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Restart.ĭownload the AMD Radeon Software Adrenalin installer from AMD’s support website. Uninstall AMD Radeon Software from the system control panel. Here is the AMD article for reference (but don't follow their steps to resolve): The issue is caused by Windows Update overwriting the AMD display drivers with older versions.ĪMD's article on this issue temporarily resolved it, but it came back within a week due to Windows Update overwriting the AMD drivers again.

Under the "Windows HD Color" section, turn on the Play HDR games and apps toggle switch.If you have run into this issue, then here is how I've fixed it.

Under the "Rearrange your displays" section, select the external monitor.

In the case of Windows 10, you can enable HDR using these steps: As a result, you'll need to check your manufacturer support website for more specific details. The steps to enable HDR on a monitor is different per manufacturer and even per model. If the panel isn't showing HDR, then make sure to enable the feature on the peripheral.

Windows 10 must-have codecs for 10-bit video decoding and latest graphics drivers (WDDM) installed.

For example, AMD Radeon RX 400 series or higher, NVIDIA GeForce 1000 series or higher, or Intel UHD Graphics 600 series or higher support the HDR requirements.

The graphics card has to have PlayReady 3.0 support.

The monitor has to support HDR10, and HDMI 2.0 or DisplayPort 1.4 or higher.

The integrated graphics card has to have PlayReady support and codecs for 10-bit video decoding.The built-in display needs to have a minimum resolution of 1080p and a max brightness of 300 nits (more is better).The minimum requirements to stream HDR video on Windows 10 are:

If the display isn't ready for HDR, Microsoft recommends choosing from VESA Certified DisplayHDR displays. Once you complete the steps, you can check and enable high dynamic range on the screen and Windows 10. Source: Windows Central (Image credit: Source: Windows Central)