For advanced recovery, technicians use the "Test Point" method with authorized tools (like EFT Pro, SigmaKey, or UAT) to put the phone into USB COM 1.0 mode.
Unlocking or relocking bootloaders for development purposes. For advanced recovery, technicians use the "Test Point"
Writing official stock ROMs to recover bricked devices. ID Unlock: Removing Huawei ID locks. For advanced recovery