diff --git a/keyserver/src/push/rescind.js b/keyserver/src/push/rescind.js
--- a/keyserver/src/push/rescind.js
+++ b/keyserver/src/push/rescind.js
@@ -169,7 +169,7 @@
   // It was agreed to temporarily make even releases staff-only. This way
   // we will be able to prevent shipping NSE functionality to public iOS
   // users until it is thoroughly tested among staff members.
-  if (codeVersion && codeVersion > 1000 && codeVersion % 2 === 0) {
+  if (codeVersion && codeVersion > 198 && codeVersion % 2 === 0) {
     notification.mutableContent = true;
     notification.pushType = 'alert';
     notification.badge = unreadCount;
diff --git a/keyserver/src/push/send.js b/keyserver/src/push/send.js
--- a/keyserver/src/push/send.js
+++ b/keyserver/src/push/send.js
@@ -632,7 +632,7 @@
   // users until it is thoroughly tested among staff members.
   if (
     platformDetails.codeVersion &&
-    platformDetails.codeVersion > 1000 &&
+    platformDetails.codeVersion > 198 &&
     platformDetails.codeVersion % 2 === 0
   ) {
     notification.mutableContent = true;
diff --git a/native/ios/Comm/AppDelegate.mm b/native/ios/Comm/AppDelegate.mm
--- a/native/ios/Comm/AppDelegate.mm
+++ b/native/ios/Comm/AppDelegate.mm
@@ -54,7 +54,6 @@
 
 #import <UserNotifications/UserNotifications.h>
 
-NSString *const backgroundNotificationTypeKey = @"backgroundNotifType";
 NSString *const setUnreadStatusKey = @"setUnreadStatus";
 NSString *const threadIDKey = @"threadID";
 
@@ -173,43 +172,11 @@
     didReceiveRemoteNotification:(NSDictionary *)notification
           fetchCompletionHandler:
               (void (^)(UIBackgroundFetchResult))completionHandler {
-  BOOL handled = NO;
-  if (notification[@"aps"][@"content-available"] &&
-      notification[backgroundNotificationTypeKey]) {
-    handled = [self handleBackgroundNotification:notification
-                          fetchCompletionHandler:completionHandler];
-  }
-
-  if (handled) {
-    return;
-  }
 
   [CommIOSNotifications didReceiveRemoteNotification:notification
                               fetchCompletionHandler:completionHandler];
 }
 
-- (BOOL)handleBackgroundNotification:(NSDictionary *)notification
-              fetchCompletionHandler:
-                  (void (^)(UIBackgroundFetchResult))completionHandler {
-  if ([notification[backgroundNotificationTypeKey] isEqualToString:@"CLEAR"]) {
-    if (notification[setUnreadStatusKey] && notification[@"threadID"]) {
-      std::string threadID =
-          std::string([notification[@"threadID"] UTF8String]);
-      // this callback may be called from inactive state so we need
-      // to initialize the database
-      [self attemptDatabaseInitialization];
-      comm::GlobalDBSingleton::instance.scheduleOrRun([threadID]() mutable {
-        comm::ThreadOperations::updateSQLiteUnreadStatus(threadID, false);
-      });
-    }
-    [CommIOSNotifications
-        clearNotificationFromNotificationsCenter:notification[@"notificationId"]
-                               completionHandler:completionHandler];
-    return YES;
-  }
-  return NO;
-}
-
 - (UIInterfaceOrientationMask)application:(UIApplication *)application
     supportedInterfaceOrientationsForWindow:(UIWindow *)window {
   return [Orientation getOrientation];