![]() Due to Apple dropping the AppleIntelPchSeriesAHCI class in AppleAHCIPort.kext.More information from the repo (opens new window) Setting MaxKernel to 19.9.9 for AirPortBrcm4360_Injector.kext may help.BCM94352Z users for example may need brcmfx-driver=2 in boot-args to resolve this, other chipsets will need other variables.Forcing a specific driver to load with brcmfx-driver= may help.Mainly user-space patching has severely broke, meaning certain functionality may have broken.Getting started with ACPI: Prebuilt SSDTs (opens new window).Big Sur has added new requirements for ACPI, so you'll need to grab some new SSDTs:įor those who'd like precompiled files, see here: Reminder for AMD Users: Don't forget to update your kernel patches with those provided by AMD OS X, otherwise you'll be unable to boot Big Sur:įor X79, X99 and X299 users, pay close attention to the below. Note: The about command will require you to include bit 0x2 in Misc -> Security -> ExposeSensitiveData, recommended values for ExposeSensitiveData is 0圆 which includes bits 0x2 and 0x4.If you're unsure what version of OpenCore you're using, you can run the following in terminal: Updating OpenCore and macOS (opens new window).You can simply download and update OpenCore and kexts as mentioned here: # Up-to-date kexts, bootloader and istĮnsure that you have the latest version of OpenCore, kexts and ist so it won't have any odd compatibility issues. X99 and X299 users with broken NVRAM will need to install on another machine and move the SSD when done.Asus 9 series: For more info, see here: Haswell ASUS Z97 Big Sur Update Thread (opens new window).Stage 2 installation requiring working NVRAM.MSI Navi users no longer require the ATY,rom/ -wegnoegpu patch to boot the installer.This way, it will work in both Catalina and Big Sur so you can remove SATA-unsupported if you want. ![]()
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