Once logged in with default credentials:
If none of the above work, you likely have a custom password set. Use the physical reset button to restore defaults. dahua nvr default password
If you are initializing a new unit, your chosen password must meet these criteria: : 8 to 32 characters. Once logged in with default credentials: If none
: Avoid using ' , " , ; , : , or & as they may cause login errors in some web interfaces. How to Reset Your Dahua NVR Password dahua nvr default password