Business Insider India5 年
How to put any iPhone into DFU mode, and update or restore it when nothing else is working
DFU will allow you to load a fully functional factory-fresh version of the operating system, and hopefully restore your iPhone ... If you're using an iPhone 6 or earlier, the On/Off button is ...
Business Insider India5 年
How to put your iPad in DFU mode to restore a totally unresponsive device, as a last resort
Using DFU mode is a serious ... an iPad in recovery mode. You must restore this iPad before it can be used with iTunes." 5. Click "OK" on the message above. 6. Click "Restore and Update." ...