photon78s For MBP try with 60 hz. ProMotion has its own flicker issues.
This is still my setup on mbp m1. Didn't mess around with it for weeks. Along with blocked light sensor and 60 hz.
"enableDither": false,
"uniformity2D": false, // true
"overdriveCompCutoff": 0,
"enable2DTemperatureCorrection": false,
"AmbientBrightness": 0,
"DisableTempComp": true,
"IOMFBContrastEnhancerStrength": 0, // important to avoid text glow
"IOMFBTemperatureCompensationEnable": false, // has some effect
"IOMFBBrightnessCompensationEnable": false,
"IOMFBSupports2DBL": false, // no idea what this does
"VUCEnable": false, // true, visible effect, but not sure what, supposedly affects blotching
"enableDarkEnhancer": false, // true
"BLMAHMode": NSNumber(1), // 2 default. 1 seems better
"BLMPowergateEnable": false, // can't see any difference
"enableBLMSloper": false, // true
"enableDBMMode": false, // true on m1 max, not there on touchbar
"DisableDisplayOptimize": NSNumber(1), // 0, not sure if stable
"IdleCachingMethod": NSNumber(1), // 2, disables a flag that switches back and forth on activity. prevents colored cursor from switching color profile upon software/hardware cursor.
"APTEnableDefaultGray" : false, // no idea what it does
"APTEnablePRC": false,
"APTEnableCA": false,
"APTEnableCDFD" : false,
"APTPDCEnable": false,
"CMDegammaMethod": 0, // 1, sends colors directly or something, glowing
"APTFixedRR" : NSNumber(0),
"APTLimitRefreshRate" : false,