Can be modified, the password can definitely be modified, and the method of modifying the password is as follows.

This is the programming password: (Any setting of the controller must be in the programming state)?

1. Enter the programming mode:

Press [*]+[6-digit programming password] and beep twice. The factory programming password is 990 10 1. The user must modify the programming password after enabling the access control equipment.

If there is no programming instruction within 20 seconds, the system will automatically exit the programming state.

If not, find the manufacturer who installed the access control for you before, and you can swipe your card continuously after specifying the user number, and the added user number will continue with the initial user number you specified).

2. Delete the valid card:?

① Press [6]+[ 3-digit user number] and give two beeps.

②. Press [7]+[ Induce the card to be deleted], after one beep, two beeps; (Delete multiple valid cards and repeat the above steps) Note: If all users need to be deleted, it is recommended to restore the factory settings.

3. Set the door magnetic alarm state:

① Door closing magnetic alarm: press [8]+[0] and beep twice.

②. Magnetic alarm for door opening: press [8]+[ 1] twice (after this function is turned on, if the back door of normal door opening is not closed or is not opened by the controller, the controller will continuously give a buzzer alarm, and an external alarm can be given.