: Disconnecting a phone while installing custom ROMs.
before flashing anything. If you don’t have a backup, proceed carefully—some fixes may be irreversible. hardresetinfo imeiinfo fix
Select the "IMEI Download" option and enter the 15 digits found on your device's physical label. : Disconnecting a phone while installing custom ROMs
Open your phone's phone app and dial *#06# to view your IMEI. hardresetinfo imeiinfo fix
Reboot the device and dial *#06# to check if the default configuration restored. Step 3: Advanced Software Fixes for Invalid IMEI