Easy to change password (You can refer to our photos and videos) 1. Open the locker lock in the password state of origin 0000; 2. Then turn the locking handle 90 counterclockwise. (with card slot, can stop at 90 degrees) 3. Press the lock handle firmly and do not release it until the fifth step. 4. Rotate the numbers to set the desired new password, paying attention to the alignment of the numbers. 5. Lift the handle and rotate it 90 clockwise, that's it! 6. Under the new digital code it can be opened. Switch to other numbers and press the lock handle, it locks firmly. Precautions for setting the password: In the third step of setting the password, the lock should be fully pressed by hand (with a card slot), otherwise the new password may be set incorrectly and the lock cannot be unlocked when used later.