As a security feature on the watch the app can control who can call the watch and who the watch can call.
To only allow the watch to call pre set numbers in the phone book and turn off the use of the keypad:
- In the app under Me
- Choose Disable Functions
- Turn Dial Pad off
To only allow pre set numbers call the watch:
- In the app under Me
- Choose Reject Unknown Calls
- Turn on this feature.