LevelOne NVR-0216 - Manual (Page 21)

NVR-02 Series User Manual 21
Set up Password
The default login username and password is root/root. To change the
password of the root account, go to “Setup” --> “System
Configurations” --> “User Account”, click on the “root” account in the
account list then press the “edit” button to change its password.
Finally, click “Apply” to save the change.