ECGs are used to quickly assess a person’s heart activity and discover potential heart problems by analysing the electrical activities of the heart. Following the new trend of tech companies rolling out more and more health-focused devices, Apple has added ECG functionality to the Apple Watch.

The ECG app can be used to monitor your heart behaviour. However, all human endeavours have limitations and don’t always work the way you wish, the Apple Watch while superb overall, is no exception.


Some Apple Watch Series 4 and newer owners may experience problems with the ECG app not working, but it’s not irreparable. So we’re going to show you six simple and effective ways to fix the non-functioning Apple Watch ECG.

Apple Watch Series 4
199,99 $

How to fix the non-functioning Apple Watch Egg?

Method 1: Check if your devices are supported

At the moment, only the Apple Watch Series 4, Series 5 and Series 6 can use the ECG app. There is no electrical heart sensor required for the ECG app to work on the Apple Watch SE or Series 3 or earlier versions.

It is possible that the ECG function is not working due to a lack of update, so please check for the latest iOS update. Then make sure your Apple Watch and iPhone are both running the latest versions of iOS.

Method 2: Restart your devices


If despite the updated device and operating system compatibility, the problem with the Apple Watch ECG now proceed to a simple restart of your devices, very often a simple restart helps to solve the problems on the gadgets.

Method 3: Check if your country is supported

When it comes to electronic gadgets used for medical purposes, legislation differs between countries and regions, so your geographical location could be the cause of the problem with the ECG not working. On the Apple Watch, ECG is only legal in some countries, while others restrict the Apple ECG app. Check if your country is eligible to use the Apple Watch ECG by clicking here.

Method 4: Clean your Apple Watch


Dirt and debris can build up on your Apple Watch over time. These contaminants can interfere with the heart rate sensor’s ability to detect commands and the sensors’ ability to function properly. Removing these unwanted items can help the ECG application on your Apple Watch function properly. So remember to take care of your watch from time to time, and make sure it is turned off and not plugged in before cleaning it.

Method 5: Uninstall and reinstall the ECG app

Uninstalling and reinstalling applications can sometimes solve problems in both the applications and the device. On the phone consider clearing the cache before reinstalling the ECG application. If you don’t know how to do this, feel free to leave us a message in the comments.

Method 6: Contact Apple technical support

It often happens that despite the various manipulations, the problem on your ECG application persists, in this case, we suggest you contact the Apple support service.


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