1. Open your door and remove the DDL battery cover to access the registration button; this is located just below the batteries.
2. Press the registration button
3. Once the panel lights up, press 1 on the keypad
4. Enter your 4-digit code
5. Press * to confirm your code
6. Press the registration button again to conclude the session

Note: Registering a new PIN will wipe out all existing ones. If you require multiple PINs, they must be registered during the same session. For more info on how to do this, please see the link below.