It has been suggested that this article be merged with Device Firmware Update. (Discuss)

Device Firmware Update (or Upgrade) mode allows devices running iOS (or one of its derivatives) to have their boot firmware upgraded, restored, or replaced. It is part of the SecureROM hardware that cannot be removed and is accessible on devices running:

• iOS
• iPadOS
• tvOS
• watchOS

See also

• Diagnostics mode (iPod)
• Disk mode (iPod)
• Recovery mode (iOS)

External links

• Put an iPhone or iPad into DFU mode at iMazing (2019-06-19)
• How to put your iPhone or iPad into DFU mode at iMore (2020-07-15)
• How To Put An iPhone In DFU Mode, The Apple Way at Payette Forward (2019-02-20)
• DFU Restore at iFixIt
• DFU Mode at The iPhone Wiki

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