MacBook Pro (15-inch, Mid 2012)

All Systems > HackBook Systems > MacBook Pro (15-inch, Mid 2012)

Step 0: - RTFG/M

Read the entire guide/manual first.
Now that you see you have to restart, send to your Smartphone or Tablet.
Connect the charger before continuing further.

Step 1: - Setup Boot Drive

Please make sure you have macOS Catalina as your main OS and a second partition separate for macOS Big Sur.
Make sure they’re not in the same container.

Step 2: - Get Big Sur

Download macOS Big Sur Beta (Apple will disable soon) or released version.
Open and run it.
Check that you indeed have Mac OS Beta Install.app in the Applications Folder.

Step 3: - Configure SIP

Boot into Recovery Mode (Reboot and hold CMD+R)
Open Terminal
Type in “csrutil disable” (no ‘sudo’ required)
Type in “reboot”

Step 4: - Patching

Download Hax.dylib
Move Hax.dylib to Home folder (Shift+CMD+H)
Open Terminal.
Type or paste the following: sudo defaults write /Library/Preferences/com.apple.security.libraryvalidation.plist DisableLibraryValidation -bool true
Run it
Next, type or paste the following: launchctl setenv DYLD_INSERT_LIBRARIES $PWD/Hax.dylib
Run it
Optional: Clear the Terminal or Bash history.

Step 5: - Installation

Last time to check that the partitions are not in the same container.
Launch the macOS Big Sur app from the Applications folder.
Wait until it completes or gives you a no entry symbol.
Switch back to the Catalina partition.
Go back to the Terminal.
Type in sudo nvram boot-args="-no_compat_check amfi_get_out_of_my_way=1"
Authorize with your password

Step 6: - Configuration

Step 7: - Post Installation

Install HoRNDIS on macOS Big Sur to enable USB tethering or use USB Wi-FI