{"id":9318,"date":"2020-01-09T00:58:29","date_gmt":"2020-01-09T00:58:29","guid":{"rendered":"https:\/\/www.cleverfiles.com\/howto\/?p=9318"},"modified":"2025-04-04T14:07:05","modified_gmt":"2025-04-04T14:07:05","slug":"hard-drive-format-mac-html","status":"publish","type":"post","link":"https:\/\/www.cleverfiles.com\/howto\/hard-drive-format-mac.html","title":{"rendered":"The Best Ways to Format External Drives for Mac"},"content":{"rendered":"

While you can format any external hard drive on a Mac in just a few clicks using built-in tools, there’s more to it than simply hitting the Erase<\/b> button. Ideally, you want to align your formatting settings with how you plan to use your storage device. That can be tricky depending on several different factors, which we cover in this article, along with easy-to-follow steps on how to format an external hard drive on a Mac.<\/p>\r\n

\"hard<\/p>\r\n

<\/span>How to Choose the Best File System Format for an External Hard Drive on a Mac<\/span><\/h2>\r\n

When formatting a hard drive for Mac (or just on Mac), one of the most vital decisions you’ll face is selecting the right file system. Mac users have access to a variety of file system options through Disk Utility:<\/p>\r\n

Here’s a quick guide to choosing the right file system based on your needs:<\/b><\/p>\r\n

<\/p>\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n
Goal<\/b><\/td>\r\nRecommendation<\/b><\/td>\r\nJustification<\/b><\/td>\r\n<\/tr>\r\n
For exclusive use with Mac computers<\/b><\/td>\r\nAPFS or APFS (Encrypted)<\/td>\r\nOptimized for macOS and SSDs on High Sierra (10.13) or later.<\/td>\r\n<\/tr>\r\n
For Time Machine backups<\/b><\/td>\r\nAPFS or Mac OS Extended (Journaled)<\/td>\r\nAPFS works with Big Sur and later; HFS+ is needed for older macOS versions.<\/td>\r\n<\/tr>\r\n
For drives shared between Mac and Windows<\/b><\/td>\r\nExFAT<\/td>\r\nBest for cross-platform compatibility with virtually no size limits.<\/td>\r\n<\/tr>\r\n
For maximum device compatibility<\/b><\/td>\r\nMS-DOS (FAT)<\/td>\r\nCompatible with older devices but has a 4GB file size cap.<\/td>\r\n<\/tr>\r\n
For repairing a corrupted drive<\/b><\/td>\r\nThe same format it was using before unless you have a reason to change it<\/td>\r\nFormatting will erase all data but can fix file system corruption<\/a>.<\/td>\r\n<\/tr>\r\n<\/tbody>\r\n<\/table>\r\n

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If you’re interested in learning more about these file systems, such as their features, limitations, or compatibility, then continue reading for detailed explanations of each format and additional considerations that might affect your choice. If not, and you’ve already made your choice using the table above, you can skip to the instructions on how to format an external drive on Mac<\/a>.<\/p>\r\n

<\/span>APFS (Apple File System)<\/span><\/h3>\r\n

Apple File System (APFS) was introduced in macOS High Sierra (10.13) and is now the default file system for Mac computers with SSDs. According to Apple’s official documentation<\/a>, APFS was designed with all-flash storage devices in mind and optimizes performance while maintaining strong data integrity.<\/p>\r\n

APFS comes in four variants:<\/p>\r\n