The Xiaomi Mi 3 has a black screen, and the boot screen is only slightly bright, and there is no res

1. It may be that the phone has crashed, so when you press the power button to turn it on, the screen is slightly bright but there is no response; At this time, you can press and hold the power button and the volume + button to force restart the phone.

2. It may also be that the phone's power is insufficient and the phone has no response to the black screen, you can charge the phone for a period of time to ensure that the power is sufficient before turning it on.

3. Or if it is a system problem that causes the black screen to turn on and does not respond, when the phone is turned off, press and hold the power button and the volume + button to enter the recovery mode of the phone, and then clear all data, restart the phone after clearing, and the phone will be restored to the factory setting state.

4. If the black screen is still unresponsive, it may be that the system has crashed, you can connect your phone to the computer, and then use the flashing tool miflash software to flash the complete system package for your phone to solve it.

5. If none of the above methods can solve the problem, it is recommended to contact Xiaomi's after-sales service to test and repair the mobile phone, and it can be solved.

Hello. It is recommended that you back up your important data first, and then perform a full package of line swiping (it is recommended that you swipe to the latest development version).

Hello dear, glad to answer for you; Answer: The Xiaomi TV indicator light is on but the screen is black, and the reasons and solutions are as follows; 1,Mi TV has not been turned on yet,When Mi TV is on a black screen, first confirm whether it has been turned on。 If the power indicator of the TV is on, perhaps because you have mistakenly pressed the standby button of the remote control to let the TV enter the standby state, so the black screen will be displayed again, at this time, the user only needs to press the standby button of the remote control again, and the TV can be woken up and the normal screen display can be restored.

2、If the Xiaomi TV has been turned on but is still on a black screen,It may be in standby mode,You only need to use the power button of the remote control to wake up。 Analysis of other reasons: 1. It may also be a power supply problem.

If the power indicator of the TV is off, it may be that the power connection problem of the TV is purely a black screen caused by a sudden power failure, and you can check the problem one by one to find out the problem and deal with it accordingly. 2. If the TV is still black after checking by the method of upgrading, it may be caused by hardware failure. For example, power module failure, short circuit or open circuit of switching circuit, high-voltage board failure, LCD screen or screen cable failure, motherboard chip failure, etc., you need to contact the after-sales service of the TV to overhaul the TV to solve it.

If you have tried all the above methods and still can't do it, then you must ask a professional maintenance master to come to repair. 3、When the Mi TV is dormant for a long time, it may crash,It will not wake up when it is used again。 At this point, you can power off the TV and restart it.

If the screen is still black at this time and cannot be used normally,Determine the version of the system first,If it is the latest version,Press and hold the power button of the remote control to turn off the TV,Wait for the light to go out and then restart the Xiaomi TV。

Summary. Hello dear, happy to answer your questions <>

The screen of the Xiaomi mobile phone lights up and goes black after the screen is turned on, probably because of these: 1. The phone crashes and causes the black screen, it is recommended to press and hold the power button and the volume + button to force restart the phone. 2. If the phone's battery is insufficient and the phone screen is black, it is recommended to charge the phone for a period of time to ensure that the power is sufficient before turning it on.

3. The upgraded system problem causes a black screen, it is recommended to press and hold the power button and the volume + button to enter the recovery mode of the phone when the phone is turned off, and then clear all the data, restart the phone after clearing, the phone will be restored to the factory setting state, and the Xiaomi phone will light up and black the screen after the screen is turned on.

Hello dear, happy to answer your questions <>

After the screen of the Xiaomi mobile phone is turned on, it lights up and the screen goes black, probably because of these: 1. The phone crashes and causes a black screen, it is recommended to press and hold the power button and the volume + button to force restart the phone. 2. If the phone's battery is insufficient and the phone screen is black, it is recommended to charge the phone for a period of time to ensure that the power is sufficient before turning it on.

3. After the upgraded system problem leads to a black screen, it is recommended to press and hold the power button and the volume + key to enter the recovery mode of the mobile phone when the mobile phone is turned off, and then clear the chain to remove all data, restart the mobile phone after clearing, and the mobile phone will be restored to the factory setting of the hail Zheng state, 4. If the mobile phone is still black, then Sun Bi Neng is the system file is lost or damaged, it is recommended to connect the mobile phone to the computer, and then use the miflash software to flash the mobile phone to solve the problem.

If none of the above methods can be solved, it may be that the hardware failure of the mobile phone has been corrected, and it is recommended that the after-sales service of the Zheng system Xiaomi should be tested and repaired to solve the problem. <>

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Keep pressing the volume down and power button on it.

If it is just bought short, it is recommended to send it back for maintenance, and if it does not work, return it within 15 days.

Let's try it in flash mode!Long press the power button and add the sound button to try.