Format mac hard drive for osx

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However, it won't be readable and usable on machines that are not running Mac High Sierra, Windows or Linux PCs. Which one is right for your circumstance? We'll describe them here, and you'll be able to make your choice after reading the details.ĪPFS: This is the default file system in Macs with High Sierra. There are a few file formats you can use, but it depends on the purpose you want to use the drive for. The most important, you should decide which format to use. Part 1: Which File Format You Should Choose?īefore you begin formatting the drive, there are a few things to do.