China Mobile CMCC，Calls can only be made using GSM

Current Behavior

Calls can only be made using GSM TDSCDMA can neither make phone calls nor surf the Internet Using LTE, you can only surf the Internet, not make phone calls

Possible Solution

1.Preferred network type setting/ 2.Set network to GSM only/ 3.Set the network to LTE / TDSCDMA / GSM

/device sagit /version lineage-18.1 /date 2021-09-30 /kernel /baseband /mods