The error is a common security-driven roadblock encountered by Oppo and Realme users when trying to enter Fastboot mode or unlock their bootloader. This "exclusive" error typically triggers an automatic reboot, preventing any modifications. Critical Review of the Issue
The Deep Testing app retrieves a signed unlock token specific to your serial number. When you use fastboot flashing unlock , the bootloader checks for this token. If you use generic commands, you get the "Oppo exclusive" error. The error is a common security-driven roadblock encountered