If you’re using a Mac and have ever backed up your device using iTunes, you will have a backup file stored on your computer. These files are in the .ipsw format and are usually very large, taking up several gigabytes of space on your hard drive.
If you need to restore your device from a backup, you can do so by opening the .ipsw file in iTunes. However, if you want to access the files inside the backup in order …
