Solving the iPhone system issues sometimes requires you to put iPhone into DFU mode and then do a DFU restore to get it to work again. Actually, it’s pretty easy to enter into DFU mode and perform a DFU restore on iPhone, and we’ll show you how. You can also read the support page on how to get iPhone into DFU mode: https://www.appgeeker.com/ios-system-... Reminder: Doing a DFU restore will delete everything from your iPhone, so do a backup first: https://www.appgeeker.com/iphone-back... 1:24 Part 1: DFU restore iPhone 6s or earlier version 3:01 Part 2: DFU restore iPhone 7 or iPhone 7 Plus 3:39 Part 3: DFU restore iPhone 8, X, XS, XS Max, XR, SE 2nd generation, 11, 12, or above Follow AppGeeker on: Twitter: / appgeeker YouTube: / @appgeeker Web: https://www.appgeeker.com/