What does dfu mean for iphone

Release the side button but continue holding down the Home button for an additional five seconds. Release the Home button. For you. World globe An icon of the world globe, indicating different international options. Get the Insider App. Click here to learn more. A leading-edge research firm focused on digital transformation.

Good Subscriber Account active since Shortcuts. Account icon An icon in the shape of a person's head and shoulders. It often indicates a user profile. Didn't find what you needed? Contact Us Contact Us. Caution: If you haven't upgraded your OS to the latest compatible version, then a DFU Restore will upgrade your device and it is not reversible once completed. Hold down both the Home button and Lock button.

Skibiratziboop says:. December 25, at am. FayeFury says:. December 19, at pm. Amber says:. November 19, at am. Livi says:. November 7, at pm. Cory says:. February 19, at pm. Kai says:. January 31, at am. Taylor says:. January 30, at am. January 11, at am. December 31, at pm. December 5, at am. Hoyt Gangemi says:. November 4, at am. Jailbreak iOS 6 with Redsn0w 0. October 16, at pm.

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December 28, at pm. December 27, at pm. Jailbreak iOS 5. November 28, at pm. Sceptic says:. November 24, at pm. November 9, at pm. Kriti says:. November 7, at am. November 6, at am. October 28, at pm. October 23, at am. Jailbreak iOS 5 with Redsn0w says:.

October 17, at pm. October 14, at am. October 11, at am. Bob says:. October 9, at pm. October 2, at am. Redsn0w 0. September 19, at am. Anh D says:. August 27, at pm. November 25, at am. Leechip says:. There is no indication on the device that the device is in DFU mode. During DFU interfacing, the device screen remains black. The recovery mode was designed for end users and Apple facilities, while the DFU mode was never meant for the end user at all.

Entering the recovery mode is easy; any reasonably experienced user can follow the instructions. Entering the DFU mode is not only significantly trickier, but requires precise timings. Hold a button one second too long, and the device simply reboots instead of entering DFU. The S. Apple has a comprehensive description of S. On newer devices without the Home button as well as the iPhone 8 and 8 Plus , the S.

Users press and hold one of the volume buttons and the side button. On older devices, the S. The Emergency SOS slider will appear. Users in India only need to press the button three times, after which the iPhone automatically makes an emergency call.

To exit the S. The device will prompt for the passcode biometric identification methods are disabled. Alternatively, one can slide the Power off slider to the right to switch off the device.