1, press the (Set) key (from indoor).
2. Press the set button (REG) short, and you will hear the prompt Ding Dong.
3. Enter the administrator password (from outside).
4. After the keyboard lights up, enter the password and press the * key.
5. Enter the new password with the number 4- 12 (from outside), and then press the * key.
6. Enter the new password again (from the outside) and press the * key to successfully save the new password.
The above settings are only valid for regular licensed Samsung smart locks, and cannot be guaranteed to be effective for high imitation fakes or parallel imports. Please pay attention to the difference.