diff --git a/app/src/main/java/eu/faircode/email/ActivityView.java b/app/src/main/java/eu/faircode/email/ActivityView.java
index 99bcc8fdd5..d6ffca91d1 100644
--- a/app/src/main/java/eu/faircode/email/ActivityView.java
+++ b/app/src/main/java/eu/faircode/email/ActivityView.java
@@ -406,6 +406,7 @@ public class ActivityView extends ActivityBilling implements FragmentManager.OnB
             @Override
             public void onClick(View view) {
                 ServiceSynchronize.reload(ActivityView.this, null, true, "nav:sync");
+                ToastEx.makeText(ActivityView.this, R.string.title_force_sync, Toast.LENGTH_LONG).show();
             }
         });
 
diff --git a/app/src/main/res/layout/include_nav.xml b/app/src/main/res/layout/include_nav.xml
index 5de80bb76b..118fc2f2bb 100644
--- a/app/src/main/res/layout/include_nav.xml
+++ b/app/src/main/res/layout/include_nav.xml
@@ -24,8 +24,9 @@
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
         android:background="?android:attr/selectableItemBackgroundBorderless"
-        android:contentDescription="@string/title_pin"
+        android:contentDescription="@string/title_advanced_nav_pin"
         android:padding="6dp"
+        android:tooltipText="@string/title_advanced_nav_pin"
         app:layout_constraintStart_toEndOf="@id/ibExpanderNav"
         app:layout_constraintTop_toTopOf="parent"
         app:srcCompat="@drawable/pin" />
@@ -37,6 +38,7 @@
         android:background="?android:attr/selectableItemBackgroundBorderless"
         android:contentDescription="@string/title_setup"
         android:padding="6dp"
+        android:tooltipText="@string/title_setup"
         app:layout_constraintStart_toEndOf="@id/ibPin"
         app:layout_constraintTop_toTopOf="parent"
         app:srcCompat="@drawable/twotone_settings_24" />
@@ -46,8 +48,9 @@
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
         android:background="?android:attr/selectableItemBackgroundBorderless"
-        android:contentDescription="@string/title_setup"
+        android:contentDescription="@string/title_synchronize_more"
         android:padding="6dp"
+        android:tooltipText="@string/title_synchronize_more"
         app:layout_constraintStart_toEndOf="@id/ibSettings"
         app:layout_constraintTop_toTopOf="parent"
         app:srcCompat="@drawable/twotone_get_app_24" />
@@ -57,8 +60,9 @@
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
         android:background="?android:attr/selectableItemBackgroundBorderless"
-        android:contentDescription="@string/title_setup"
+        android:contentDescription="@string/title_force_sync"
         android:padding="6dp"
+        android:tooltipText="@string/title_force_sync"
         app:layout_constraintStart_toEndOf="@id/ibFetchMore"
         app:layout_constraintTop_toTopOf="parent"
         app:srcCompat="@drawable/twotone_sync_24" />
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index 5a61839194..91d082f324 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -401,6 +401,7 @@
     <string name="title_advanced_two_row">Use two rows</string>
     <string name="title_advanced_two_col">Use two columns</string>
     <string name="title_advanced_nav_options">Show navigation menu options</string>
+    <string name="title_advanced_nav_pin">Pin navigation menu</string>
     <string name="title_advanced_nav_hide_title">Hide navigation menu options?</string>
     <string name="title_advanced_nav_hide_message">You can enable the options again in the display settings</string>
     <string name="title_advanced_nav_message_count">Show number of locally stored messages in the navigation menu</string>