How to deal with the black screen problem when Xiaomi Mi 4 suddenly fails to start?

What should I do if Xiaomi 4 suddenly has a black screen and cannot be turned on?

Cause/Solution

Memory problem

Generally, when a mobile phone has insufficient memory, it will not only slow down the running speed of the mobile phone, but also cause the program running on the mobile phone to get stuck and have a black screen.

Solution: Close unnecessary programs; clean up memory junk.

Software conflict issue

There are many mobile software and poor compatibility.

Solution: Uninstall the conflicting software and find alternative software. If you cannot determine the conflicting software, uninstall all software and reinstall the required software.

Phone poisoning

Solution: Install anti-virus software and regularly disinfect your phone.

System software failure

No system is perfect, and all systems have bugs.

Solution: Update the system in time.

Root causes

Solution: Flash the phone yourself or send it to after-sales service.

Poor contact

Poor contact with the motherboard inside the mobile phone can also cause the phone to have a black screen.

Solution: Maintain and clean the phone

Battery problem

Solution: Replace the original battery

Xiaomi 4 mobile phone cannot be turned on

Xiaomi 4 cannot be turned on. You can use the following methods to restart Xiaomi 4.

1. Press and hold the "Volume button up" and "Power button" to turn on the phone when it is turned off. The phone will boot into Recovery mode.

In this mode, the touch screen is temporarily unavailable. You need to use the volume keys up and down to move the options and the power key to confirm the operation.

2. In the language selection interface that opens, use the volume up and down keys to select "Simplified Chinese", and then press the power key to confirm.

3. Then select "Erase Data" in the opened "Main Menu" and press the "Power Key" to confirm.

4. After the data clearing is completed, the program will return to the "Main Menu" interface, then use the volume up and down to select "Restart Phone" and press the "Power Key" to confirm.

5. Then select "Restart into System One (Recent)" in the "Restart" interface that opens, and press the "Power Button". At this time, the phone will automatically restart.

6. After the restart is completed, the long-lost Xiaomi mobile phone desktop appears again

The above fault phenomenon is a serious problem on Mi 4. There are many Mi fans who have encountered this article. I hope that the problem of Mi 4 not being able to turn on can be solved through the above method.

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