What's more, it is compatible with SSD and flash storage devices only. However, it won't be readable and usable on machines that are not running Mac High Sierra, and Windows or Linux PCs. Which one is right for your circumstance? We'll describe them here, you'll know 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. Keep in mind that a MAC can generally read other file formats, but for the best performance and to create a bootable disk, formatting exclusively for MAC is required.
In a few simple steps you are ready to go and can save your back-up files to the external drive, keeping your information safe and giving you peace of mind. Reformatting an external hard drive for use with Mac OSX is not as difficult as it might seem. Follow the tutorial below, you'll get everything covered.īonus: How to Recover Data from Formatted External Hard Drive on Mac You may wonder how to reformat an external hard drive on Mac. However, the Mac OS does not allow you to write data to the drive. Yo just got a new external hard drive and want to use it on your Mac.
