The biggest difference between Mac OS X Extended (Journaled) and Mac OS X Extended (Case-sensitive, Journaled) is the latter one is case-sensitive to folder names. And this file system is necessary if you plan on using the drive for Time Machine backups. Windows-running computers can read the files formatted to Mac OS X Extended but can't write to them. It doesn't put a limit on the size of files you can save on the drive, which is the greatest advantage. Mac OS X Extended, aka HFS+, is the default file system before APFS for macOS 10.12 and earlier. 2Mac OS X Extended (Journaled) & Mac OS X Extended (Case-sensitive, Journaled) If you're sure that you don't need to use your USB drive on a Mac running old version in the future, then you can format it to APFS. However, as this file system is only compatible with latest macOS, you have to think twice before choosing it. It's the most appropriate format for SSD. 1APFS (Apple File System)ĪPFS is the default file system of macOS 10.13 and later. So what's the difference between them and which one should we choose when formatting USB drive on Mac? Check the details of each format below. You'll be given several format options when you try to format a USB drive on Mac. What Is the Best Format for USB Drive on Mac? Next, drag the USB data to a safe location for backup/recovery measures before formatting it. To avoid formatting the wrong disk, firstly remove the USB drive from Mac, check the title of other storage disks, then insert the USB disk again and note the name of the disk. Formatting a USB drive will еrаѕе all the data stored on it before, and that's the reason why it should be taken seriously. Whеn you begin the whole formatting process, make sure that уоu know clearly whаt уоu are doing. How to Format USB to FAT32/ExFAT on Macīonus: How to Recover Lost Data After Formatting USB Drive LineRescue Recover Deleted files from Win/Hard Drive

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