HDR Settings Issue

[Val3ntino]

I changed my Windows 10 desktop to HDR and started up the game. The TV is showing that the screen is running HDR mode but when I try to change the HDR settings, they don't change and keep reverting back to default. 

i9 9900k/RTX 2070 (driver ver. 457.30)/32 GB DDR4 RAM/Windows 10 ver. 20h2

[Ghal Maraz]

I am having the same issue. Is HDR not fully implemented yet?