The Serial Is Not Match Fastboot Unlock Verify Fail Oppo Jun 2026

Attempting to enter Fastboot without completing or receiving approval from the official "Deep Testing" unlock application.

Sometimes they differ due to a partitioning bug. If they don't match, the unlock will fail. the serial is not match fastboot unlock verify fail oppo

During the official Deep Testing process, you must enter your IMEI1 or MEID. If you accidentally transpose a digit, copy the wrong IMEI (e.g., using IMEI2 when the system expects IMEI1), or mistake an 'O' for a '0' (zero), the server generates a valid token—but for a phone that doesn't exist. Result: Mismatch. Attempting to enter Fastboot without completing or receiving

A physically stuck or shorted Volume Down key can trigger this error during startup. copy the wrong IMEI (e.g.

Ensure the volume buttons are not physically stuck. In some cases, professional repair is needed to un-short the button.