How to restore the iPhone to normal

~~ Jailbreak failed? White apple? It doesn't matter. How can I restore my normal status ~~

Jailbreak failed? White apple? It doesn't matter. It teaches you how to restore to normal (normal recovery + DUF mode recovery)   I. Common restoration methods    Recently, many failed to jailbreak because they are not familiar with the jailbreak process,IPhone 4There is a prompt to connect to the USB screen, At this time, we should never panic. What we do is a lock-free machine. Just restore it to a new machine ~ The recovery method is simple. Download the firmware you want to recover first.   After the download, the iPhone is linked to the computer, open iTunes, press shift on the keyboard, and then click Restore.    In the pop-up dialog box, find the firmware you just downloaded and load the firmware.     After the restoration, the iPhone will be the same as the one you just bought. Try again to jailbreak ~ 2. DFU recovery If your iPhone has a black screen, cannot be started, or cannot be identified by iTunes, you are not scared. You can use the DFU mode to flash your iPhone. The solution is as follows: The iPhone recovery mode is mainly used to upgrade and format the iPhone (reinstall the iPhone system). If the iPhone cannot be restored, switch to the DFU mode for restoration. The DFU mode of the iPhone. The full name of DFU is development firmwareupgrade. It actually means the forced upgrade/downgrade mode of the iPhone firmware. 1. Connect your iPhone to your computer with a USB cable. Then you will hear a prompt that your computer has been connected successfully. 2. Please shut down the iPhone first, and then you will hear the prompt that the computer is not connected successfully. 3. Hold down the switch key and the Home key at the same time, and immediately release the switch key until 10th seconds, and continue to hold down the home key. 4. At this time, iTunes will automatically start and prompt you to restore mode (the iPhone will remain black ). Then you can press the Shift key on the keyboard, click "Restore", and select the appropriate firmware for recovery. (This step is the same as the above method)"   Reprinted from:Http://newbbs.pcpop.com/110502/9329447.html Http://bbs.weiphone.com/read-htm-tid-1630597.html