This will likely trip the verified boot flag and may permanently break OTA updates.
Alex's heart sank. He had never seen this error before. It seemed like Oppo's exclusive fastboot unlock mechanism had rejected his request. This will likely trip the verified boot flag
Oppo often restricts bootloader unlocking to specific regions or specific models (e.g., Global vs. China ROMs). This will likely trip the verified boot flag
can often bypass serial verification by interacting directly with the device's Boot ROM (BROM) mode. This allows for firmware flashing even when Fastboot is inaccessible. Specialized Repair Tools Professional technicians often use paid software like UnlockTool This will likely trip the verified boot flag