To check it, you can proceed into two ways: Note: Penyrn based machines actually don't need to worry about unlocking this register # Checking if your firmware supports CFG Lock unlockingīefore proceeding with the rest of this guide, you'll first need to check if your firmware supports CFG Lock unlocking. Very much preferred, as avoids patching allowing for greater flexibility regarding stability and OS upgrades.
MSI Z87 UEFITOOL PATCH
Patch our firmware to support MSR E2 write
Instead both the Kernel (XNU) and AppleIntelPowerManagement want this register. And why we care about it is that macOS actually wants to write to this variable, and not just one part of macOS. By default, most motherboards lock this variable with many even hiding the option outright in the GUI. AMD users don't have any type of CFG LockĬFG-Lock is a setting in your BIOS that allows for a specific register(in this case the MSR 0圎2) to be written to. Note that this guide is only applicable for Intel users.This guide is only recommended for users who have already installed macOS, for users who are installing for the first time enable AppleCpuPmCfgLock and AppleXcpmCfgLock under Kernel -> Quirks Checking if your firmware supports CFG Lock unlocking.It’s easy to use with a simple interface, although it requires you to have some UEFI knowledge. To conclude, UEFITool is a user-friendly tool for accessing your UEFI configurations and settings and making changes to them. In terms of the features, you’ll have access to some nice UEFI tools. And when you’re done editing, you can easily export the image. You may also remove the pieces you find unwanted. You can extract the data from an image and insert items into it. You’ll be able to open them and view them inside a structured interface where you’ll see their name and additional information about them. These are some of the most common and standard BIOS image types. It is compatible with many BIOS image types, such as ROM, BIN, CAP, BIO, FD, WPH, and EFI. What is more, this application offers you many nice functionalities and compatibility. Even though it’s not very visually appealing, you’ll be able to use it easily. But the experience matters, and that is on a relatively high level. It has a simple design that looks somewhat simplistic. However, it’s also important to note that you’ll need to know about the configurations inside UEFI, even if the tool is simple and easy to use.īut if you already have that, then UEFITool will be a breeze. This tool is user-friendly as it has an intuitive interface allowing you to access your UEFI configurations easily. You can import the data via image files, view these configurations, and edit them if you want.Įven though UEFI editing is perceived as a job for professionals, you’ll be able to edit them with this user-friendly application that will provide you with a nice interface. With UEFITool, editing and viewing your UEFI and BIOS configurations are easy. UEFITool allows you to edit your UEFI thanks to this user-friendly interface, where you can access all of the tools inside UEFI, even if you’re a beginner.
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