How to backup iphone to external hard drive on my Windows PC

Modifying the Windows Registry is another effective way to back up iPhone to an external hard drive, and it serves as a reliable alternative to many other methods.

Steps：

1. Open Registry EditorPress Win + R → type regedit → Enter

2. Navigate to:

HKEY_CURRENT_USER\Software\Apple Computer\MobileSync

3. Create a new Registry Key

• If the MobileSync folder does not exist, right-click Apple Computer → New → Key, and name it MobileSync.

4. Create a String Value

• Right-click the blank area in the right pane → New → String Value.
• Name it: BackupLocation

5. Set the custom save path

• Double-click the BackupLocation entry.
• Input your external drive target path, such as E:\iPhoneBackups, adjust the drive letter according to your own device.
• Click OK to save settings.

6. Close Registry Editor. All subsequent iTunes tasks will automatically store backups on your external hard drive.

With this simple Registry tweak, users can directly change the default storage path, allowing them to permanently back up iPhone to an external hard drive.