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1. On the computer side, open the latest version of iTunes, open it after installation, connect the mobile phone (the mobile phone needs to be turned off), and then press and hold the power on and off button and the home button at the same time, when you see the white Apple logo, please release the power on and off button, and continue to hold down the home button;
2. Until you see the device in the DFU state on the computer, after the computer prompts, release the home button and click to confirm the recovery in the pop-up selection box;
3. After pressing OK to restore, iTunes will pop up a page prompting that everything will be erased, and the recovery will be verified with Apple servers. Click the OK button, iTunes will automatically ** firmware, when the verification and extraction of files are completed, iTunes will automatically reinstall the ** good firmware version for the phone, wait for the installation to be successful and reactivate the phone.
1.Turn off your iPhone, press and hold the power on button and the home button at the same time, when you see the white Apple logo, please release the power on and off button, and continue to hold the home button. After turning on iTunes and waiting for its prompt to resume mode, you can press and hold the shift key on your keyboard, click "Restore", and select the corresponding firmware to recover.
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1. When your iPhone is turned off, connect it to the computer with a data cable and open the computer's iTunes software.
2. Press and hold the power button for 2 seconds.
3. Press the home button for 10 seconds without letting go of the power button to force the shutdown.
4. Don't let go of the home button, press the power button 1 time. Keep not letting go of the home button for about 15 seconds, and the phone screen will display the connection to iTunes icon information, and enter DFU mode.
Perform a flash. 1. Install the latest version of iTunes.
2. Keep the device fully charged.
3. Open iTunes, make sure your iTunes is the latest version 4, Windows user, and click the [Restore] button.
5. Click the [Recover] button.
6. Please wait for a period of time, during the process, do not move the data cable to ensure the normal connection7. After the restoration is completed, click "Set as a new device" on iTunes
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The solution to the iPhone won't turn on:
Apple mobile phone can not turn on first to determine, is it because of the reason that the mobile phone battery is dead, first charge the mobile phone for a while and press the power button to see, it may be because the mobile phone is not low enough power to cause the mobile phone to not turn on normally.
In this case, the Apple mobile phone can't turn on, and it may be that the phone is in a dead state, you can also try to press and hold the power button at the same time, the power on button + home button, and wait a few seconds for the phone to automatically restart.
There are usually Apple mobile phones in the process of flashing or updating and upgrading, you will also encounter the problem of not being able to turn on, and when you encounter the problem of not opening the machine caused by this reason, usually due to the improper operation of the mobile phone flashing or system upgrade, the white apple, the boot has a display, but it has been parked in the logo interface of the iphone, and the mobile phone cannot enter the system.
If the above methods cannot solve the problem, then it may be caused by the hardware failure of the mobile phone, such as: the Apple mobile phone boot button is broken, the battery is aging, etc., it is recommended to contact Apple for repair to solve this problem.
Press and hold the home button and the power button of the phone at the same time to force the boot, after turning on, see if you can continue to use it, if you can't or there is still a white apple state, then it is recommended to reinstall the system through DFU mode to recover: >>>More
1. If the mobile phone gets into the water, it is recommended not to turn it on immediately, and use a hair dryer to blow the water inlet down first. >>>More
Make sure that the battery of your phone is sufficient, and then connect your phone to a power source to charge it for a period of time before trying to turn it on. You can also press and hold the "Power Button" and "Volume + Button" at the same time to try to enter the recovery mode, select "Clear Data" first, and then select "Restart" after the interface jumps.
I guess it's not installed.
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It is possible that the system has entered recovery mode due to some misoperation or other reasons. At this time, we can press and hold the power button and the home button of the phone at the same time and hold them for more than 5 seconds. In this way, the phone can be forced to shut down, and the screen will go black, at this time, press the power button to turn on the phone, and see if it can enter the mobile phone system normally. >>>More