Skip to Primary NavigationSkip to ContentSkip to Footer
O2 Logo White

I can't use an app on my Apple Watch SE 3

If you can't use one of your apps, there may be several causes of the problem.

Step 1 of 5
Step 1 of 5

1. Uninstall apps

Press the Digital Crown.

Step 1 of 4
Step 1 of 4

1. Update Apple Watch software

On your phone: Press Watch.