HDR workaround:
Navigate to C:\Users\UserName\AppData\Local\b1\Saved\Config\Windows and open the Engine.ini file. Scroll down to the very bottom and copy/paste this.
[SystemSettings]
r.AllowHDR=1
r.HDR.EnableHDROutput=1
r.HDR.Display.OutputDevice=5
r.HDR.Display.ColorGamut=2
r.HDR.UI.CompositeMode=1
r.FullScreenMode=0
r.HDR.UI.Level=1.5
r.HDR.Display.MidLuminance=54
r.HDR.Display.MaxLuminance=750
TDLR! (Easy version) Navigate to C:\Users\UserName\AppData\Local\b1\Saved\Config\Windows and open the Engine.ini file. Scroll down to the very bottom and copy/paste this. r.AllowHDR=1 r.HDR.EnableHDROutput=1 r.HDR.Display.OutputDevice=5 r.HDR.Display.ColorGamut=2 r.HDR.UI.CompositeMode=1...
steamcommunity.com