I can't make voice calls on my Samsung Galaxy Watch7
If you have problems making voice calls, there may be several causes of the problem.
Try making a call later when you're in an area with better network coverage.
Try making a call later or when you're in another area.
Try making a call to another number.
Contact customer services to check the possibility of activating roaming in your plan.
Contact customer services to have your number reactivated.