DFU, short for Device Firmware Update, is a special mode that enables a computer to update its firmware. In DFU mode an iPhone can still communicate with iTunes but without iTunes automatically ...

Sometimes an iPhone remains stuck on the Apple screen or an iOS update fails, which can cause business delays and productivity losses. In these cases, you may need to force your iPhone into Device ...

In the past couple of days, we've seen reports here and there of iPhones getting stuck in a restart loop. The black screen with the Apple logo shows up, holds for a while, and then disappears again; ...

This tutorial explains how to force restart or hard reset Apple's second-generation iPhone SE (2020) and third-generation ‌iPhone‌ SE (2022), and how to activate Device Firmware Upgrade (DFU) mode to ...

Last fall, our sister site, MacFixit, reported that Mac OS X 10.5.6 causes iPhone jailbreak/unlock problems by making it impossible to enter DFU mode, a deeper version of Recovery Mode activated by ...

With the release of the iPhone 8 and iPhone X, Apple made some changes to the methods used to force restart its flagship device. These changes come just a year after Apple made similar changes to the ...

This tutorial explains how to force restart Apple's iPhone 6s and earlier models, and how to activate Device Firmware Upgrade (DFU) mode to troubleshoot your device if needed. A hard reset basically ...

Make sure to back-up your iPhone's operating systems and functions before committing to this (identical to a "Restore Point" on Windows), just so have a state you can restore your phone in case ...