Getting started
Basic use
Calls and contacts
Messaging
Apps and media
Connectivity
Specifications
Cause 3 of 6: There's a connection error
If you can't receive calls when someone calls you, it may be caused by an unknown connection error.
Solution: Restart your Apple Watch.
Restart your Apple Watch
Press the Digital Crown and the Side button and keep them both pressed until your Apple Watch restarts.
Or choose...