Part 1: How to backup iPhone to external hard drive on WindowsĪs is known to all, when we create the iPhone backup on Windows computer, it will overwrite the old ones.

Part 2: Backup iPhone to external hard drive on Macīefore manually backup iPhone to external hard drive, please make a copy of original backups that have been ever saved on the default backup location.

Part 1: Backup iPhone to external hard drive on Windows.This post will tell you how to backup iPhone to external hard drive, such as USB flash drive on Windows and Mac.

In order to release the disk space the backup files occupy, you can backup iPhone to external hard drive instead. Usually while you back up iPhone through iTunes on Windows or Mac, the backup file will be automatically saved in default location on the limited disk space. Each volume within an APFS container can have its own APFS format-APFS, APFS (Encrypted), APFS (Case-sensitive), or APFS (Case-sensitive, Encrypted).How to Backup iPhone to External Hard Drive on Windows and Mac You can easily add or delete volumes in APFS containers. For example, folders named “Homework” and “HOMEWORK” are two different folders. For example, folders named “Homework” and “HOMEWORK” are two different folders.ĪPFS (Case-sensitive, Encrypted): Uses the APFS format, is case-sensitive to file and folder names, and encrypts the volume. Choose this option if you don’t need an encrypted or case-sensitive format.ĪPFS (Encrypted): Uses the APFS format and encrypts the volume.ĪPFS (Case-sensitive): Uses the APFS format and is case-sensitive to file and folder names. Each volume uses only part of the overall container, so the available space is the total size of the container, minus the size of all the volumes in the container.Ĭhoose one of the following APFS formats for Mac computers using macOS 10.13 or later.ĪPFS: Uses the APFS format. If desired, you can specify reserve and quota sizes for each volume. When a single APFS container has multiple volumes, the container’s free space is shared and is automatically allocated to any of the individual volumes as needed.

macOS 10.13 or later supports APFS for both bootable and data volumes.ĪPFS allocates disk space within a container (partition) on demand. While APFS is optimized for the Flash/SSD storage used in recent Mac computers, it can also be used with older systems with traditional hard disk drives (HDD) and external, direct-attached storage. Apple File System (APFS), the default file system for Mac computers using macOS 10.13 or later, features strong encryption, space sharing, snapshots, fast directory sizing, and improved file system fundamentals.

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