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You should see a brightness slider under System Preferences>DisplaysĪfter enabling the backlight control, your brightness will be controlled but the brightness hotkeys may not work. Instead of using the packaged SSDT-PNLF.aml, compile the SSDT for the backlight from here: Īfter performing all the above steps, restart your system for the applied changes to take effect. Use the kext from the Release folder only.Download the latest version for better support.Make sure that the SSDT-PNLF.aml is added and it should be loaded after all the OEM SSDTs.You'll also need to add the kext entry in Kernel>Add section of your ist. You'll also need to add the SSDT-PNLF entry in ACPI>Add section of your ist.Ĭopy ApppleBacklightFixup.kext to EFI/OC/Kexts. If you're using OpenCore, copy SSDT-PNLF to EFI/OC/ACPI. If you're using Clover, copy SSDT-PNLF.aml to EFI/Clover/ACPI/PatchedĬopy AppleBacklightFixup.kext to EFI/Clover/kexts/Other

USB el-wire offered in variety of colors at for 16.00 3 yds. The two components are listed below.ĭownload AppleBacklightFixup from the downloads section of this forum. Found this video hack of how to create a backlight for your keyboard using USB el-wire - very helpful The demonstration uses a desktop keyboard, but instructions indicate same method and recommendations can apply to a laptop keyboard, as well. This method uses two components to work with the conjunction in order to enable backlight.