diff --git a/app/src/main/java/org/linphone/ui/assistant/viewmodel/AccountCreationViewModel.kt b/app/src/main/java/org/linphone/ui/assistant/viewmodel/AccountCreationViewModel.kt
index 22f8e232b..794794aa0 100644
--- a/app/src/main/java/org/linphone/ui/assistant/viewmodel/AccountCreationViewModel.kt
+++ b/app/src/main/java/org/linphone/ui/assistant/viewmodel/AccountCreationViewModel.kt
@@ -220,6 +220,7 @@ class AccountCreationViewModel @UiThread constructor() : ViewModel(), CountryPic
 
     init {
         internationalPrefix.value = "+1"
+        operationInProgress.value = false
 
         coreContext.postOnCoreThread { core ->
             accountCreator = core.createAccountCreator(core.accountCreatorUrl)
@@ -292,6 +293,8 @@ class AccountCreationViewModel @UiThread constructor() : ViewModel(), CountryPic
 
     @UiThread
     fun requestToken() {
+        operationInProgress.value = true
+
         coreContext.postOnCoreThread {
             if (accountCreator.token == null) {
                 Log.i("$TAG We don't have a creation token, let's request one")
@@ -316,6 +319,7 @@ class AccountCreationViewModel @UiThread constructor() : ViewModel(), CountryPic
     @UiThread
     fun validateCode() {
         operationInProgress.value = true
+
         val code = "${smsCodeFirstDigit.value}${smsCodeSecondDigit.value}${smsCodeThirdDigit.value}${smsCodeLastDigit.value}"
         Log.i("$TAG Activating account using code [$code]")
         accountCreator.activationCode = code
@@ -332,11 +336,12 @@ class AccountCreationViewModel @UiThread constructor() : ViewModel(), CountryPic
 
     @WorkerThread
     private fun checkUsername() {
+        operationInProgress.postValue(true)
+
         usernameError.postValue("")
         accountCreator.username = username.value.orEmpty().trim()
         accountCreator.domain = corePreferences.defaultDomain
 
-        operationInProgress.postValue(true)
         val status = accountCreator.isAccountExist
         Log.i("$TAG isAccountExist for username [${accountCreator.username}] returned $status")
         if (status != AccountCreator.Status.RequestOk) {
@@ -360,6 +365,7 @@ class AccountCreationViewModel @UiThread constructor() : ViewModel(), CountryPic
     @WorkerThread
     private fun createAccount() {
         operationInProgress.postValue(true)
+
         accountCreator.password = password.value.orEmpty().trim()
         val status = accountCreator.createAccount()
 
@@ -383,6 +389,8 @@ class AccountCreationViewModel @UiThread constructor() : ViewModel(), CountryPic
             return
         }
 
+        operationInProgress.postValue(true)
+
         val pushConfig = coreContext.core.pushNotificationConfig
         if (pushConfig != null) {
             Log.i(
diff --git a/app/src/main/java/org/linphone/utils/DialogUtils.kt b/app/src/main/java/org/linphone/utils/DialogUtils.kt
index c59e0dabe..4b0d0fc12 100644
--- a/app/src/main/java/org/linphone/utils/DialogUtils.kt
+++ b/app/src/main/java/org/linphone/utils/DialogUtils.kt
@@ -187,7 +187,7 @@ class DialogUtils {
             val d: Drawable = ColorDrawable(
                 ContextCompat.getColor(dialog.context, R.color.dialog_background)
             )
-            d.alpha = 166
+            // d.alpha = 166
             dialog.window
                 ?.setLayout(
                     WindowManager.LayoutParams.MATCH_PARENT,
diff --git a/app/src/main/res/layout/assistant_register_fragment.xml b/app/src/main/res/layout/assistant_register_fragment.xml
index 391bbee63..148293de8 100644
--- a/app/src/main/res/layout/assistant_register_fragment.xml
+++ b/app/src/main/res/layout/assistant_register_fragment.xml
@@ -26,305 +26,315 @@
             type="org.linphone.ui.assistant.viewmodel.AccountCreationViewModel" />
     </data>
 
-    <ScrollView
+    <androidx.coordinatorlayout.widget.CoordinatorLayout
         android:layout_width="match_parent"
         android:layout_height="match_parent"
         android:background="@color/white">
 
-        <androidx.constraintlayout.widget.ConstraintLayout
+        <ScrollView
             android:layout_width="match_parent"
-            android:layout_height="wrap_content">
+            android:layout_height="match_parent">
 
-            <ImageView
-                android:onClick="@{backClickListener}"
-                android:id="@+id/back"
-                android:layout_width="@dimen/icon_size"
-                android:layout_height="@dimen/icon_size"
-                android:layout_marginTop="7dp"
-                android:layout_marginStart="15dp"
-                android:src="@drawable/caret_left"
-                app:tint="@color/gray_1"
-                app:layout_constraintTop_toTopOf="parent"
-                app:layout_constraintStart_toStartOf="parent"/>
+            <androidx.constraintlayout.widget.ConstraintLayout
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content">
 
-            <ImageView
-                android:id="@+id/image"
-                android:layout_width="wrap_content"
-                android:layout_height="0dp"
-                android:src="@drawable/header"
-                android:adjustViewBounds="true"
-                android:scaleType="centerCrop"
-                app:layout_constraintStart_toStartOf="parent"
-                app:layout_constraintEnd_toEndOf="parent"
-                app:layout_constraintTop_toBottomOf="@id/back"
-                app:layout_constraintBottom_toBottomOf="@id/title"/>
+                <ImageView
+                    android:onClick="@{backClickListener}"
+                    android:id="@+id/back"
+                    android:layout_width="@dimen/icon_size"
+                    android:layout_height="@dimen/icon_size"
+                    android:layout_marginTop="7dp"
+                    android:layout_marginStart="15dp"
+                    android:src="@drawable/caret_left"
+                    app:tint="@color/gray_1"
+                    app:layout_constraintTop_toTopOf="parent"
+                    app:layout_constraintStart_toStartOf="parent"/>
 
-            <androidx.appcompat.widget.AppCompatTextView
-                style="@style/default_text_style_800"
-                android:id="@+id/title"
-                android:layout_width="wrap_content"
-                android:layout_height="wrap_content"
-                android:layout_marginTop="100dp"
-                android:paddingBottom="30dp"
-                android:text="Register"
-                android:textSize="20sp"
-                android:textColor="@color/white"
-                app:layout_constraintTop_toTopOf="parent"
-                app:layout_constraintStart_toStartOf="parent"
-                app:layout_constraintEnd_toEndOf="parent"/>
+                <ImageView
+                    android:id="@+id/image"
+                    android:layout_width="wrap_content"
+                    android:layout_height="0dp"
+                    android:src="@drawable/header"
+                    android:adjustViewBounds="true"
+                    android:scaleType="centerCrop"
+                    app:layout_constraintStart_toStartOf="parent"
+                    app:layout_constraintEnd_toEndOf="parent"
+                    app:layout_constraintTop_toBottomOf="@id/back"
+                    app:layout_constraintBottom_toBottomOf="@id/title"/>
 
-            <androidx.appcompat.widget.AppCompatTextView
-                android:id="@+id/username_label"
-                style="@style/default_text_style_700"
-                android:layout_width="wrap_content"
-                android:layout_height="wrap_content"
-                android:layout_marginTop="48dp"
-                android:layout_marginEnd="16dp"
-                android:text="Username*"
-                android:textSize="13sp"
-                android:textColor="@color/gray_9"
-                app:layout_constraintTop_toBottomOf="@id/title"
-                app:layout_constraintStart_toStartOf="@id/username"/>
+                <androidx.appcompat.widget.AppCompatTextView
+                    style="@style/default_text_style_800"
+                    android:id="@+id/title"
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    android:layout_marginTop="100dp"
+                    android:paddingBottom="30dp"
+                    android:text="Register"
+                    android:textSize="20sp"
+                    android:textColor="@color/white"
+                    app:layout_constraintTop_toTopOf="parent"
+                    app:layout_constraintStart_toStartOf="parent"
+                    app:layout_constraintEnd_toEndOf="parent"/>
 
-            <androidx.appcompat.widget.AppCompatEditText
-                style="@style/default_text_style"
-                android:id="@+id/username"
-                android:layout_width="0dp"
-                android:layout_height="50dp"
-                android:layout_marginStart="16dp"
-                android:layout_marginEnd="16dp"
-                android:paddingStart="20dp"
-                android:paddingEnd="20dp"
-                android:text="@={viewModel.username, default=`johndoe`}"
-                android:textSize="14sp"
-                android:textColor="@color/gray_9"
-                android:background="@{viewModel.usernameError.length() > 0 ? @drawable/shape_edit_text_error_background : @drawable/edit_text_background, default=@drawable/edit_text_background}"
-                android:inputType="text"
-                android:hint="Username"
-                app:layout_constraintWidth_max="@dimen/text_input_max_width"
-                app:layout_constraintTop_toBottomOf="@id/username_label"
-                app:layout_constraintStart_toStartOf="parent"
-                app:layout_constraintEnd_toEndOf="parent"/>
+                <androidx.appcompat.widget.AppCompatTextView
+                    android:id="@+id/username_label"
+                    style="@style/default_text_style_700"
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    android:layout_marginTop="48dp"
+                    android:layout_marginEnd="16dp"
+                    android:text="Username*"
+                    android:textSize="13sp"
+                    android:textColor="@color/gray_9"
+                    app:layout_constraintTop_toBottomOf="@id/title"
+                    app:layout_constraintStart_toStartOf="@id/username"/>
 
-            <androidx.appcompat.widget.AppCompatTextView
-                style="@style/default_text_style_600"
-                android:visibility="@{viewModel.usernameError.length() == 0 ? View.GONE : View.VISIBLE, default=gone}"
-                android:id="@+id/username_error"
-                android:layout_width="0dp"
-                android:layout_height="wrap_content"
-                android:text="@{viewModel.usernameError, default=`Error`}"
-                android:textSize="13sp"
-                android:textColor="@color/red_danger"
-                app:layout_constraintTop_toBottomOf="@id/username"
-                app:layout_constraintStart_toStartOf="@id/username"
-                app:layout_constraintEnd_toEndOf="@id/username"/>
+                <androidx.appcompat.widget.AppCompatEditText
+                    style="@style/default_text_style"
+                    android:id="@+id/username"
+                    android:layout_width="0dp"
+                    android:layout_height="50dp"
+                    android:layout_marginStart="16dp"
+                    android:layout_marginEnd="16dp"
+                    android:paddingStart="20dp"
+                    android:paddingEnd="20dp"
+                    android:text="@={viewModel.username, default=`johndoe`}"
+                    android:textSize="14sp"
+                    android:textColor="@color/gray_9"
+                    android:background="@{viewModel.usernameError.length() > 0 ? @drawable/shape_edit_text_error_background : @drawable/edit_text_background, default=@drawable/edit_text_background}"
+                    android:inputType="text"
+                    android:hint="Username"
+                    app:layout_constraintWidth_max="@dimen/text_input_max_width"
+                    app:layout_constraintTop_toBottomOf="@id/username_label"
+                    app:layout_constraintStart_toStartOf="parent"
+                    app:layout_constraintEnd_toEndOf="parent"/>
 
-            <androidx.appcompat.widget.AppCompatTextView
-                android:id="@+id/phone_number_label"
-                style="@style/default_text_style_700"
-                android:layout_width="wrap_content"
-                android:layout_height="wrap_content"
-                android:layout_marginEnd="16dp"
-                android:layout_marginTop="16dp"
-                android:text="Phone Number*"
-                android:textSize="13sp"
-                android:textColor="@color/gray_9"
-                app:layout_constraintTop_toBottomOf="@id/username_error"
-                app:layout_constraintStart_toStartOf="@id/prefix"/>
+                <androidx.appcompat.widget.AppCompatTextView
+                    style="@style/default_text_style_600"
+                    android:visibility="@{viewModel.usernameError.length() == 0 ? View.GONE : View.VISIBLE, default=gone}"
+                    android:id="@+id/username_error"
+                    android:layout_width="0dp"
+                    android:layout_height="wrap_content"
+                    android:text="@{viewModel.usernameError, default=`Error`}"
+                    android:textSize="13sp"
+                    android:textColor="@color/red_danger"
+                    app:layout_constraintTop_toBottomOf="@id/username"
+                    app:layout_constraintStart_toStartOf="@id/username"
+                    app:layout_constraintEnd_toEndOf="@id/username"/>
 
-            <androidx.appcompat.widget.AppCompatEditText
-                style="@style/default_text_style"
-                android:id="@+id/phone_number"
-                android:layout_width="0dp"
-                android:layout_height="50dp"
-                android:paddingStart="95dp"
-                android:paddingEnd="20dp"
-                android:text="@={viewModel.phoneNumber, default=`6 01 02 03 04 05`}"
-                android:textSize="14sp"
-                android:textColor="@color/gray_9"
-                android:background="@{viewModel.phoneNumberError.length() > 0 ? @drawable/shape_edit_text_error_background : @drawable/edit_text_background, default=@drawable/edit_text_background}"
-                android:inputType="phone"
-                android:drawableStart="@drawable/separator"
-                android:drawablePadding="10dp"
-                android:hint="Phone number"
-                app:layout_constraintWidth_max="@dimen/text_input_max_width"
-                app:layout_constraintTop_toBottomOf="@id/phone_number_label"
-                app:layout_constraintStart_toStartOf="@id/username"
-                app:layout_constraintEnd_toEndOf="@id/username"/>
+                <androidx.appcompat.widget.AppCompatTextView
+                    android:id="@+id/phone_number_label"
+                    style="@style/default_text_style_700"
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    android:layout_marginEnd="16dp"
+                    android:layout_marginTop="16dp"
+                    android:text="Phone Number*"
+                    android:textSize="13sp"
+                    android:textColor="@color/gray_9"
+                    app:layout_constraintTop_toBottomOf="@id/username_error"
+                    app:layout_constraintStart_toStartOf="@id/prefix"/>
 
-            <androidx.appcompat.widget.AppCompatTextView
-                android:onClick="@{showCountryPickerClickListener}"
-                style="@style/default_text_style"
-                android:id="@+id/prefix"
-                android:layout_width="90dp"
-                android:layout_height="0dp"
-                android:paddingStart="20dp"
-                android:text="@{viewModel.internationalPrefix, default=`+33`}"
-                android:textSize="14sp"
-                android:textColor="@color/gray_9"
-                android:gravity="center_vertical"
-                android:drawableEnd="@drawable/caret_down"
-                android:drawablePadding="10dp"
-                app:layout_constraintTop_toTopOf="@id/phone_number"
-                app:layout_constraintBottom_toBottomOf="@id/phone_number"
-                app:layout_constraintStart_toStartOf="@id/username" />
+                <androidx.appcompat.widget.AppCompatEditText
+                    style="@style/default_text_style"
+                    android:id="@+id/phone_number"
+                    android:layout_width="0dp"
+                    android:layout_height="50dp"
+                    android:paddingStart="95dp"
+                    android:paddingEnd="20dp"
+                    android:text="@={viewModel.phoneNumber, default=`6 01 02 03 04 05`}"
+                    android:textSize="14sp"
+                    android:textColor="@color/gray_9"
+                    android:background="@{viewModel.phoneNumberError.length() > 0 ? @drawable/shape_edit_text_error_background : @drawable/edit_text_background, default=@drawable/edit_text_background}"
+                    android:inputType="phone"
+                    android:drawableStart="@drawable/separator"
+                    android:drawablePadding="10dp"
+                    android:hint="Phone number"
+                    app:layout_constraintWidth_max="@dimen/text_input_max_width"
+                    app:layout_constraintTop_toBottomOf="@id/phone_number_label"
+                    app:layout_constraintStart_toStartOf="@id/username"
+                    app:layout_constraintEnd_toEndOf="@id/username"/>
 
-            <androidx.appcompat.widget.AppCompatTextView
-                style="@style/default_text_style_600"
-                android:visibility="@{viewModel.phoneNumberError.length() == 0 ? View.GONE : View.VISIBLE, default=gone}"
-                android:id="@+id/phone_number_error"
-                android:layout_width="0dp"
-                android:layout_height="wrap_content"
-                android:text="@{viewModel.phoneNumberError, default=`Error`}"
-                android:textSize="13sp"
-                android:textColor="@color/red_danger"
-                app:layout_constraintTop_toBottomOf="@id/prefix"
-                app:layout_constraintStart_toStartOf="@id/prefix"
-                app:layout_constraintEnd_toEndOf="@id/phone_number"/>
+                <androidx.appcompat.widget.AppCompatTextView
+                    android:onClick="@{showCountryPickerClickListener}"
+                    style="@style/default_text_style"
+                    android:id="@+id/prefix"
+                    android:layout_width="90dp"
+                    android:layout_height="0dp"
+                    android:paddingStart="20dp"
+                    android:text="@{viewModel.internationalPrefix, default=`+33`}"
+                    android:textSize="14sp"
+                    android:textColor="@color/gray_9"
+                    android:gravity="center_vertical"
+                    android:drawableEnd="@drawable/caret_down"
+                    android:drawablePadding="10dp"
+                    app:layout_constraintTop_toTopOf="@id/phone_number"
+                    app:layout_constraintBottom_toBottomOf="@id/phone_number"
+                    app:layout_constraintStart_toStartOf="@id/username" />
 
-            <androidx.appcompat.widget.AppCompatTextView
-                android:id="@+id/password_label"
-                style="@style/default_text_style_700"
-                android:layout_width="wrap_content"
-                android:layout_height="wrap_content"
-                android:layout_marginEnd="16dp"
-                android:layout_marginTop="16dp"
-                android:text="Password*"
-                android:textSize="13sp"
-                android:textColor="@color/gray_9"
-                app:layout_constraintTop_toBottomOf="@id/phone_number_error"
-                app:layout_constraintStart_toStartOf="@id/password"/>
+                <androidx.appcompat.widget.AppCompatTextView
+                    style="@style/default_text_style_600"
+                    android:visibility="@{viewModel.phoneNumberError.length() == 0 ? View.GONE : View.VISIBLE, default=gone}"
+                    android:id="@+id/phone_number_error"
+                    android:layout_width="0dp"
+                    android:layout_height="wrap_content"
+                    android:text="@{viewModel.phoneNumberError, default=`Error`}"
+                    android:textSize="13sp"
+                    android:textColor="@color/red_danger"
+                    app:layout_constraintTop_toBottomOf="@id/prefix"
+                    app:layout_constraintStart_toStartOf="@id/prefix"
+                    app:layout_constraintEnd_toEndOf="@id/phone_number"/>
 
-            <androidx.appcompat.widget.AppCompatEditText
-                style="@style/default_text_style"
-                android:id="@+id/password"
-                android:layout_width="0dp"
-                android:layout_height="50dp"
-                android:layout_marginStart="16dp"
-                android:layout_marginEnd="16dp"
-                android:paddingStart="20dp"
-                android:paddingEnd="20dp"
-                android:text="@={viewModel.password, default=`johndoe`}"
-                android:textSize="14sp"
-                android:textColor="@color/gray_9"
-                android:background="@drawable/edit_text_background"
-                android:hint="Password"
-                android:inputType="@{viewModel.showPassword ? InputType.TYPE_CLASS_TEXT | InputType.TYPE_TEXT_VARIATION_VISIBLE_PASSWORD : InputType.TYPE_CLASS_TEXT | InputType.TYPE_TEXT_VARIATION_PASSWORD, default=textPassword}"
-                app:layout_constraintWidth_max="@dimen/text_input_max_width"
-                app:layout_constraintTop_toBottomOf="@id/password_label"
-                app:layout_constraintStart_toStartOf="parent"
-                app:layout_constraintEnd_toEndOf="parent"/>
+                <androidx.appcompat.widget.AppCompatTextView
+                    android:id="@+id/password_label"
+                    style="@style/default_text_style_700"
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    android:layout_marginEnd="16dp"
+                    android:layout_marginTop="16dp"
+                    android:text="Password*"
+                    android:textSize="13sp"
+                    android:textColor="@color/gray_9"
+                    app:layout_constraintTop_toBottomOf="@id/phone_number_error"
+                    app:layout_constraintStart_toStartOf="@id/password"/>
 
-            <ImageView
-                android:onClick="@{() -> viewModel.toggleShowPassword()}"
-                android:id="@+id/eye"
-                android:layout_width="@dimen/icon_size"
-                android:layout_height="0dp"
-                android:padding="4dp"
-                android:layout_marginEnd="20dp"
-                android:src="@{viewModel.showPassword ? @drawable/eye_slash : @drawable/eye, default=@drawable/eye}"
-                app:tint="@color/gray_1"
-                app:layout_constraintEnd_toEndOf="@id/password"
-                app:layout_constraintTop_toTopOf="@id/password"
-                app:layout_constraintBottom_toBottomOf="@id/password" />
+                <androidx.appcompat.widget.AppCompatEditText
+                    style="@style/default_text_style"
+                    android:id="@+id/password"
+                    android:layout_width="0dp"
+                    android:layout_height="50dp"
+                    android:layout_marginStart="16dp"
+                    android:layout_marginEnd="16dp"
+                    android:paddingStart="20dp"
+                    android:paddingEnd="20dp"
+                    android:text="@={viewModel.password, default=`johndoe`}"
+                    android:textSize="14sp"
+                    android:textColor="@color/gray_9"
+                    android:background="@drawable/edit_text_background"
+                    android:hint="Password"
+                    android:inputType="@{viewModel.showPassword ? InputType.TYPE_CLASS_TEXT | InputType.TYPE_TEXT_VARIATION_VISIBLE_PASSWORD : InputType.TYPE_CLASS_TEXT | InputType.TYPE_TEXT_VARIATION_PASSWORD, default=textPassword}"
+                    app:layout_constraintWidth_max="@dimen/text_input_max_width"
+                    app:layout_constraintTop_toBottomOf="@id/password_label"
+                    app:layout_constraintStart_toStartOf="parent"
+                    app:layout_constraintEnd_toEndOf="parent"/>
 
-            <androidx.appcompat.widget.AppCompatTextView
-                android:onClick="@{() -> viewModel.confirmPhoneNumber()}"
-                android:enabled="@{viewModel.createEnabled &amp;&amp; !viewModel.operationInProgress, default=false}"
-                style="@style/default_text_style_600"
-                android:id="@+id/create"
-                android:layout_width="0dp"
-                android:layout_height="wrap_content"
-                android:layout_marginTop="32dp"
-                android:paddingTop="@dimen/primary_secondary_buttons_label_padding"
-                android:paddingBottom="@dimen/primary_secondary_buttons_label_padding"
-                android:layout_marginStart="16dp"
-                android:layout_marginEnd="16dp"
-                android:text="Create"
-                android:textSize="18sp"
-                android:textColor="@color/primary_button_label_color"
-                android:gravity="center"
-                android:background="@drawable/primary_button_background"
-                app:layout_constraintWidth_max="@dimen/button_max_width"
-                app:layout_constraintTop_toBottomOf="@id/password"
-                app:layout_constraintStart_toStartOf="parent"
-                app:layout_constraintEnd_toEndOf="parent" />
+                <ImageView
+                    android:onClick="@{() -> viewModel.toggleShowPassword()}"
+                    android:id="@+id/eye"
+                    android:layout_width="@dimen/icon_size"
+                    android:layout_height="0dp"
+                    android:padding="4dp"
+                    android:layout_marginEnd="20dp"
+                    android:src="@{viewModel.showPassword ? @drawable/eye_slash : @drawable/eye, default=@drawable/eye}"
+                    app:tint="@color/gray_1"
+                    app:layout_constraintEnd_toEndOf="@id/password"
+                    app:layout_constraintTop_toTopOf="@id/password"
+                    app:layout_constraintBottom_toBottomOf="@id/password" />
 
-            <androidx.appcompat.widget.AppCompatTextView
-                style="@style/default_text_style"
-                android:id="@+id/create_email_account_label"
-                android:layout_width="0dp"
-                android:layout_height="wrap_content"
-                android:layout_marginTop="34dp"
-                android:gravity="center"
-                android:text="Create an account with your email on:"
-                android:textSize="14sp"
-                android:textColor="@color/gray_8"
-                app:layout_constraintTop_toBottomOf="@id/create"
-                app:layout_constraintStart_toStartOf="parent"
-                app:layout_constraintEnd_toEndOf="parent"/>
+                <androidx.appcompat.widget.AppCompatTextView
+                    android:onClick="@{() -> viewModel.confirmPhoneNumber()}"
+                    android:enabled="@{viewModel.createEnabled &amp;&amp; !viewModel.operationInProgress, default=false}"
+                    style="@style/default_text_style_600"
+                    android:id="@+id/create"
+                    android:layout_width="0dp"
+                    android:layout_height="wrap_content"
+                    android:layout_marginTop="32dp"
+                    android:paddingTop="@dimen/primary_secondary_buttons_label_padding"
+                    android:paddingBottom="@dimen/primary_secondary_buttons_label_padding"
+                    android:layout_marginStart="16dp"
+                    android:layout_marginEnd="16dp"
+                    android:text="Create"
+                    android:textSize="18sp"
+                    android:textColor="@color/primary_button_label_color"
+                    android:gravity="center"
+                    android:background="@drawable/primary_button_background"
+                    app:layout_constraintWidth_max="@dimen/button_max_width"
+                    app:layout_constraintTop_toBottomOf="@id/password"
+                    app:layout_constraintStart_toStartOf="parent"
+                    app:layout_constraintEnd_toEndOf="parent" />
 
-            <androidx.appcompat.widget.AppCompatTextView
-                android:onClick="@{openSubscribeWebPageClickListener}"
-                style="@style/default_text_style_600"
-                android:id="@+id/create_email_account"
-                android:layout_width="wrap_content"
-                android:layout_height="wrap_content"
-                android:layout_marginTop="16dp"
-                android:paddingTop="6dp"
-                android:paddingBottom="6dp"
-                android:paddingStart="12dp"
-                android:paddingEnd="12dp"
-                android:text="subscribe.linphone.org"
-                android:textSize="13sp"
-                android:textColor="@color/secondary_button_label_color"
-                android:gravity="center"
-                android:background="@drawable/secondary_button_background"
-                app:layout_constraintStart_toStartOf="parent"
-                app:layout_constraintEnd_toEndOf="parent"
-                app:layout_constraintTop_toBottomOf="@id/create_email_account_label" />
+                <androidx.appcompat.widget.AppCompatTextView
+                    style="@style/default_text_style"
+                    android:id="@+id/create_email_account_label"
+                    android:layout_width="0dp"
+                    android:layout_height="wrap_content"
+                    android:layout_marginTop="34dp"
+                    android:gravity="center"
+                    android:text="Create an account with your email on:"
+                    android:textSize="14sp"
+                    android:textColor="@color/gray_8"
+                    app:layout_constraintTop_toBottomOf="@id/create"
+                    app:layout_constraintStart_toStartOf="parent"
+                    app:layout_constraintEnd_toEndOf="parent"/>
 
-            <androidx.appcompat.widget.AppCompatTextView
-                style="@style/default_text_style"
-                android:id="@+id/already_an_account"
-                android:layout_width="wrap_content"
-                android:layout_height="wrap_content"
-                android:paddingStart="20dp"
-                android:paddingEnd="20dp"
-                android:text="Already an account?"
-                android:textSize="14sp"
-                android:textColor="@color/gray_8"
-                app:layout_constraintHorizontal_chainStyle="packed"
-                app:layout_constraintStart_toStartOf="parent"
-                app:layout_constraintEnd_toStartOf="@id/login"
-                app:layout_constraintTop_toTopOf="@id/login"
-                app:layout_constraintBottom_toBottomOf="@id/login"/>
+                <androidx.appcompat.widget.AppCompatTextView
+                    android:onClick="@{openSubscribeWebPageClickListener}"
+                    style="@style/default_text_style_600"
+                    android:id="@+id/create_email_account"
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    android:layout_marginTop="16dp"
+                    android:paddingTop="6dp"
+                    android:paddingBottom="6dp"
+                    android:paddingStart="12dp"
+                    android:paddingEnd="12dp"
+                    android:text="subscribe.linphone.org"
+                    android:textSize="13sp"
+                    android:textColor="@color/secondary_button_label_color"
+                    android:gravity="center"
+                    android:background="@drawable/secondary_button_background"
+                    app:layout_constraintStart_toStartOf="parent"
+                    app:layout_constraintEnd_toEndOf="parent"
+                    app:layout_constraintTop_toBottomOf="@id/create_email_account_label" />
 
-            <androidx.appcompat.widget.AppCompatTextView
-                android:onClick="@{loginClickListener}"
-                style="@style/default_text_style_600"
-                android:id="@+id/login"
-                android:layout_width="wrap_content"
-                android:layout_height="wrap_content"
-                android:layout_marginTop="34dp"
-                android:layout_marginStart="20dp"
-                android:layout_marginBottom="20dp"
-                android:paddingTop="@dimen/primary_secondary_buttons_label_padding"
-                android:paddingBottom="@dimen/primary_secondary_buttons_label_padding"
-                android:paddingStart="20dp"
-                android:paddingEnd="20dp"
-                android:text="Login"
-                android:textSize="18sp"
-                android:textColor="@color/secondary_button_label_color"
-                android:gravity="center"
-                android:background="@drawable/secondary_button_background"
-                app:layout_constraintEnd_toEndOf="parent"
-                app:layout_constraintStart_toEndOf="@id/already_an_account"
-                app:layout_constraintTop_toBottomOf="@id/create_email_account"
-                app:layout_constraintBottom_toBottomOf="parent"/>
+                <androidx.appcompat.widget.AppCompatTextView
+                    style="@style/default_text_style"
+                    android:id="@+id/already_an_account"
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    android:paddingStart="20dp"
+                    android:paddingEnd="20dp"
+                    android:text="Already an account?"
+                    android:textSize="14sp"
+                    android:textColor="@color/gray_8"
+                    app:layout_constraintHorizontal_chainStyle="packed"
+                    app:layout_constraintStart_toStartOf="parent"
+                    app:layout_constraintEnd_toStartOf="@id/login"
+                    app:layout_constraintTop_toTopOf="@id/login"
+                    app:layout_constraintBottom_toBottomOf="@id/login"/>
 
-        </androidx.constraintlayout.widget.ConstraintLayout>
+                <androidx.appcompat.widget.AppCompatTextView
+                    android:onClick="@{loginClickListener}"
+                    style="@style/default_text_style_600"
+                    android:id="@+id/login"
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    android:layout_marginTop="34dp"
+                    android:layout_marginStart="20dp"
+                    android:layout_marginBottom="20dp"
+                    android:paddingTop="@dimen/primary_secondary_buttons_label_padding"
+                    android:paddingBottom="@dimen/primary_secondary_buttons_label_padding"
+                    android:paddingStart="20dp"
+                    android:paddingEnd="20dp"
+                    android:text="Login"
+                    android:textSize="18sp"
+                    android:textColor="@color/secondary_button_label_color"
+                    android:gravity="center"
+                    android:background="@drawable/secondary_button_background"
+                    app:layout_constraintEnd_toEndOf="parent"
+                    app:layout_constraintStart_toEndOf="@id/already_an_account"
+                    app:layout_constraintTop_toBottomOf="@id/create_email_account"
+                    app:layout_constraintBottom_toBottomOf="parent"/>
 
-    </ScrollView>
+            </androidx.constraintlayout.widget.ConstraintLayout>
+
+        </ScrollView>
+
+        <include
+            layout="@layout/operation_in_progress"
+            bind:visibility="@{viewModel.operationInProgress}" />
+
+    </androidx.coordinatorlayout.widget.CoordinatorLayout>
 
 </layout>
\ No newline at end of file
diff --git a/app/src/main/res/layout/operation_in_progress.xml b/app/src/main/res/layout/operation_in_progress.xml
new file mode 100644
index 000000000..4a76dab1c
--- /dev/null
+++ b/app/src/main/res/layout/operation_in_progress.xml
@@ -0,0 +1,38 @@
+<?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">
+
+    <data>
+        <import type="android.view.View"/>
+        <variable
+            name="visibility"
+            type="Boolean" />
+    </data>
+
+    <RelativeLayout
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:visibility="@{visibility ? View.VISIBLE : View.GONE}"
+        android:background="@color/dialog_background">
+
+        <com.google.android.material.progressindicator.CircularProgressIndicator
+            android:id="@+id/progress"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_centerInParent="true"
+            app:indicatorColor="@color/primary_color"
+            android:indeterminate="true" />
+
+        <androidx.appcompat.widget.AppCompatTextView
+            style="@style/default_text_style_800"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:text="Operation in progress, please wait"
+            android:textColor="@color/primary_color"
+            android:textSize="18sp"
+            android:layout_below="@id/progress"
+            android:layout_centerHorizontal="true"/>
+
+    </RelativeLayout>
+
+</layout>
\ No newline at end of file
diff --git a/app/src/main/res/values/colors.xml b/app/src/main/res/values/colors.xml
index 520fde760..4046720a6 100644
--- a/app/src/main/res/values/colors.xml
+++ b/app/src/main/res/values/colors.xml
@@ -18,7 +18,7 @@
     <color name="gray_offline">#E1E1E1</color>
     <color name="warning_orange_background">#FFEACB</color>
     <color name="warning_orange_pressed_background">#FFB266</color>
-    <color name="dialog_background">#22334D</color>
+    <color name="dialog_background">#A622334D</color>
     <color name="drawer_handle">#C0D1D9</color>
 
     <color name="gradient_start">#EEF7F8</color>