From the list of storage devices in the middle of the Disk Management window, locate your Seagate device.In the search results, double-click Disk Management. Go to Search and then type diskmgmt.msc.Make sure the storage device is connected to and mounted on the computer.For Format, select OS X Extended (Journaled).This will be the name displayed when the drive mounts. This feature was introduced in macOS 10.13 and is not available in 10.11 or 10.12.

The view button is in the upper left side of the Disk Utility window. If you don’t see two entries listed in the sidebar, change the view in disk utility to show both the drive and the volume. MacOS starting version 10.13-Make sure to select the disk and not just the volume. A FAT32 partition can reach up to 32GB when formatted on a Windows PC. However, FAT32 is a legacy file system designed for low capacity hard drives and it is not recommended for modern hard drives or operating systems. exFAT is not a journaled file system which means it can be more susceptible to data corruption when errors occur or the drive is not disconnected properly from the computer.įAT32-Compatible with macOS and Windows.

APFS is only supported on macOS 10.13 or later.ĮxFAT-Compatible with macOS and Windows.

Format Seagate Expansion SSD to HFS+ if you intend to use it with Time Machine.

You cannot use an APFS-formatted disk as your Time Machine backup drive.Windows cannot natively read or write to HFS+ (journaled) volumes.ĪPFS (Apple File System)-An Apple file system optimized for solid state drives (SSDs) and flash-based storage systems. This file system remains the best option for external hard drives and is the only format compatible with Time Machine. Mac OS Extended (HFS+)-An Apple file system optimized for macOS 10.12 and earlier. macOS can read NTFS volumes but cannot natively write to them. If you use the drive with only one type of computer, you can optimize file copy performance by formatting the drive in the native file system for your operating system-NTFS for Windows or HFS+ for macOS. Seagate Expansion SSD is preformatted exFAT for compatibility with both Mac and Windows computers.

Format seagate expansion drive to exfat