
Allows for finer monitoring and control of the fans on Dell machines supporting System Management Mode (SMM).Used for measuring battery readouts on laptops.Do not use if you don't have an ambient light sensor (ie.Used for the ambient light sensor on laptops.


kext extension visible(and do not add one manually if it's missing). Windows and Linux note: Kexts will look like normal folders in your OS, double check that the folder you are installing has a.efi driversĪ kext is a kernel extension, you can think of this as a driver for macOS, these files will go into the Kexts folder in your EFI. Alternative to HfsPlusLegacy but for 32-bit CPUs, don't mix this with other HFS.These files will go in your Drivers folder in your EFI 32-Bit specificsįor those with 32-Bit CPUs, you'll want to grab these drivers as well Not required for OS X 10.10, Yosemite and newer.without UEFI) will have this driver built-in, not requiring it This file is bundled with OpenCorePkg under EFI/OC/Drivers.Required to boot recovery on OS X 10.7 through 10.9.Don't mix this with HfsPlus.efi, choose one or the other depending on your hardware.This is generally seen on Sandy Bridge and older(as well as low end Ivy Bridge(i3 and Celerons)) Legacy variant of HfsPlus, used for systems that lack RDRAND instruction support.Used for OpenCore picker on legacy systems running DuetPkg, not recommended and even harmful on UEFI(Ivy Bridge and newer) (opens new window).Pay close attention to each entry as you may not need all 4: In addition to the above, if your hardware doesn't support UEFI(2011 and older era) then you'll need the following. Reminder this was bundled in OpenCorePkg we downloaded earlier.Replacement for AptioMemoryFix.efi (opens new window), used as an extension for OpenCore to help with patching boot.efi for NVRAM fixes and better memory management.OpenRuntime.efi (opens new window)( Required).

For Sandy Bridge and older(as well as low end Ivy Bridge(i3 and Celerons), see the legacy section below.macOS Installers and Recovery partitions/images). HfsPlus.efi (opens new window)( Required).Getting started with ACPI (opens new window)įor the majority of systems, you'll only need 2.
