Flash-all-lock.bat Download ((full)) Review

In this state, the phone will not boot, and you may not be able to unlock it again easily to fix the issue. This results in a "hard brick" requiring advanced tools (like MSM download tools) or professional repair.

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Manufacturers can detect if a bootloader has been unlocked. While some brands are friendly to modding, others may void your warranty instantly if the device is returned with an unlocked bootloader. Running this script helps mask the fact that the software was ever tampered with (though sophisticated hardware checks may still log the unlock event). In this state, the phone will not boot,