watch has no sound on incoming calls

Hi sbzak2,

You started from a good resource. Change the audio and notification settings on your Apple Watch

If your volume settings are correct, test a normal restart of both your Apple Watch and paired iPhone.

Restart your Apple Watch - Apple Support

Restart your iPhone - Apple Support

You can also verify notification settings with the help of the article here: Notifications on your Apple Watch

If the issue remains, reach out to Apple Support directly to further assist.

Contact - Official Apple Support

Contact Apple for support and service - Apple Support

Best.