Apple watch Ultra Failing call
So I bought 2 watches Ultra cellular 4 days ago and very disappointed I’m getting a call fail if someone call me and both Phone and Watch are close by then i walk away leaving the phone away and talking on the watch after reaching some distance when the phone and watch get disconnected from Bluetooth I’m getting a call fail until the watch start using his data apple and my carrier ATT telling me watch shouldn’t be working like that but no one give me a solution I’m returning both watch next week if no one resolve this problem apparently happening to everyone just not all people are aware about this issue any tips or help ?
Thanks
Apple Watch Ultra, 9