![]() ![]() The procedure described in the steps 1-3 worked for me until macOS Sierra, but with the upgrade to High Sierra, I started getting a pinkish/reddish screen and I was unable to enter Recovery mode to repeat step 3 as I had to do in previous upgrades. Prepare a Bootable USB pendrive with a non GUI Linux Searching in internet, I stepped into this GitHub issue explaining you may be able to replace steps 1 and 2 with the following command, that you can execute in Single-User mode (boot pressing cmd+ s): sudo nvram fa4ce28d-b62f-4c99-9cc3-6815686e30f9:gpu-power-prefs=%01%00%00%00ġ. You need a working computer for that and a spare CD/DVD/USB drive.Download the latest Arch Linux ISO image.Then you could either simply burn this ISO to CD/DVD (which later could be either inserted to MBP's SuperDrive or External DVD Drive connected to MBP by two USB cables) or create a bootable USB.ġ.2 Creating the bootable USB with the.First, you need to identify the USB device. ![]() Open /Applications/Utilities/Terminal in MacOS and list all storage devices: Verify that this is the device you want to erase by checking its name and size and then use its identifier for the commands below instead of /dev/diskX.Ī USB device is normally auto-mounted in macOS, and you have to unmount (not eject) it before block-writing to it with dd: Your USB device will appear as something like /dev/disk2 (external, physical). Now copy the ISO image file to the device. ![]()
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