Backing Up Your iPhone to an External Drive: A Step-by-Step Guide
In today's digital age, our iPhones store a wealth of precious data, from cherished photos and videos to important documents and contacts. To ensure this data remains safe and accessible, it's crucial to regularly back it up. One of the most secure and convenient methods is to back up your iPhone to an external drive. This guide will walk you through the process, making it as simple and efficient as possible.
What You'll Need
- An external drive formatted for Mac or Windows
- A Lightning to USB cable (for iPhone 5 and later) or a 30-pin to USB cable (for iPhone 4 and earlier)
- iTunes or Finder (for macOS Catalina and later)
Backing Up Your iPhone Using iTunes (Windows and macOS Mojave and Earlier)
While many users have transitioned to using the Finder for backups on macOS Catalina and later, iTunes remains a viable option for those using older versions of macOS or Windows. Here's how to back up your iPhone using iTunes:
- Connect your iPhone to your computer using the Lightning to USB cable.
- Open iTunes. If prompted, trust your computer on your iPhone.
- Click on the device icon in the upper-left corner of the iTunes window.
- Under the 'Backups' section, choose 'This Computer' as the backup destination.
- Click 'Back Up Now' to start the backup process.
Backing Up to an External Drive Using iTunes
Once the initial backup is complete, you can copy the backup folder to your external drive. Here's how:

- In iTunes, click 'Edit' in the menu bar, then select 'Preferences'.
- Click on the 'Devices' tab. You'll see a list of your iOS devices.
- Control-click on your iPhone, then select 'Archive'.
- Navigate to the 'iTunes' folder in your 'Music' folder. Here you'll find the backup folder for your iPhone.
- Copy the backup folder to your external drive.
Backing Up Your iPhone Using Finder (macOS Catalina and Later)
With the introduction of macOS Catalina, Apple replaced iTunes with the Finder for managing and backing up your iPhone. Here's how to back up your iPhone using the Finder:
- Connect your iPhone to your Mac using the Lightning to USB cable.
- In the Finder sidebar, click on your iPhone under the 'Locations' section.
- Under the 'General' tab, make sure 'Back up to this Mac' is selected.
- Click 'Back Up Now' to start the backup process.
Backing Up to an External Drive Using the Finder
To back up to an external drive, you'll first need to format it for Mac. Here's how to do that and back up your iPhone:
- Connect your external drive to your Mac.
- Open Disk Utility (Applications > Utilities > Disk Utility).
- Select your external drive, then click 'Erase' in the toolbar.
- Give your drive a name, select 'Mac OS Extended (Journaled)' as the format, and 'GUID Partition Map' as the scheme.
- Click 'Erase' to format the drive.
- Once formatted, open the Finder and navigate to your iPhone under the 'Locations' section.
- Under the 'Backups' section, select 'Back up to:' and choose your external drive.
- Click 'Back Up Now' to start the backup process.
Restoring Your iPhone from an External Backup
If you need to restore your iPhone from a backup, the process is straightforward. Here's how:

- Connect your iPhone to your computer using the Lightning to USB cable.
- Open iTunes (for macOS Mojave and earlier) or the Finder (for macOS Catalina and later).
- If prompted, trust your computer on your iPhone.
- Click on the device icon in the upper-left corner of the iTunes window or the sidebar in the Finder.
- Under the 'Backups' section, click 'Restore Backup'.
- Choose the most relevant backup (the one with the latest date), then click 'Continue'.
- Wait for the restore process to complete. Your iPhone will reboot, and you'll be prompted to set it up as new or restore from the backup.
Backing up your iPhone to an external drive ensures that your data is safe and easily accessible. Whether you're using iTunes or the Finder, the process is straightforward and well worth the effort to protect your precious data. Happy backing up!