1. Enter the system by entering the NVR password or using the pattern unlock.

2. Go to the system preview page, right-click to open the system menu, and select Configuration to enter the settings interface.

3. Follow the numbered sequence below to switch to the multi-user management page. Then select the account you want to modify and click the Edit button.

4. In the pop-up edit window, enter the new password, confirm it by entering it again, and then click the Save button.

5. In the authentication pop-up, enter the NVR administrator password and click the Authenticate button. The password will then be successfully changed.