How to format a USB flash drive as exFAT on Windows PC Be sure to eject the disk before you remove it from your Mac. This will erase all the files on the drive. Click the Erase button when you are done and the Disk Utility will format your disk with the settings you specified. Then select the default GUID Partition Map (GPT) scheme. You will be asked to provide the disk name and then select the file system as exFAT. If you have a USB flash drive inserted in your Mac, you can see it under the External in the Disk Utility. Go to Open Disk Utility, which is located under Applications in the Finder menu. To format a drive on a Mac, you'll need the built-in Disk Utility application.
You will see the drive's file system shown on the right “Format”.įormatting a drive will erase it completely, so make sure you have everything backed up that you want to keep. Right-click the drive icon in the Finder sidebar (or on the desktop) and select Get Info. So how do you know if your USB drive is in the correct format? You do not need to do anything special on the "Disk Utility" - simply insert the USB drive and open Finder. How to format a USB drive as exFAT on Mac