Forum Discussion
T-Mobile US Pre-paid eSIM purchase via app error 505
I just attempted to purchase a prepaid eSIM via the official T-Mobile Prepaid eSIM US app, and after entering the mail address, selected plan, payment card information, I got the following error: ...
syaoran wrote:Is your device up to date? Is your device SIM unlocked if the device was not purchased from T-Mobile USA?
Unlocked and uptodate.
