If you are stuck in this loop or cannot enter fastboot, try the following community-recommended methods:
This error is primarily a security measure implemented to prevent unauthorized bootloader unlocking, often triggered when: the serial is not match fastboot unlock verify fail oppo
If you are reading this, you have likely been staring at your command prompt or terminal window, frustrated by the red text reading: "The serial is not match," "Fastboot unlock verify fail," or "Unlock token verification failed." If you are stuck in this loop or
Download the correct specifically built for your exact Oppo/Realme model. " "Fastboot unlock verify fail
a phone stuck on this screen, or are you actively attempting to the bootloader for customization?