Changed CID and CSC to ATT, tried NETWORK FACTORY RESET ONLINE but same error (unsupported CID)
Code:
CID Change started
Changing CID...
Waiting for the phone to restart...
Please reboot your phone by long-pressing the power button!
Successfully finished.
Finished at local time: [11.10.22 10:10:44]
WorkID: 202417826
CSC Change started
Changing CSC...
Waiting for the phone to restart...
Please reboot your phone by long-pressing the power button!
Successfully finished.
Finished at local time: [11.10.22 10:21:40]
WorkID: 202419504
Network Factory Reset (Online)
Network Factory Reset
XAU cid currently not supported
Finished at local time: [11.10.22 13:22:00]
WorkID: 202443691