Added hint text

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

@@ -1492,6 +1492,18 @@
                     app:layout_constraintTop_toBottomOf="@id/swMonospaced"
                     app:switchPadding="12dp" />
 
+                <eu.faircode.email.FixedTextView
+                    android:id="@+id/tvMonospacedPreHint"
+                    android:layout_width="0dp"
+                    android:layout_height="wrap_content"
+                    android:layout_marginEnd="48dp"
+                    android:text="@string/title_advanced_monospaced_pre_hint"
+                    android:textAppearance="@style/TextAppearance.AppCompat.Small"
+                    android:textStyle="italic"
+                    app:layout_constraintEnd_toEndOf="parent"
+                    app:layout_constraintStart_toStartOf="parent"
+                    app:layout_constraintTop_toBottomOf="@id/swMonospacedPre" />
+
                 <androidx.appcompat.widget.SwitchCompat
                     android:id="@+id/swBackgroundColor"
                     android:layout_width="0dp"
@@ -1501,7 +1513,7 @@
                     android:text="@string/title_advanced_background_color"
                     app:layout_constraintEnd_toEndOf="parent"
                     app:layout_constraintStart_toStartOf="parent"
-                    app:layout_constraintTop_toBottomOf="@id/swMonospacedPre"
+                    app:layout_constraintTop_toBottomOf="@id/tvMonospacedPreHint"
                     app:switchPadding="12dp" />
 
                 <androidx.appcompat.widget.SwitchCompat

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

@@ -771,6 +771,7 @@
     <string name="title_advanced_preview_issue">Scrolling can be slow due to a bug in some Android versions when the number of lines is more than one</string>
     <string name="title_advanced_overview_mode_hint">This can result in very small fonts</string>
     <string name="title_advanced_override_width_hint">This can make messages narrower, but also look strange</string>
+    <string name="title_advanced_monospaced_pre_hint">Plain text only messages will be considered as preformatted</string>
     <string name="title_advanced_placeholders_hint">This applies to reformatted messages only</string>
     <string name="title_advanced_inline_hint">Inline images are images included in the message</string>
     <string name="title_advanced_parse_classes_hint">This will more accurately display messages, but possibly with a delay</string>