Format a drive using Disk Utility on a Mac Launch Disk Utility (Applications Utilities). Select your external hard drive or USB flash drive from the list on the left. Click on the Erase tab. Select the format – Mac OS Extended (HFS+), MS-DOS (FAT32), or exFAT – then name the drive. If you have an old flash drive or one that was formatted to work with Windows or another operating system, you can still format your flash drive to work on a Mac. Volume Format Most manufacturers use the FAT 32 or MS-DOS (FAT) volume format.
format flash drive in Exfat for transferring files between Mac and Pc.
FORMAT TYPES
FAT32 (File Allocation Table)
NTFS (Windows NT File System)
HFS+ ((((MAC FORMAT)))) (Hierarchical File System, a.k.a. Mac OS Extended (Journaled) Don't use case-sensitive)
EXFAT (FAT64)
You can use any USB flash drive on a Mac computer provided that it has been formatted. Most flash drives are preformatted by the manufacturer and are ready to use upon purchase. If you have an old flash drive or one that was formatted to work with Windows or another operating system, you can still format your flash drive to work on a Mac.
Volume Format
Most manufacturers use the FAT 32 or MS-DOS (FAT) volume format. These are Windows volume formats, but they can be read by Mac OS X. If your flash drive states that it was formatted with one of these volume types, you should be able to plug it into your Mac and use it without a problem. If you plug in your drive and your Mac won't read it, you need to format it.
FormattingFormat Usb Flash Drive For Mac And Pc
To format a flash drive on a Mac, plug in the drive and open the 'Applications' folder, the 'Utilities' folder and then 'Disk Utility.' Your flash drive should be listed in the left menu. Select the drive, and then click 'Erase.' When you see the volume format types listed, choose 'MS-DOS (FAT).' Some older flash drives may only have the options 'FAT 16' or 'FAT 32.' Choose the highest number available if 'MS-DOS (FAT)' doesn't appear.
Warning
Formatting a flash drive erases all data currently stored on it. If you have already saved anything on the drive, back up the data before you format the flash drive. To back up your data, insert the USB drive into the computer you used with the drive and copy the contents of the drive to the desktop or a folder on the computer. To copy, just drag and drop the files from the flash drive menu to the desktop or desired folder.
Format Flash Drive To Work On Mac And PcFaulty Drives
Occasionally, a faulty flash drive becomes unreadable after it's been used for a while. If you have an older USB flash drive that's been beaten around, it may not work even if you reformat it. While most flash drives are made to withstand years of use, take the age and previous use of the drive into consideration if you have a flash drive that can't be read anymore.
Format Sandisk Flash Drive For Mac And PcReferencesAbout the Author
Aubrey Kerr is a writer and photographer. With a B.A. in media arts and public relations, she has helped small business owners design and implement online marketing campaigns since 2004. Her work appears on several websites including Salon.com and the Houston Chronicle.
Photo CreditsFormat Thumb Drive For Mac
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