Added hint text

app/src/main/res/layout/fragment_options_connection.xml

@@ -107,6 +107,18 @@
                 app:layout_constraintTop_toBottomOf="@id/tvRlah"
                 app:switchPadding="12dp" />
 
+            <TextView
+                android:id="@+id/tvRoamingHint"
+                android:layout_width="0dp"
+                android:layout_height="wrap_content"
+                android:layout_marginEnd="48dp"
+                android:text="@string/title_advanced_roaming_hint"
+                android:textAppearance="@style/Base.TextAppearance.AppCompat.Small"
+                android:textStyle="italic"
+                app:layout_constraintEnd_toEndOf="parent"
+                app:layout_constraintStart_toStartOf="parent"
+                app:layout_constraintTop_toBottomOf="@id/swRoaming" />
+
             <TextView
                 android:id="@+id/tvConnectionType"
                 android:layout_width="0dp"
@@ -118,7 +130,7 @@
                 android:textStyle="italic"
                 app:layout_constraintEnd_toEndOf="parent"
                 app:layout_constraintStart_toStartOf="parent"
-                app:layout_constraintTop_toBottomOf="@+id/swRoaming" />
+                app:layout_constraintTop_toBottomOf="@+id/tvRoamingHint" />
 
             <TextView
                 android:id="@+id/tvConnectionRoaming"

app/src/main/res/values/strings.xml

@@ -241,6 +241,7 @@
     <string name="title_advanced_metered_hint">Metered connections are generally mobile connections or paid Wi-Fi hotspots</string>
     <string name="title_advanced_metered_warning">Disabling this option will disable receiving and sending messages on mobile internet connections</string>
     <string name="title_advanced_rlah_hint">Assuming no roaming within the EU</string>
+    <string name="title_advanced_roaming_hint">Messages headers will always be fetched when roaming. You can use the device\'s roaming setting to disable internet while roaming.</string>
 
     <string name="title_advanced_browse_hint">Fetch more messages when scrolling down</string>
     <string name="title_advanced_threading_hint">Group messages related to each other</string>