Backing up your Mac is simple and important. We recommend it for everyone.
Apple enthusiasts love the sleek design and easy user interface of the company's devices. Yet setting up a backup of your Mac can be frustrating since most external hard drives must be formatted before being used. As you’ll see, however, knowing how to back up a Mac to. Connect the Seagate external “for Mac” drive to the Windows computer. The drive must be. External drive connected to your Mac. Time Machine can back up to an external drive connected to. To see the size of a specific file or folder, click it once and then press Command-I. To see storage information about your Mac, click the Apple menu in the top-left of your screen. Choose About This Mac and click the Storage tab. For Time Machine backups, it's good to use a drive that has at least twice the storage capacity of your Mac.
Back up with Time Machine
Time Machine is the built-in backup feature of your Mac. It’s a complete backup solution, but you can use other backup methods as well.
Backup Software For Mac PriceCreate a backup
Store files in iCloud
You can also use iCloud and iCloud Drive to store files, such as your photos, documents, and music.Set up iCloud and iCloud Drive
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Restore your Mac from a backup
When you have a backup, you can use it to restore your files at any time, including after the original files are deleted from your Mac.Restore from a backup
Prepare your Mac for service
Making a backup is an important part of preparing your Mac for service, especially because some types of repair might require erasing or replacing your hard drive.Get your Mac ready for service
Online Backup For Mac
How much space do I need for a backup?
To see the size of a specific file or folder, click it once and then press Command-I. To see storage information about your Mac, click the Apple menu in the top-left of your screen. Choose About This Mac and click the Storage tab. For Time Machine backups, it's good to use a drive that has at least twice the storage capacity of your Mac.
Backup Software For Mac Computer
Free up storage on your Mac
macOS can save space by storing your content in the cloud. This isn't a backup, but it includes new tools to make it easier to find and remove large or unwanted files before you make a backup.Use Optimized Storage in macOS
Erase or format a storage device
You can use Disk Utility if you need to erase or format a storage device.
Backup Drives For Macbook ProLearn how to use Disk Utility
If you can't back up your Mac
We'll find the best support options for you.
To use Time Machine to make a backup of your Mac, you need any of these types of storage devices:
- External drive connected to an AirPort Extreme Base Station (802.11ac) or AirPort Time Capsule
After setting up the storage device, you can use Time Machine to make a backup of your Mac. And after making your backup, you can use Time Machine to restore files from your backup.
External drive connected to your Mac
Time Machine can back up to an external drive connected to a USB, Thunderbolt, or FireWire port on your Mac.
External drive connected to an AirPort Extreme Base Station (802.11ac) or AirPort Time Capsule
Time Machine can back up to an external USB drive connected to an AirPort Extreme Base Station (802.11ac model) or AirPort Time Capsule.
- Make sure that the USB drive is formatted for Time Machine.
- Connect the drive to a USB port on your AirPort base station, then turn it on.
- Open AirPort Utility, then select your base station and click Edit to view its settings.
- Click the Disks tab in the settings window.
- Select your backup disk from the list of partitions, then select ”Enable file sharing”:
- If more than one user on your network will back up to this disk with Time Machine, you can use the Secure Shared Disks pop-up menu to make sure that they can view only their own backups, not yours. Choose ”With accounts” from the menu, then click the Add (+) button to add users.
- Click Update to restart your base station and apply the settings.
AirPort Time Capsule
Time Machine can back up to the built-in hard disk of an AirPort Time Capsule on your network.
Mac shared as a Time Machine backup destination
To use another Mac on your network as a Time Machine backup destination, complete these steps on the other Mac:
- Choose Apple menu > System Preferences, then click Sharing.
- From the list of services on the left, select File Sharing.
- From the list of Shared Folders on the right, Control-click the folder that you want to use for Time Machine backups.
- From the shortcut menu that opens, choose Advanced Options.
- From the Advanced Options dialog, select ”Share as a Time Machine backup destination.”
When setting up Time Machine on your other Mac computers, you should now be able to select the shared folder as a backup disk.
Network-attached storage (NAS) device that supports Time Machine over SMB
Many third-party NAS devices support Time Machine over SMB. For details, check the documentation for your NAS device.
How to format a disk for Time Machine
Time Machine supports all Mac OS Extended (Journaled) formats and Xsan formats. If the disk isn't using the correct format, Time Machine automatically prompts you to erase it when you connect it to your Mac:
If you need to erase the disk manually, use the Disk Utility app to erase using the Mac OS Extended (Journaled) format.
Time Machine can't back up to an iOS device or disk formatted for Windows. And if your disk uses the Master Boot Record (MBR) partition scheme, some of its partitions might not be available for use with Time Machine.