Home » How to Fix iPhone Alarm Not Working: Step-by-Step Guide

How to Fix iPhone Alarm Not Working: Step-by-Step Guide

by Vincent

The alarm feature on your iPhone is a simple yet powerful tool, designed to help keep your schedule in check. However, like any other technological tool, it isn’t immune to occasional malfunctions. There’s nothing more frustrating than setting your iPhone alarm for an important event, only to discover it didn’t go off as expected. This article aims to help you identify and troubleshoot the common issues that might prevent your iPhone alarm from ringing, ensuring that you can fully rely on this important feature.

Here’s an Infographic about how to Fix your alarm on iPhone:

Tips for Fixing iPhone Alarm

Possible Fixes for iPhone Alarm Not Going Off

Below is a list of potential solutions to rectify the issue of your iPhone alarm not ringing:

1. Check your sound settings

Make sure your phone’s sound isn’t set to silent or too low to hear.

Navigate to ‘Settings’ -> ‘Sounds & Haptics’ to check this.

iphone sound and haptics

2. Ensure your alarm is set correctly

Double-check the time and days your alarm is set for.

It’s easy to mistakenly set a PM alarm when you intended it to be AM.

iphone check am or pm

3. Turn off ‘Snooze’

Occasionally, the ‘Snooze’ feature might interfere with your alarm.

Try turning off this feature to see if it resolves the issue.

iphone turn off snooze

4. Check if your phone is in ‘Do Not Disturb’ mode

If this mode is activated, all alerts and calls will be silenced.

You can check this under ‘Settings’ -> ‘Do Not Disturb’.

iphone do not disturb

5. Restart your iPhone

Sometimes, a simple device restart can solve minor software glitches, including alarm issues.

6. Update iOS

If your device’s operating system is outdated, it might lead to alarm malfunctions.

To update, go to ‘Settings’ -> ‘General’ -> ‘Software Update’.

iphone software update

7. Reset all settings

If all else fails, you might want to reset all settings on your iPhone. This action won’t delete your data but will reset settings like Wi-Fi passwords and preferences. Navigate to ‘Settings’ -> ‘General’ -> ‘Reset’ -> ‘Reset All Settings’.

iphone reset

In addition to these troubleshooting steps, here are some bonus tips that can help maintain the functionality of your iPhone’s alarm system:

  • Regularly clear your iPhone’s cache: This helps it to run more efficiently and could prevent alarm glitches. To clear cache, go to ‘Settings’ -> ‘Safari’ -> ‘Clear History and Website Data’.
  • Avoid filling up your iPhone storage: An overfilled iPhone can lead to various issues, including alarm malfunctions. Regularly delete unnecessary files and consider using cloud services for extra storage.
  • Check for app conflicts: Sometimes, certain apps might interfere with your iPhone’s alarm. If you notice your alarm malfunctioning after downloading a new app, consider deleting it to see if it resolves the issue.
  • Contact Apple Support: If you’ve tried everything and your alarm is still not working, it might be time to seek help from an Apple Support representative. They can often diagnose more complex issues and offer more specific solutions.


Hopefully, these tips can help you quickly identify and resolve the issue of your iPhone alarm not going off. If none of these solutions work, contact Apple Support for further assistance. With that said, following best practices with setting alarms – like making sure they are set correctly and ensuring it isn’t silenced – is the best way to prevent glitches from happening in the first place. Always double-check your alarm settings before going to bed and you’ll be sure to wake up on time!

Lastly, if there is an upcoming event that requires you to get up early, consider setting a backup alarm using a different device (such as a traditional alarm clock). That way, even if your iPhone’s alarm fails, you’re still guaranteed to get up on time. With a bit of luck and some troubleshooting, you’ll have your iPhone alarm functioning properly in no time!

Good luck – and don’t forget to set that backup alarm just in case!