What if Apple's mobile phone suddenly turns blue?

If Apple automatically restarts, it is suggested to handle it as follows:

1, in this case, most mobile phone systems have problems and cannot be turned on, so the only way is to enter DFU mode to brush the machine. First, install an iTunes on the computer;

2. After iTunes is installed on the computer, you need to download an Apple system, which is the IOS firmware. Download this firmware version as much as possible, which is not much different from the current mobile phone version. Firmware download can be Baidu.

3. After preparing the firmware of iTunes and the brush machine, you can start the formal brush machine.

First, open iTunes installed on the computer, and then connect the iPhone with the computer with a data cable;

4. After connecting the mobile phone to the computer, press the power button and the volume reduction button at the same time. At this time, Apple's LOGO will appear, no matter what. If you keep pressing the double button and don't let go, Apple's LOGO will disappear again. At this time, release the power button and keep the volume reduction button. Keep pressing until the computer sends out the prompt "Ding Dong" to connect the mobile phone, indicating that you have entered DFU；; ;

5. When the mobile phone enters DFU, iTunes on the computer will pop up a prompt. At this time, connect an iPhone and click OK.

6. After clicking OK, iTunes will be reminded as shown below. At this time, the key step came. Press the shift key on the keyboard, and then click the "Restore iPhone" button;

7. After clicking the "Restore iPhone" button, the system will open the folder, and then select the previously downloaded firmware. At this time, the system will remind you and click "OK".

8. After completing the above steps, start to reinstall the system, and then on the way to restore the iPhone, don't turn off the computer, don't unplug the data cable, and don't turn off iTunes；;

9. After the installation of the mobile phone system is completed, the following figure appears on the mobile phone screen, indicating that the mobile phone system has been successfully reinstalled, and then it can be opened for use.