HDR Calibration + Auto HDR Secret Settings
“Windows 11 HDR gaming washed out”, “Auto HDR not working fix”
Proper HDR setup requires specific registry values for optimal gaming performance .
cmd
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# Disable Automatic Color Management (ACM) for better HDR gaming
reg add "HKCU\Software\Microsoft\Windows\CurrentVersion\HDR" /v AutoColorManagement /t REG_DWORD /d 0 /f
# Force HDR10 over Dolby Vision (better for gaming)
reg add "HKCU\Software\Microsoft\Windows\CurrentVersion\VideoSettings" /v PreferHDR10OverDolbyVision /t REG_DWORD /d 1 /f
# Quick HDR toggle shortcut: Win + Alt + B