Hello @userIWVGKFApGa , Thank you for your feedback. If you haven’t already, Please update Samsung members app to latest version from galaxy store and send us an error report immediately after experiencing the issue from the Samsung member’s app -> Beta Feedback -> Error Reports to help us debug the issue. We apologize for the inconvenience and appreciate your contribution to the beta program. Regards, One UI Beta Team   ... View more

I got mine to work through TMobile using sim restore option. Went through the process of logging in to TMobile site and the phone did the rest. I have esim TMobile and ATT sim working perfectly in the US. I'm using the unlocked 988U1 s21 ultra. ... View more

T-Mobile locked and on esim ... View more

That is extremely amazing. ... View more