This is a common problem whereby users would change the resolution of the DVR / NVR so that it no longer displays on any screens they have.

The objective is to reset the recorder default settings.

Step 1:

Open up SADP program (download here – https://www.hikvision.com/en/support/tools/destop-tools/sadp-for-windows/ SADP will give you the IP address of the recorder . You should see the IP address next to the DVR / NVR model number.

Step 2:

Open up an Internet browser and type in the IP address of the DVR / NVR.

Step 3:

Log in using username and password of the recorder.

Step 4:

SYSTEM > MAINTENANCE > DEFAULT – Restore all parameters to Default settings.