Files with dfu extension can be found as firmware updates for iOS system on iPhone, iPad and iPod Touch devices with iOS operating system.

Detailed description

Software that open dfu file

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DFU file extension - Apple iOS firmware update

What is dfu file? How to open dfu files?

File type specification:

Various data file type icon Various data file type

File extension dfu is mainly known to be associated with the Apple iOS operating system for Apple devices, such us iPhone or iPad.

These dfu files are used when the user needs to downgrade, or update iOS in his Apple portable device. DFU shortcut means Device Firmware Update. It is typically found inside .ipsw file.

The default software associated to open dfu file:

Apple iOS icon

Apple, Inc. logoApple iOS  Apple iOS software

Company or developer:
Apple, Inc.

Apple iOS is the latest version of iOS operating system for Apple mobile platform devices such as Apple iPhone, iPad and iPod Touch. iOS is based on XNU hybrid kernel from Mac OS X (macOS).

iOS contains multi-touch interface (also known as SpringBoard GUI), and various default apps, such as Phone, Mail, Safari, Music, Videos, Messages, Photos, Camera, FaceTime, Maps, Weather, Notes, etc. Other apps are available in App Store.

Help how to open:

You can load and update your device with this file using the default update utility.

How to convert:

Firmware update files are generally not meant to be converted to anything else.

List of recommended software applications associated to the .dfu file extension

Recommended software programs are sorted by OS platform (Windows, macOS, Linux, iOS, Android etc.)
and possible program actions that can be done with the file: like open dfu file, edit dfu file, convert dfu file, view dfu file, play dfu file etc. (if exist software for corresponding action in's database).

Unspecified and all other actions for computer programs working with dfu file - Apple iOS firmware update

Click on the software link(s) for more information. Suggested software applications use dfu file type for internal purposes and/or also by different way than common edit or open dfu file actions.

Apple macOS / Mac OS X:

Apple iOS:

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