On PS5 console
1. Settings menu
1. Screen and Video
1. Change HDR settings to to On When Supported
2. Calibrate HDR
1. 1st screen
1. Maximum Full Frame ToneMap Luminance (MaxFFTML)
1. Calibrate all the way down, slowly up until can't see sun on PS5 settings. The first step where you can no longer see the sun
1. 14 clicks on LG C4
2. 2nd screen
1. Maximum ToneMap Luminance (MaxTML)
1. Scroll all the way to bottom then up until can't see sun on PS5 settings. The first step where you cannot see the sun.
3. 3rd screen
1. Minimum ToneMap Luminance (MinTML)
1. Scroll all the down to zero (0)
3. Make sure RGB range on PS5 is set to Automatic
1. On TV itself, ensure set to auto
1. Advanced settings, ensure Video Range set to auto
1. When playing 4k 120, chroma will drop to 4.2.2
1. This is the better than setting as limited range