Fix iPhone Notifications Not Working after iOS 17 Update

Learn how to fix notifications not working on your iPhone after the latest iOS update on the lock screen, Notifications sound, and More.

Notification on your iPhone alerts you whenever a new message appears and eliminates the need to open every individual app. But what if iPhone notification stops working after updating to the latest iOS? However, it’s always tough for individuals to pick point the reason behind the issue, but luckily, it is handy to fix if you have an exemplary array of solutions. Read this article to fix notifications not working on iPhones after the iOS update.

Get more tips on Notifications sound not working.

Here below are solutions you must try to fix it. But before that, know the possible reason behind the issue.

Causes for not getting App Notifications after updating to iOS 17

You are not receiving notifications on your iPhone right after updating to the latest iOS version. This could be due to various reasons; the common reason for this is disabled notification settings on your iPhone. If that’s what is on your device, it works normally once you enable Allow Notification for all installed apps. Besides this, it could also be due to enabled focus mode, schedule summary, disabled Background App Refresh, outdated app version, etc. Considering all the possible reasons, we have curated a list of troubleshooting tips to fix it. 

Solution #1. Verify Allow Notifications Settings 

Before performing any high-end solutions, it’s fair to check notification settings for the app if you do not receive notifications. To do so, follow the steps below.

Step 1: Launch the Settings App on your iPhone > Select Notifications.

Open Settings Select Notifications on iPhone

Step 2: Swipe Down to Select Specific App under the Notifications Style > Enable Allow Notification > Enable Lock Screen > Disable Banners under Alerts Section.

Select any App Enable Allow Notifications Enable Lock Screen Disable Banners on iPhone

Solution #2. Ensure Focus mode is disabled

Focus mode on Apple devices can silence notifications, even if you’re not actively using it. In case you’re not receiving notifications, it’s vital to check whether Focus Mode is disabled on your iPhone. To do so, follow the steps below.

Step 1: Access the Control Center > Tap on the Focus Mode to Deactivate it,

Access Control Center Tap on Focus Mode to Deactivate on iPhone

Once you disable Focus Mode on your iPhone, you should turn off automatic activation to make sure Focus Mode does not get enabled automatically. To do so, follow the steps below.

Step 1: Access the Control Center > Touch and Hold on Focus. 

Open Control Center Touch & Hold Focus on iPhone

Remember, Focus Mode will be replaced by the name of Focus Mode if enabled. 

Step 2: Select Three-Horizontal Dots next to the Focus Mode Tap on Settings.

Select Three Horizontal Dots next to Focus Mode Tap on Settings on iPhone

Step 3: Tap on Smart Activation > Select Delete Schedule.

Click on Smart Activation Select Delete Schedule on iPhone

Solution #3. Disable Schedule Summary

As we all know, the schedule summary feature helps you to manage notifications on your iPhone easily, and that’s without getting overloaded; it can inadvertently silence an alert you want to see immediately. Thus, we suggest disabling the schedule summary feature by following the steps below.

Step 1: Launch the Settings App on your iPhone > Select Notifications.

Open Settings Select Notifications on iPhone

Step 2: Select Scheduled Summary > Disable Scheduled Summary.

Select Schedule Summary Disable Schedule Summary on iPhone

Solution #4. Turn on the Background App Refresh

As of now and forever, iPhone apps rely entirely on background apps to stay updated and receive timely notifications. But if this feature is disabled for an app, it won’t deliver notifications. Hence, we suggest turning on Background App Refresh by following the steps below.

Step 1: Launch the Settings App on your iPhone > Select General.

Open Settings App Select General Option on iPhone

Step 2: Select Background App Refresh > Click on Background App Refresh.

Click on Background App Refresh Select Background App Refresh on iPhone

Step 3: Choose Wi-Fi & Mobile Data > Hit Back from the Top Left Corner > Enable Specific App.

Click on Wi-Fi & Mobile Data Select Back Enable Facebook on iPhone

Also Read:- Group Notifications not working on iPhone, iPad, Apple Watch

Solution #5. Update – [Re-install app]

Before re-installing the app, we suggest checking the problematic app version. For this, follow the steps below. 

Step 1: Launch the App Store on your iPhone > Tap on the Profile Icon from the right corner > Scroll down and Select the Update option next to the problematic app, if available. 

Open App Store Select Profile Icon Select Update next to Problematic App on iPhone

But if no update is available, it’s time to reinstall the app. That’s because the bug within the app can cause various problems, including app notifications not working on iPhones. Here’s how.

Step 1: Touch and hold the problematic app icon > From the Pop-Up Menu, Select Remove App.

Touch & Hold Problematic App Select Remove App on iPhone

Step 2: From Remove “App Name”? Removing from the Home Screen will keep the app in your App Library pop-up, Tap on Delete App > Now, From Delete “App Name”? Deleting this app will also delete its data” pop-up, Select Delete.  

Select Delete App Tap on Delete on iPhone

Solution #6. Check if an app is allowed to use Cellular Data

Is the notification issue with a particular app? If so, it’s possible that you have restricted the app from using cellular data on your iPhone. To check it, follow the steps below. 

Step 1: Launch the Settings App on your iPhone > Tap on Mobile Service > Scroll down to the Mobile Data  Section and Check whether the toggle next to the problematic app is enabled.

Open Settings Select Mobile Service Enable Problematic App on iPhone

Solution #7. Check for software update

If there is a pending update on your iPhone, ensure to install it immediately. More often than not, an outdated version of iOS can be the possible reason why iPhone notifications not working. To do so, follow the steps below.

Step 1: Launch the Settings App on your iPhone > Tap on General.

Open Settings App Select General Option on iPhone

Step 2: Select Software Update > Tap on Update Now.

Select Software Update Tap on Update Now on iPhone

Solution #8. Disable Low Power Mode

Although Low Power Mode is a useful feature to prevent battery-draining problems, it does so by restricting various features, including notifications. To turn it off, follow the steps below.

Step 1: Launch the Settings App on your iPhone > Tap on Battery > On the next screen, Disable Low Power Mode.

Open Settings Select Battery Disable Low Power Mode on iPhone

Solution #9. Turn off Low Data Mode

Step 1: Launch the Settings App on your iPhone > Tap on Mobile Service.

Launch the settings app tap mobile service on iPhone

Step 2: Select Mobile Data Options > Tap on Data Mode.

Click on Mobile Data Option Select Data Mode on iPhone

Step 3: Uncheck Low Data Mode and Choose Standard as Data Mode > Hit Back from the left top corner > Standard as Data Mode > Hit Back From Mobile Data Options.

Choose Standard Hit Back Select Data Mode as Standard Hit Back on iPhone

Step 4: After this, Head to Settings > Select Wi-Fi > Tap on the info icon next to the connected Wi-Fi > Disable Low Data Mode.

Select Wi-Fi Tap on info icon next to connected Wi-Fi Disable Low Data Mode on iPhone

Solution #10. Reconnect WiFi or Cellular Connection

Yet another possible reason why you are not receiving after updating your iOS is a corrupted or unstable internet connection. In this scenario, simply turn off the Cellular Connection or WiFi, then wait a few seconds and enable it again. Doing so will resolve delayed or no notification problems. 

Solution #11. Check Network-related problem

If you’re still unsure whether the mobile data or WiFi to which you’re connected is working correctly or not, then we suggest turning off Airplane Mode and then on. Apart from this, you can also restart your WiFi router in case you’re connected to WiFi.

LED Flash notifications not working on iOS

Step 1: Launch the Settings App on your iPhone > Select Accessibility.

Open Settings Select Accessibility on iPhone

Step 2: Select Audio & Visual under Hearing Section > Tap on LED Flash for Alerts > Enable LED Flash for Alerts.

Select Audio & Visual Click on LED Flash for Alerts Enable LED Flash for Alerts on iPhone

Solution #12. Hard reboot your device

I am recommending this for those unable to view, Open, or Dismiss Notifications on iPhone

  1. Press and Quickly Release Volume Up button,
  2. Press and Quickly Release the Volume Down Button,
  3. Press and Hold the Side Button until you see the Apple logo on the Screen.
Hard Reboot iPhone Step by Step
Hard Reboot iPhone Step-by-Step

To start the iPhone, press the Side button again until the startup Apple logo is on the screen.

Solution #13. Reset All Settings

If you have tried all the possible solutions and iPhone notifications are still not working, resetting all settings will resolve the problem. To do so, follow the steps below.

Step 1: Launch the Settings App on your iPhone > Select General Option.

Open Settings App Select General Option on iPhone

Step 2: Select Transfer or Reset iPhone > Click on Reset.

Click on Transfer or Reset iPhone Tap on Reset on iPhone

Step 3: Choose Reset All Settings > Enter your iPhone lock screen passcode > From the pop-up Menu for Confirmation, Select Reset All Settings.

Tap on Reset All Settings Enter Passcode Click to Confirm Reset All Settings On iPhone

Solution #14. Contact Apple Support

If none of the solutions work for you and got frustrated with a delay notification issue on your iPhone after updating to the latest iOS, then it’s time to contact an expert. That’s because it’s the only solution left around. Besides this, they will help you diagnose the reason behind the issue and accordingly offer you a solution. There are different ways to contact them; you can read our article on how to contact Apple Support Team. 

Final Verdict!

That’s It! This is how you can fix iPhone notifications not working after updating to the latest iOS version. Further, if you have a troubleshooting tip that needs to be mentioned in the article, please drop it in the comment box below.

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Karly Wood

Karly Wood is a journalist based in Ohio who specializes in covering Apple and technology trends. With a varied experience in reporting on public safety, government, and education, her insights bridge multiple disciplines, providing readers with a well-rounded perspective on today's technological advancements. If you need to contact me, you can reach me at or through (Facebook)

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