Please follow the below steps to add your device:
1. Please ensure the NVR/DVR is online.
2. Then on the monitor, right-click your mouse to enter Menu > System Information > Device Info.
3. Scan the QR code shown on the screen and you would be able to add your NVR/DVR.
If prompted for a password, please kindly note the password would be the password you created for the DVR/NVR during the initial setup.