Made up/down arrows default

app/src/main/java/eu/faircode/email/ApplicationEx.java

@@ -761,6 +761,9 @@ public class ApplicationEx extends Application
         } else if (version < 2089) {
             if (!prefs.contains("auto_hide_answer"))
                 editor.putBoolean("auto_hide_answer", !Helper.isAccessibilityEnabled(context));
+        } else if (version < 2108) {
+            if (!prefs.getBoolean("updown", false))
+                editor.putBoolean("updown", false);
         }
 
         if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O && !BuildConfig.DEBUG)

app/src/main/java/eu/faircode/email/FragmentMessages.java

@@ -1345,7 +1345,7 @@ public class FragmentMessages extends FragmentBase
             }
         });
 
-        if (prefs.getBoolean("updown", false)) {
+        if (prefs.getBoolean("updown", true)) {
             boolean reversed = prefs.getBoolean("reversed", false);
             bottom_navigation.getMenu().findItem(R.id.action_prev)
                     .setIcon(reversed ? R.drawable.twotone_north_24 : R.drawable.twotone_south_24);

app/src/main/java/eu/faircode/email/FragmentOptionsBehavior.java

@@ -703,7 +703,7 @@ public class FragmentOptionsBehavior extends FragmentBase implements SharedPrefe
             swDoubleTap.setChecked(prefs.getBoolean("doubletap", false));
             swSwipeNav.setChecked(prefs.getBoolean("swipenav", true));
             swVolumeNav.setChecked(prefs.getBoolean("volumenav", false));
-            swUpDown.setChecked(prefs.getBoolean("updown", false));
+            swUpDown.setChecked(prefs.getBoolean("updown", true));
             swReversed.setChecked(prefs.getBoolean("reversed", false));
             swSwipeClose.setChecked(prefs.getBoolean("swipe_close", false));
             swSwipeMove.setChecked(prefs.getBoolean("swipe_move", false));