A:Answer Hi, HDR content may not display correctly depending on Windows 10 OS settings, please check HDR on/off settings in Windows.While the HDR function is on, screen flickering or cracking may occur when changing the monitor input or power on/off according to Graphic card performance. Please check connection on the manual https://www.lg.com/us/support/product/lg-32GP83B-B.AUS. ^Vanessa