iPhone Emergency Alerts Not Working? Fixes

If your iPhone is not receiving emergency alerts, the most common causes are disabled notification settings, a weak cellular connection, or an outdated carrier settings file. This guide walks you through the specific settings to check and the step-by-step fixes that resolve the issue for most users.

How Emergency Alerts Work on iPhone

Emergency alerts on the iPhone are broadcast through the cellular network, not through the internet. This means they work even if you have Wi-Fi turned off and even if your cellular data plan is inactive, as long as your phone can connect to a cell tower. There are three main types of alerts you might receive:

Presidential Alerts: Issued by the President of the United States. These cannot be turned off.
Extreme Imminent Threat Alerts: For severe weather, natural disasters, or other extreme threats to life or property. These can be turned off.
AMBER Alerts: For child abductions. These can be turned off.

Your iPhone receives these as special broadcast messages, separate from standard SMS texts. The settings that control them are in the Notification Center, not in the Messages app.

Step-by-Step: Check Your Notification Settings

The most common reason for missed alerts is that the settings have been toggled off, either accidentally or during a previous setup. Here is exactly how to check and enable them:

Open the Settings app on your iPhone.
Tap Notifications.
Scroll all the way to the bottom.
Under the Government Alerts section, you will see toggles for AMBER Alerts, Emergency Alerts, and Public Safety Alerts (if available in your region). Make sure the toggles are green (on).
If any are off, tap to turn them on.

If the toggles are already on but you still aren’t getting alerts, move on to the next steps.

Check Cellular and Network Settings

Emergency alerts require a cellular connection. If you are in an area with poor coverage, or if your iPhone is in Airplane Mode, you will not receive them. Here are the network-related things to verify:

Airplane Mode: Make sure it is off. You can check this in Control Center or Settings.
Do Not Disturb / Focus: While these modes silence most notifications, emergency alerts are designed to break through. However, if you have customized a Focus mode to allow no notifications at all, it may block them. Go to Settings > Focus and check if any active Focus has notifications silenced.
Carrier Settings Update: Sometimes your carrier pushes a small settings update. Go to Settings > General > About. If an update is available, a prompt will appear. Follow the on-screen instructions to install it.
Restart Your iPhone: A simple restart often fixes temporary software glitches that can interfere with alert delivery.

When Alerts Are Delivered or Missed

Even with everything set up correctly, you may not receive an alert for every emergency. Alerts are sent based on your location at the time of the broadcast. If you are outside the affected area, you won’t get the alert. Also, if your phone is off or in a dead zone, you will miss it entirely. There is no way to retrieve a missed emergency alert after the fact, as they are not stored like text messages.

Another common misconception is that emergency alerts will sound even if your phone is on silent. They are designed to do so, but some users report that their phone only vibrates. This is often due to a specific hardware or software issue that a restart or settings reset can fix.

What to Do If the Fixes Don’t Work

If you’ve checked all the settings and restarted your phone but still aren’t getting alerts, try these additional steps:

Reset All Settings: Go to Settings > General > Transfer or Reset iPhone > Reset > Reset All Settings. This does not delete your data, but it resets Wi-Fi passwords, wallpaper, and notification preferences. You will need to re-enter your Wi-Fi password afterward.
Update iOS: Make sure your iPhone is running the latest version of iOS. Go to Settings > General > Software Update.
Contact Your Carrier: In rare cases, the issue may be on your carrier’s side. They can check if your line is provisioned to receive broadcast alerts.
Contact Apple Support: If nothing else works, there may be a hardware issue with the cellular radio or the notification system. Apple Support can run diagnostics.

Frequently Asked Questions

Why did I get a test alert but not a real one?

Test alerts are sent to all compatible devices in a specific area to verify the system works. Real alerts are only sent for actual emergencies in your current location. If you received a test but not a real alert, it likely means you were not in the affected area when the real alert was broadcast.

Can I turn off AMBER alerts?

Yes, you can turn off AMBER alerts and Extreme Imminent Threat alerts in the same Notification settings mentioned above. Presidential alerts cannot be turned off by the user.

Will I get an alert if my phone is on Do Not Disturb?

Yes, emergency alerts are designed to override Do Not Disturb and Focus modes. However, if you have set up a Focus mode to allow absolutely no notifications, it may block them. Check your Focus settings to ensure alerts are allowed.

Why do my alerts only show up in Notification Center but not make a sound?

This is often due to a software glitch. Try restarting your iPhone. If that doesn’t work, go to Settings > Notifications > Government Alerts and toggle the alert type off and then on again. This can re-register the alert sound.

Do emergency alerts work on older iPhone models?

Yes, emergency alerts work on any iPhone that supports iOS 5 or later, which includes the iPhone 4s and all newer models. The feature has been standard for over a decade.

General steps for current mainstream versions; menus can differ by device and version. See the disclaimer or report an error.

More in this bed

The whole Tech How-To bed →