AppleBacklightSmoother

A Lilu plugin that patches Apple Intel graphics drivers to get smooth backlight transition

Installation

• Compile SSDT-PNLF.dsl.
• Inject AppleBacklightSmoother.kext and SSDT-PNLF.aml using your favorite bootloader.
• If you're using Coffee Lake or above, you need to turn off WhateverGreen's backlight patch by using boot argument igfxcflbklt=0.

Boot arguments

• -applbklsmoothdbg to enable debug printing (available in DEBUG binaries).
• -applbklsmoothbeta to enable loading on unsupported macOS versions (11.0 and below are enabled by default).
• -applbklsmoothoff to disable kext loading.
• igfxpwmmax=0x???? to set PWMMAX value to 0x????

Credits

• Apple for macOS
• vit9696 for Lilu and WhateverGreen