However, FAT32 has a maximum 4GB file size limit whereas exFAT can work with files as large as 16EB.
So, if you want to use an external hard drive on both Windows and Mac, you need to format it to a filesystem that is compatible with Windows PC and Mac.īoth FAT32 and exFAT can be used on Windows PC and Mac. Windows PC and Mac use different filesystems. Need to format an external hard drive for Mac and Windows