diff --git a/CHANGES.rst b/CHANGES.rst
index 250709ac1..630a0f8f5 100644
--- a/CHANGES.rst
+++ b/CHANGES.rst
@@ -8,7 +8,7 @@ Improvements:
  * 
 
 Bugfix:
- * 
+ * PushKit: Delete any pending PushKit pusher (vector-im/riot-ios/issues/3577).
 
 API Change:
  * 
diff --git a/MatrixKit/Controllers/MXKAuthenticationViewController.m b/MatrixKit/Controllers/MXKAuthenticationViewController.m
index 8ecfd29a0..73a67e54a 100644
--- a/MatrixKit/Controllers/MXKAuthenticationViewController.m
+++ b/MatrixKit/Controllers/MXKAuthenticationViewController.m
@@ -173,10 +173,6 @@ - (void)viewDidLoad
     [_cancelAuthFallbackButton setTitle:[NSBundle mxk_localizedStringForKey:@"cancel"] forState:UIControlStateHighlighted];
 }
 
-- (void)dealloc
-{
-}
-
 - (void)didReceiveMemoryWarning
 {
     [super didReceiveMemoryWarning];
diff --git a/MatrixKit/Models/Account/MXKAccount.m b/MatrixKit/Models/Account/MXKAccount.m
index 55993c706..f3ce75d81 100644
--- a/MatrixKit/Models/Account/MXKAccount.m
+++ b/MatrixKit/Models/Account/MXKAccount.m
@@ -534,6 +534,11 @@ - (void)enablePushKitNotifications:(BOOL)enable
             }
         }];
     }
+    else
+    {
+        NSLog(@"[MXKAccount][Push] enablePushKitNotifications: PushKit is already disabled for %@", self.mxCredentials.userId);
+        success();
+    }
 }
 
 - (void)setEnableInAppNotifications:(BOOL)enableInAppNotifications
@@ -1159,11 +1164,23 @@ - (void)refreshAPNSPusher
                            NSLog(@"[MXKAccount][Push] ;: Error: %@", error);
                        }];
     }
-    else if (_hasPusherForPushNotifications && mxSession)
+    else if (_hasPusherForPushNotifications)
     {
-        // Turn off pusher if user denied remote notification.
-        NSLog(@"[MXKAccount][Push] refreshAPNSPusher: Disable APNS pusher for %@ account (notifications are denied)", self.mxCredentials.userId);
-        [self enableAPNSPusher:NO success:nil failure:nil];
+        if ([MXKAccountManager sharedManager].apnsDeviceToken)
+        {
+            if (mxSession)
+            {
+                // Turn off pusher if user denied remote notification.
+                NSLog(@"[MXKAccount][Push] refreshAPNSPusher: Disable APNS pusher for %@ account (notifications are denied)", self.mxCredentials.userId);
+                [self enableAPNSPusher:NO success:nil failure:nil];
+            }
+        }
+        else
+        {
+            NSLog(@"[MXKAccount][Push] refreshAPNSPusher: APNS pusher for %@ account is already disabled. Reset _hasPusherForPushNotifications", self.mxCredentials.userId);
+            _hasPusherForPushNotifications = NO;
+            [[MXKAccountManager sharedManager] saveAccounts];
+        }
     }
 }
 
@@ -1253,15 +1270,23 @@ - (void)refreshPushKitPusher
                               NSLog(@"[MXKAccount][Push] refreshPushKitPusher: Error: %@", error);
                           }];
     }
-    else if (_hasPusherForPushKitNotifications && mxSession)
+    else if (_hasPusherForPushKitNotifications)
     {
-        NSLog(@"[MXKAccount][Push] refreshPushKitPusher: Do nothing. User denied notifications (account: %@)", self.mxCredentials.userId);
-        
-        // XXX: The following code has been commented to avoid automatic deactivation of push notifications
-        
-        // Turn off pusher if user denied remote notification.
-        //NSLog(@"[MXKAccount][Push] refreshPushKitPusher: Disable PushKit pusher for %@ account (notifications are denied)", self.mxCredentials.userId);
-        //[self enablePushKitPusher:NO success:nil failure:nil];
+        if ([MXKAccountManager sharedManager].pushDeviceToken)
+        {
+            if (mxSession)
+            {
+                // Turn off pusher if user denied remote notification.
+                NSLog(@"[MXKAccount][Push] refreshPushKitPusher: Disable PushKit pusher for %@ account (notifications are denied)", self.mxCredentials.userId);
+                [self enablePushKitPusher:NO success:nil failure:nil];
+            }
+        }
+        else
+        {
+            NSLog(@"[MXKAccount][Push] refreshPushKitPusher: PushKit pusher for %@ account is already disabled. Reset _hasPusherForPushKitNotifications", self.mxCredentials.userId);
+            _hasPusherForPushKitNotifications = NO;
+            [[MXKAccountManager sharedManager] saveAccounts];
+        }
     }
 }
 
diff --git a/MatrixKit/Models/Account/MXKAccountManager.m b/MatrixKit/Models/Account/MXKAccountManager.m
index ee1a08ae7..44493b63a 100644
--- a/MatrixKit/Models/Account/MXKAccountManager.m
+++ b/MatrixKit/Models/Account/MXKAccountManager.m
@@ -402,6 +402,10 @@ - (void)setApnsDeviceToken:(NSData *)apnsDeviceToken
                 }
             }
         }
+        else
+        {
+            NSLog(@"[MXKAccountManager][Push] setApnsDeviceToken: Same token. Nothing to do.");
+        }
     }
 }
 
@@ -542,6 +546,10 @@ - (void)setPushDeviceToken:(NSData *)pushDeviceToken withPushOptions:(NSDictiona
                 }
             }
         }
+        else
+        {
+            NSLog(@"[MXKAccountManager][Push] setPushDeviceToken: Same token. Nothing to do.");
+        }
     }
 }
 
diff --git a/MatrixKit/Models/MXKAppSettings.m b/MatrixKit/Models/MXKAppSettings.m
index cfe225e2a..1a743291b 100644
--- a/MatrixKit/Models/MXKAppSettings.m
+++ b/MatrixKit/Models/MXKAppSettings.m
@@ -169,10 +169,6 @@ -(instancetype)init
     return self;
 }
 
-- (void)dealloc
-{
-}
-
 - (void)reset
 {
     if (self == [MXKAppSettings standardAppSettings])
diff --git a/MatrixKit/Models/Room/MXKRoomBubbleComponent.m b/MatrixKit/Models/Room/MXKRoomBubbleComponent.m
index 8b80e7649..edc3971ad 100644
--- a/MatrixKit/Models/Room/MXKRoomBubbleComponent.m
+++ b/MatrixKit/Models/Room/MXKRoomBubbleComponent.m
@@ -63,10 +63,6 @@ - (instancetype)initWithEvent:(MXEvent*)event roomState:(MXRoomState*)roomState
     return self;
 }
 
-- (void)dealloc
-{
-}
-
 - (void)updateWithEvent:(MXEvent*)event roomState:(MXRoomState*)roomState session:(MXSession*)session
 {
     // Report the new event
diff --git a/MatrixKit/Views/RoomTitle/MXKRoomTitleViewWithTopic.m b/MatrixKit/Views/RoomTitle/MXKRoomTitleViewWithTopic.m
index bc524b0ad..23fec6409 100644
--- a/MatrixKit/Views/RoomTitle/MXKRoomTitleViewWithTopic.m
+++ b/MatrixKit/Views/RoomTitle/MXKRoomTitleViewWithTopic.m
@@ -58,10 +58,6 @@ - (void)awakeFromNib
     self.hiddenTopic = YES;
 }
 
-- (void)dealloc
-{
-}
-
 - (void)refreshDisplay
 {
     [super refreshDisplay];