Modify Ipsw File |top| Guide

You must update the SHA1 hashes in the BuildManifest.plist to match your modified file, or the restore software will reject it immediately.

Before we dive into the process of modifying an IPSW file, let's discuss some of the reasons why you might want to do so. Here are a few examples: modify ipsw file

The largest .dmg file contains the iOS filesystem, but it is encrypted. You must update the SHA1 hashes in the BuildManifest

Encrypted or unencrypted disk images for the system, developer, and recovery partitions. and recovery partitions.