Apple Watch Ultra 2

watchOS 10

watchOS 11 watchOS 10

I can't make voice calls on my Apple Watch Ultra 2 watchOS 10

Cause 2 of 7: Your Apple Watch is overloaded for unknown reasons

If your Apple Watch is overloaded, you won't be able to make any calls. It may help restarting it.

Step 1 of 2

Restart your Apple Watch

Press and hold the Digital Crown.

Step 2 of 2

Restart your Apple Watch

Simultaneously, press and hold the Side button until your Apple Watch is restarted.

Press and hold the Digital Crown.

Simultaneously, press and hold the Side button until your Apple Watch is restarted.