.IMG3 File

The img3 file extension is associated with the Apple iOS operating system for iPhone, iPad, iPod Touch and Apple TV.

The img3 file contains encrypted and signed data used to flash iOS to device.

An img3 file extension is related to the Apple iOS operating system for iPhone, iPad and iPod Touch. An img3 file stores  encrypted and signed used for actualize iOS system.

How to open:

This file type is not meant to be opened directly, there is no software that could open and work with it directly, or there is no information available in public sources about opening this file type. This is usually the case of some internal data files, caches, temporary files etc.

How to convert:

As far as we know, this .img3 file type can't be converted to any other file format. This is usually the case of system, configuration, temporary, or data files containing data exclusive to only one software and used for its own purposes. Also some proprietary or closed file formats cannot be converted to more common file types in order to protect the intellectual property of the developer, which is for example the case of some DRM-protected multimedia files.