The Serial Is Not Match Fastboot Unlock Verify Fail Oppo 〈Latest〉

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

Use a USB 2.0 port instead of USB 3.0/3.1 (Intel/AMD Ryzen compatibility issues with Fastboot are common). the serial is not match fastboot unlock verify fail oppo

a phone stuck on this screen, or are you actively attempting to the bootloader for customization? Ensure the volume buttons are not physically stuck