What s going on with the black screen after the phone is factory reset

After the phone is restored to factory settings, it will stay on the boot screen for a long time when it is turned on for the first time, which is when the system is doing the final processing and optimization. The length of time depends on the performance of the mobile phone, some are shorter, and some are as long as three or five minutes or even more than ten minutes. At this time, don't fiddle with it, especially don't force it to shut down, otherwise it is easy to have problems.

Therefore, after the phone is restored to the factory, if it takes a long time to turn on the phone for the first time, simply leave it alone and talk about it after half an hour. If there is still no response, you can try to restart, and if the restart fails, you can go to the after-sales service to solve it.

Depending on your doubts, here are some things you can try:

1.Turn your phone on and off again.

2.Replace the battery to see if there is improvement.

3.To turn off the brightness auto-adjustment function, you can remove the brightness auto-check by pulling down the top curtain menu.

4.Eliminate splash screens caused by conflicts with third-party applications. Back up your phone's data (**thin, SMS, multi**data, etc.), and try to restore your phone to factory settings (Settings-Reset-Factory Reset).

It may be that the phone is out of battery, and it takes a lot of power to restore the factory settings, you can plug in the charger and then turn it on to try it, if it doesn't work, go fix it.

It may be out of power, or it may be that the brush is broken, so it is recommended to take it to the mobile phone store.

It is recommended to find a professional mobile phone repair.

It could be that there is a problem with the system, or that the phone is out of battery.

If the phone freezes, blacks out, or cannot enter the system after factory reset, it is recommended to:

1. Restart the machine: press the power button + down volume button at the same time for 7-15 seconds to restart; In the early days, the machine pressed and held the power button for more than 7-10 seconds to restart the device.

2. If you still can't use the machine, it may be that there is a problem with the equipment system or hardware, in order to further confirm, it is recommended that you bring the purchase invoice and the three guarantees certificate to send the machine to the local after-sales service center for testing.

Hello, I am very happy to answer your questions, and this problem appears on the black screen after restoring the phone, it may be that the built-in system has a stupid question, or the phone is out of battery. If the phone crashes, blacks out, and cannot enter the system after resetting the factory settings, it is recommended to: 1. Restart the machine

Press the power button + down volume button at the same time for 7-15 seconds to restart; In the early days, the machine pressed and held the power button for more than 7-10 seconds to restart the device. 2. If you still can't use the machine, there may be a problem with the equipment system or hardware, in order to further confirm, it is recommended that you bring your mobile phone to the local after-sales service center for testing, most likely the built-in system or motherboard is damaged, and needs to be overhauled and replaced

Summary. Hello, 1, enter recovery mode (recovery mode), press and hold the power key and volume + - key in the shutdown state, depending on the machine, select wipe cache2, and then turn off the computer to see if you can enter the system. If you can't enter the system, please double wipe (please search for details).

If after the above steps are executed, the screen is black after booting, that is, nothing is displayed, but the screen is on, please connect the computer with a data cable, the computer will automatically recognize and install the mobile phone driver, and then use the computer to install a desktop software for the mobile phone.

Hello, 1, enter the recovery mode (Huidan Zhengfu mode), press and hold the power button and the volume + - button in the state of power off, depending on the machine, select wipe cache2, and then turn off the computer to see if you can enter the system. If you can't enter the system, please double wipe (please search for details). If the above steps are executed, the screen will be black after booting, that is, nothing will be displayed, but the screen is on, please connect the computer with a data cable, the computer will automatically recognize and install the mobile phone driver, and then use the computer to install a desktop software for the mobile phone.

3. Or enter the corresponding mode of recovery mode, and the method of entering is opposite to that of recovery mode. Hu or mu 4, choose to restore factory settings. Generally, manufacturers will leave a [restore factory settings] function, if the year is executed, the black screen after booting, is not displayed, but the screen is on, please use the data cable to connect to the computer, the computer will automatically identify and install the mobile phone driver, and then use the computer to install a desktop software for the mobile phone.

5. If the above does not work, flash the machine.

The black screen and freeze of your phone may be caused by a system failure or a software conflict. 2. Second, it may also be caused by low battery power.

If the battery is low, plug this into the charger, regardless of whether it says it is charging at a surge. When charging for a long time, it should be able to turn onIf it is not a problem with the old battery, it can be determined that it is a system problem.

You can enter recovery mode after pressing and holding the volume key of the power button in the power-off state, select the erase date and factory reset to erase the data and restore to factory settings.

Summary. Hello, it is a pleasure to serve you 1. Check if there is any hardware failure caused by failure. If you're sure there are no failures, you can try the following.

2. Try to perform a hard reboot. First, disconnect your phone and wait 5 to 10 seconds before reconnecting it. 3. Make sure that the current system version fully supports the phone hardware.

4. If you encounter a black screen when you boot up, please check if there is an unauthorized program running. 5. You can try to reinstall the system or restore the factory settings and re-flash the phone to solve the black screen problem. 6. Finally, if the black screen problem of the phone still exists, then it is time to go to the mobile phone after-sales repair center for repair.

Hello, it is a pleasure to serve you 1. Check if there is any hardware failure caused by failure. If you are sure that there is no fault, you can try the following operations. 2. Try to perform a hard reboot.

First, disconnect your phone and wait 5 to 10 seconds before reconnecting it. 3. Make sure that the current system version fully supports the phone hardware. 4. If you encounter a black screen when you boot up, please check whether there is a program running without granting permissions.

5. You can try to reinstall the system or restore the factory settings, and resend the new flashing machine to solve the black screen problem. 6. Finally, if the black screen problem of the phone still exists, then it is time to go to the mobile phone after-sales repair center for repair.

You can follow the steps above to debug it, <>

If your phone doesn't boot properly after a factory reset, it may be due to the following reasons:

1.System damage: During factory reset, there may be loss or damage of system files, resulting in the phone not booting normally.

2.Software conflicts: Some installed software may conflict with the operating system, causing the phone to crash or prevent Wu from entering the system.

In this case, you can try the following workarounds:

1.Force restart your phone: Turn it back on by pressing and holding the power button and volume down button until the screen turns off, or try pressing the reset button on the back of your phone to force restart.

2.Enter recovery mode: Press and hold the power key and the volume up key to enter your phone's recovery mode. In recovery mode, you can try clearing your cache, clearing your data, and more to help fix the problem.

3.Flash: If the above methods can't solve the problem, you can try to reinstall the phone system through the flashing tool.

It should be noted that flashing has certain risks, so it is recommended to back up your phone data and operate with caution before proceeding. If the above methods still do not solve the problem, please consult a professional or contact the customer service of the mobile phone manufacturer for help.