... anti-clockwise of the mechanical key and pull out the mechanical key.3.2. Lock the safe with Guest Password In unlocking ... , after 10seconds, the safe is unlocked.Example: if the Master Password is 123456781234, in locking state, press 123456781234, → press #, →display ... the same time modify the Guest Password successfully.4.2. Modify Master Password When modify Master Password, the lock should be in ...