Open Applications > Utilities > Terminal then copy and paste the following command in the Terminal window and hit Enter:
Recommended additional steps to optimize CPU power management:Ĭonfirm that you have an active connection to the Internet RTVariables > CsrActiveConfig = 0圆7 (to fully disable System Integrity Protection or "SIP")ĭownload GenericUSBXHCI.kext, unzip and copy to EFI:EFI/CLOVER/kexts/Otherĭelete all folders in EFI:EFI/CLOVER/kexts except Otherĭownload and run the audio_mand script (alternate source here)
#DOWNLOAD MULTIBEAST EL CAPITAN SERIAL NUMBER#
MacPro 3,1 - LGA775 or iMac 12,2 - LGA1155)Ĭlick the shake buttons to generate a random serial number Identify your CPU at and select the appropriate profile (e.g. SMBIOS > "Magic Wand" button to prefill most details
#DOWNLOAD MULTIBEAST EL CAPITAN INSTALL#
Install Clover_v2.3k_r3320-UEFI.pkg (all default settings) Go to System Preferences > Energy Saver and set Computer sleep to Never (see note below on sleep issue) Go to System Preferences > Security & Privacy and select Allow apps downloaded from: Anywhere Place one of each kext from the folders in EFI/Clover/Kexts/ into into EFI/Clover/Kexts/Otherĭelete all folders in EFI/Clover/Kexts except OtherĬontinue the guide through step 4 to install OS X 10.11 El Capitan but stop before step 5 (Post Installation with MultiBeast) Replace EFI/Clover/ist on the USB with this ist *Set to Disabled if your RAM modules do not support Intel XMPīIOS Features > Intel Virtualization Technology = EnabledīIOS Features > Boot Mode Selection = UEFI Onlyįollow the guide here to create a bootable USB drive to install OS X 10.11 El Capitan > Advanced Memory Settings > Extreme Memory Profile (X.M.P.) = Profile1* > Advanced Frequency Settings > Advanced CPU Core Features > CPU EIST Function = Disabled See the modified BIOS here if you want to use an NVMe SSD See the guide here if you are updating from a legacy version of the BIOS (version F12 or earlier) Update the BIOS to the latest UEFI version OS X 10.11 EL CAPITAN INSTALLATION on the GA-Z68X-UD3H-B3
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