Download E6633 253 R8c Lock — Remove Ftf
You can use the official desktop repair tool to reset the phone software to its original factory state, which deletes the local lock profile.
If you specifically need to flash a stock .ftf file to clear a bootloop or restore the OS, use community-trusted archives rather than arbitrary "lock remove" files: Download E6633 253 R8C Lock Remove ftf
Press and hold the and Volume Down button simultaneously until the recovery menu appears. You can use the official desktop repair tool
If you'd like to try standard recovery or software repair tools: Do you have access to a to run repair software? or broken scripts.
Many modified "lock remove" files hosted on public file-sharing sites contain malware, trojans, or broken scripts.