Fastboot Unlock Verify Fail Oppo | The Serial Is Not Match

For Snapdragon Oppo phones (Find X5 Pro, Find N series), the serial number is stored in the EEPROM or RTT (Real-Time Tuner) partition.

Serial mismatch between unlock token and device

Token tied to IMEI vs. serial

Using an unofficial/mismatched unlock tool

Device firmware/hardware changed after token generation

Driver/cable problems producing partial or corrupted data

Check serial consistency:

Check unlock status & bootloader response:

Detect common causes:

Collect device logs: adb logcat (if possible), dmesg (host), and fastboot stderr.