To reset a Dahua IP camera when you cannot find or use a physical reset button, you can use several software-based methods or internal hardware overrides. Software Reset Methods
Select as the reset mode and click "Export" to save a file to your computer.
By using these software-based methods, you avoid the wear and tear of physical buttons and the risk of breaking weather seals by opening the camera housing.
Under the menu, look for "General" or "Maintenance." Select "Factory Default" and confirm. 4. What if you forgot the password? (Hard Reset)