1. Change the camera frame rate:

Right click your mouse on NVR monitor, choose Menu--Camera--Encoding, select a camera on the top, change camera Frame Rate to 15, click Apply to save changes.

2. Enable Anti-flicker

If step 1 doesn't work, please enable Forced anti -flicker .

1). Right click your mouse on NVR monitor, choose Menu—Network—TCP/IP to get the IP address of your system.

2). Please login this IP address using browser on computer/laptop.

Username: admin  Password: the password you set for the security system

3). Choose Setup—Camera, click Access behind the cameras

4). You will be forwarded to the camera login page.

Username: admin  Password: 123456

5). Choose Configuration—Camera--Image, to Enable Forced anti-flicker and click on Save below the image to save changes. Please also make sure the Power Frequency is 60HZ.