What should I do if the iPhone6s display is broken, flashing and flashing, and then the black screen

In general, it may be due to the battery running out, resulting in a black screen that cannot be turned on. If this is the case that we can't turn on, please connect the phone to the power first, if you see a charging sign on the screen at this time, and the battery is very low, it means that the battery is dead.

Some friends think that when they are connected to the power supply, they can turn on normally after charging again. In fact, if you use up all the battery power, the charge needs to be charged to 5% before it can be turned on normally. So in this case, please let the phone charge for a while before turning it on.

If you are sure that the current battery of your phone is sufficient, but it cannot be turned on normally, there may be a problem with the software system of your phone. It is recommended to bring your mobile phone to a regular Apple customer service center for inspection and repair.

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.

1. The boot line is abnormal: use an external power supply to supply power to the mobile phone, use the electric meter to detect whether the indication has changed, if there is no change, it is likely that the boot line is broken or the boot button is not in good contact.

2. The power supply circuit of the battery is abnormal: use the external interface to supply power to the mobile phone, see if it returns to normal when it is turned on, if it is normal, it is determined that the power supply circuit of the mobile phone is abnormal.

3. The IC of the mobile phone power supply is abnormal: test the test point of the peripheral circuit of the power supply IC according to the circuit schematic diagram to see whether the test value is normal.

4. The system clock and reset of the mobile phone are abnormal: you can use the dual total oscilloscope to detect the CPU power supply of the mobile phone to check whether the waveform in the reset is correct.

5. Problems with logic circuits: that is, faults in the circuit version of mobile phones, which can generally be solved by repair welding.

6. Software conflict: The installed software does not match the system of the mobile phone, which may also cause the mobile phone to fail to boot, you can connect the mobile phone to the computer to delete the program.

If the battery of your Apple phone is too low, there may be a situation where the screen will go black after flashing after turning it on. It is recommended that you charge your phone for a few hours before trying to turn it on. 2.

Hardware failure. If your Apple phone has hardware failures, such as screen damage, battery failure, etc., there may also be a problem that the screen will go black when it is turned on. It is recommended that you return your phone to an official Apple or authorized repair center for service.

3.Software issues. If your Apple phone has software problems such as system crash and failed firmware upgrade, it may also cause a black screen when it flashes when it is turned on.

It is recommended that you try to connect your computer and use iTunes for recovery or upgrade operations. 4.Operational errors.

Sometimes, we may accidentally press a button or turn on a certain function, causing the phone to behave abnormally. It is recommended that you press and hold the Power button and Home button (if it is iPhone 6S and earlier) or the Power button and Volume Down button (if it is iPhone 7 and above) to try to enter the recovery mode, and then restore or upgrade the operation. If you still can't solve the problem after trying the above methods, it is recommended that you contact Apple official or relevant technical support for more detailed help.

There may be an error in the phone system. General solution: 1. Press and hold the power button and the home button for 10 seconds at the same time to see if there is any response (release the button immediately if you enter the boot interface).

2. Connect the charging head data cable, press and hold the power on and off button and the home button at the same time for 10 seconds to see if there is any response (release the button immediately if you enter the boot interface). 3. If there is a charging map icon displaying, try to charge it for half an hour. If the above three methods do not work, you can only send it to after-sales service.

Apple Experience Store (SEG Store).

end method.

Connect your iPhone6 with the computer with a data cable, press and hold the Home button and the Power button at the same time for 10 seconds, then release the Power button and continue to press and hold Home for 5 seconds.

If it shows that it is connected to iTunes, it is a failure and you have to start again.

If the screen does not light up after these 2 steps, it will enter DFU mode, and then you can use iTunes or other flashing software to restore or re-flash the computer.

You can also call Apple Technology** "400-627-2273" and ask what to do if the iPhone can't turn on? Follow the staff's instructions to fix your phone.

If the phone is out of battery and can't be turned on, we can connect the charger and wait for about 30 minutes to charge before turning it on.

If you have tried all the above methods and still can't turn on, it is recommended to send it to Apple after-sales for repair.

Jailbreak glitches. 1. Many users have reported that after the jailbreak of the mobile phone, the mobile phone begins to turn on.

If it is a situation in which the phone starts to turn on after jailbreaking, or after upgrading the system, we find that the phone starts to turn on, then we just need to connect to iTunes and fix it.

Or you can use other mobile assistant software to fix it.

Hardware failure. For example, is there a problem with the switch button of our mobile phone, or is there a hardware problem in the mobile phone.

How to deal with the iPhone not booting normally:

1. Check whether the iPhone has physical damage, such as: bending deformation or water ingress and other accidents;

2. Use the original data cable and charger to charge the iPhone, check whether the iPhone is responsive, and the battery may not turn on if the battery is insufficient;

3. Force restart your iPhone;

4. If there is still no response or cannot be turned on normally after the above operations, it is recommended to go to the local Apple official or authorized after-sales service.

If there is a problem with the system, send it for repair.

Take it to fix it, I feel like the cable inside is not connected.

If the cable and screen are faulty, the cable and screen should be replaced in time.

Press and hold the power button and the home button at the same time, only until the white apple logo appears on the iphone6, then put the phone, and the machine will automatically restart.

Open your iPhone6's Settings and slide the screen below to see. (Cydia needs to be jailbroken by the phone) enter Cydia and delete the faulty plug-in to solve the problem.

Connect your phone to the computer, press and hold the power on button and the home button at the same time, and when it lasts until the 10th second, release the switch button immediately and continue to hold the home button. At this time, iTunes will remind you whether to enter recovery mode, hold down the shift key, and click "Restore", so that the phone has completed the recovery.

1.The reason for the battery, may be caused by insufficient power, or the battery may be deformed, loose, etc., it is recommended to charge the mobile phone for more than half an hour before trying, if it still does not work, choose to replace the battery. 2.

Mobile phone software reasons, such as brushing unofficial systems or rooted, can be brushed official ROM to try. 3.If the software itself is unstable or does not match the mobile phone system, uninstalling the software can solve this problem.

4.The hardware of the mobile phone, such as water and moisture, crash, etc., has damaged the hardware and needs to be sent to a professional for repair.

Hope it helps.