DFU mode can be used to update the firmware and completely restore the software on your iPhone. Here you will learn what is DFU Mode and its Functions.
From DFU|Posted by Nathan E. Malpass|Updated on 2019-11-13
Here is the guide about how to put your iPhone into DFU Mode without errors. DFU stands for Device Firmware Update and is accessible through any iOS device.
From DFU|Posted by Nathan E. Malpass|Updated on 2020-03-06