For reference: I'm using an iMac18,3 definition. I'll explain what's happening more clearly. I look forward to hearing from you again.Building a CustoMac Hackintosh: Buyer's GuideĬlick to expand.Hello, and thank you for helping! In addition, please let me know if you have any other device between the PC and the TV (e.g. Let's check what is the specification for the video output you are using on your computer first. However, the information I posted above still applies. Rostan242 I couldn't figure out the exact model of the Asrock* motherboard you have from the files you posted. If on the other hand you are trying to use DisplayPort or USB Type-C, I can confirm that HDR would require either to support DisplayPort revision 1.3 or higher.Īre you using any adapter? If so, please share the make and model so I can investigate this further. I regret confirming that for HDR to work the HDMI output has to be revision 2.0a. From the official specifications I see the HDMI output is revision 1.4b. I would like to step in and try to help if that is ok with you.ĭanser86 from the files you kindly provided before, I saw you have an Asus* ROG Maximus X Hero motherboard (please correct me if I'm wrong). When removing the graphic card and using the integrated graphic drivers, such. When using the Nvidia dedicated card, everything works perfectly and the HDR option is available and activated. I tried both configurations, with and without the dedicated graphic card (Nvidia Geforce GTX 1080ti). When removing the graphic card and using the integrated graphic drivers, such option is not available.
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