I purchased a used 2018 Mac mini desktop and wanted to put a fresh installation of the latest macOS 10.15 Catalina on it. Below are the steps I took. Note: The instructions below are the same for macOS 10.13 High Sierra and macOS 10.14 Mojave. Download macOS Catalina You will…
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To perform a clean installation of macOS Sierra (basically, Mac OS X 10.12), I recommend using a bootable USB flash drive containing the macOS Sierra installer. Below are the steps I took to create the bootable USB flash drive and how I used it to install macOS Sierra. Note: The…
Leave a CommentThe instructions below will create a bootable system partition on a USB flash drive, which is exactly the same as creating such a partition on a hard drive. Specifically, I will be using Windows 7’s built-in DiskPart (Disk Partition) command-line utility to create a bootable USB flash drive containing a…
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