Disabled badge on Android < 15

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

@@ -1110,6 +1110,11 @@ public class ApplicationEx extends Application
         if (version < 2283)
             editor.remove("cert_transparency");
 
+        if (version < 2296) {
+            if (!prefs.contains("badge"))
+                editor.putBoolean("badge", true);
+        }
+
         if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O && !BuildConfig.DEBUG)
             editor.remove("background_service");
 

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

@@ -917,7 +917,7 @@ public class FragmentOptionsNotifications extends FragmentBase implements Shared
             swLight.setChecked(prefs.getBoolean("light", false));
             swNotifyScreenOn.setChecked(prefs.getBoolean("notify_screen_on", false));
 
-            swBadge.setChecked(prefs.getBoolean("badge", true));
+            swBadge.setChecked(prefs.getBoolean("badge", Build.VERSION.SDK_INT < Build.VERSION_CODES.VANILLA_ICE_CREAM));
             swUnseenIgnored.setChecked(prefs.getBoolean("unseen_ignored", false));
             swNotifyGrouping.setChecked(prefs.getBoolean("notify_grouping", true));
             swNotifyPrivate.setChecked(prefs.getBoolean("notify_private", true));

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

@@ -379,7 +379,7 @@ class NotificationHelper {
         DB db = DB.getInstance(context);
 
         SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(context);
-        boolean badge = prefs.getBoolean("badge", true);
+        boolean badge = prefs.getBoolean("badge", Build.VERSION.SDK_INT < Build.VERSION_CODES.VANILLA_ICE_CREAM);
         boolean notify_background_only = prefs.getBoolean("notify_background_only", false);
         boolean notify_summary = prefs.getBoolean("notify_summary", false);
         boolean notify_preview = prefs.getBoolean("notify_preview", true);

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

@@ -985,7 +985,7 @@ public class ServiceSynchronize extends ServiceBase implements SharedPreferences
 
                 Widget.update(ServiceSynchronize.this);
 
-                boolean badge = prefs.getBoolean("badge", true);
+                boolean badge = prefs.getBoolean("badge", Build.VERSION.SDK_INT < Build.VERSION_CODES.VANILLA_ICE_CREAM);
                 boolean unseen_ignored = prefs.getBoolean("unseen_ignored", false);
 
                 int count = 0;
@@ -2349,7 +2349,8 @@ public class ServiceSynchronize extends ServiceBase implements SharedPreferences
 
                                                                 try {
                                                                     ifolder = iservice.getStore().getFolder(folder.name);
-                                                                } catch (IllegalStateException | MessagingException ex) {
+                                                                } catch (IllegalStateException |
+                                                                         MessagingException ex) {
                                                                     if ("Not connected".equals(ex.getMessage())) {
                                                                         Log.i(ex);
                                                                         return; // Store closed