val model = ConferenceParticipantDeviceModel(participantDevice)
diff --git a/app/src/main/java/org/linphone/ui/main/MainActivity.kt b/app/src/main/java/org/linphone/ui/main/MainActivity.kt
index ea7c350f3..975c6c474 100644
--- a/app/src/main/java/org/linphone/ui/main/MainActivity.kt
+++ b/app/src/main/java/org/linphone/ui/main/MainActivity.kt
@@ -420,7 +420,7 @@ class MainActivity : GenericActivity() {
         }
 
         val list = arrayListOf<String>()
-        lifecycleScope.launch() {
+        lifecycleScope.launch {
             val deferred = arrayListOf<Deferred<String?>>()
             for (uri in parcelablesUri) {
                 deferred.add(async { FileUtils.getFilePath(this@MainActivity, uri, false) })
diff --git a/app/src/main/java/org/linphone/ui/main/chat/fragment/ConversationFragment.kt b/app/src/main/java/org/linphone/ui/main/chat/fragment/ConversationFragment.kt
index ff215bf0c..16b693c54 100644
--- a/app/src/main/java/org/linphone/ui/main/chat/fragment/ConversationFragment.kt
+++ b/app/src/main/java/org/linphone/ui/main/chat/fragment/ConversationFragment.kt
@@ -338,8 +338,8 @@ class ConversationFragment : SlidingPaneChildFragment() {
                     sendMessageViewModel.configureChatRoom(viewModel.chatRoom)
 
                     // Wait for chat room to be ready before trying to forward a message in it
-                    sharedViewModel.messageToForwardEvent.observe(viewLifecycleOwner) {
-                        it.consume { toForward ->
+                    sharedViewModel.messageToForwardEvent.observe(viewLifecycleOwner) { event ->
+                        event.consume { toForward ->
                             Log.i("$TAG Found message to forward")
                             sendMessageViewModel.forwardMessage(toForward)
                         }
diff --git a/app/src/main/java/org/linphone/ui/main/chat/model/MessageModel.kt b/app/src/main/java/org/linphone/ui/main/chat/model/MessageModel.kt
index 6ad3a41f7..6d3a1da86 100644
--- a/app/src/main/java/org/linphone/ui/main/chat/model/MessageModel.kt
+++ b/app/src/main/java/org/linphone/ui/main/chat/model/MessageModel.kt
@@ -293,11 +293,6 @@ class MessageModel @WorkerThread constructor(
         }
     }
 
-    @UiThread
-    fun firstImageClicked() {
-        filesList.value.orEmpty().firstOrNull()?.onClick()
-    }
-
     @WorkerThread
     private fun computeContentsList() {
         Log.d("$TAG Computing message contents list")
diff --git a/app/src/main/java/org/linphone/ui/main/chat/view/ChatBubbleTextView.kt b/app/src/main/java/org/linphone/ui/main/chat/view/ChatBubbleTextView.kt
index 2cf04edde..64e054141 100644
--- a/app/src/main/java/org/linphone/ui/main/chat/view/ChatBubbleTextView.kt
+++ b/app/src/main/java/org/linphone/ui/main/chat/view/ChatBubbleTextView.kt
@@ -22,7 +22,6 @@ package org.linphone.ui.main.chat.view
 import android.content.Context
 import android.text.method.LinkMovementMethod
 import android.util.AttributeSet
-import android.view.View.MeasureSpec.*
 import androidx.annotation.UiThread
 import androidx.appcompat.widget.AppCompatTextView
 
diff --git a/app/src/main/res/layout/assistant_register_fragment.xml b/app/src/main/res/layout/assistant_register_fragment.xml
index 0a63cf9cf..f9bc5ac61 100644
--- a/app/src/main/res/layout/assistant_register_fragment.xml
+++ b/app/src/main/res/layout/assistant_register_fragment.xml
@@ -187,7 +187,8 @@
                     app:layout_constraintWidth_max="@dimen/text_input_max_width"
                     app:layout_constraintTop_toBottomOf="@id/phone_number_label"
                     app:layout_constraintStart_toEndOf="@id/prefix_caret"
-                    app:layout_constraintEnd_toEndOf="@id/username"/>
+                    app:layout_constraintEnd_toEndOf="@id/username"
+                    bind:ignore="RtlSymmetry" />
 
                 <androidx.appcompat.widget.AppCompatTextView
                     style="@style/default_text_style_600"
diff --git a/app/src/main/res/layout/chat_bubble_single_media_content.xml b/app/src/main/res/layout/chat_bubble_single_media_content.xml
index 8da6080cd..67263c018 100644
--- a/app/src/main/res/layout/chat_bubble_single_media_content.xml
+++ b/app/src/main/res/layout/chat_bubble_single_media_content.xml
@@ -1,7 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <layout xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:app="http://schemas.android.com/apk/res-auto"
-    xmlns:bind="http://schemas.android.com/tools">
+    xmlns:app="http://schemas.android.com/apk/res-auto">
 
     <data>
         <import type="android.view.View" />
diff --git a/app/src/main/res/layout/contact_new_or_edit_fragment.xml b/app/src/main/res/layout/contact_new_or_edit_fragment.xml
index eedc87565..db50921dc 100644
--- a/app/src/main/res/layout/contact_new_or_edit_fragment.xml
+++ b/app/src/main/res/layout/contact_new_or_edit_fragment.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
-<layout
+<layout xmlns:tools="http://schemas.android.com/tools"
     xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:app="http://schemas.android.com/apk/res-auto">
 
@@ -48,7 +48,8 @@
             android:text="@{viewModel.isEdit ? @string/contact_edit_title : @string/contact_new_title, default=@string/contact_new_title}"
             app:layout_constraintEnd_toEndOf="parent"
             app:layout_constraintStart_toEndOf="@id/back"
-            app:layout_constraintTop_toTopOf="parent"/>
+            app:layout_constraintTop_toTopOf="parent"
+            tools:ignore="RtlSymmetry" />
 
         <ScrollView
             android:id="@+id/scrollView"