IPhone5S How to restore the firmware? Apple 5s Recovery Firmware method

The first step, we turn off the computer, and then the Apple 5s mobile phones and computers connected.

The second step, as shown in the following illustration, also presses the Apple 5s "power-on key" and "Home key" as shown in the following image.

Until the phone appears white Apple, you can release the Power-on key, but also hold down the home button does not release.

Then we open itunes on the computer so you can find that itunes will go into recovery mode, hold down the SHIFT key on the keyboard, and click Restore to restore the firmware.

In the process of recovery we have to go to the Internet can oh, otherwise it will not upgrade OH.