HUAWEI C8812 fails to flash the phone, the black screen cannot be turned on, the charging does not t

Your phone is scrapped! There's no way around it!

It's best to get an after-sales solution.

1. In this case, the phone may enter the sleep state, please use a data cable to connect the computer and the phone for 30 minutes to activate.

2. It is recommended not to automatically shut down the battery after it is exhausted, excessive discharge may cause the battery to sleep.

3. If you still can't turn on the phone, try to enter recovery mode (turn off and press and hold the volume up + volume button down + power button), use the volume button to select restart the phone, the power button is confirmed, restart the phone to try.

4. If you still can't turn on the machine, replace the battery, and try whether the battery is faulty.

5. If it still can't be solved, it may be sent to the after-sales service.

It may be that the motherboard is damp or water, it is recommended to send it to the after-sales service, if you get it to disassemble it yourself, find a way to remove the moisture for it.

1: If the phone can be restarted after unplugging the battery or can be restarted through the hardware reset button, it is recommended to perform a factory reset operation in the settings menu first; If the phone won't turn on, you can enter the recovery mode and select Wipe Data Factory Reset to restore factory settings. For the method to enter Recovery mode, please refer to "Huawei C8816 How to Enter Recovery Mode?"

2: For smartphones with physical buttons, you can enter safe mode, press and hold the "menu key + power on and off button" to turn on the computer, until the word "safe mode" appears in the lower left corner of the screen, and then enter the management application, uninstall the third-party software that may cause failure, and then restart it;

3: If there are still problems with the mobile phone, it is recommended to upgrade the software version of the mobile phone (brush the official firmware package), usually such problems can be solved after the upgrade, and the version upgrade method is detailed in "How to upgrade the software version?" Please read the upgrade guide carefully before upgrading.

1.Prepare an SD card with more than 400M remaining capacity2The phone battery needs to be at least 40% left.

3.The official upgrade can only be upgraded from the lower version to the higher version, otherwise it will cause the upgrade to fail or the phone will not turn on.

It is suitable for brick rescue when the mobile phone cannot be turned on.

2.Plug in the SD card, turn off the phone completely, and then press and hold the volume button down + volume up button + power button at the same time, wait for about 10 seconds, the phone will display the reading bar (flashing process, ensure uninterrupted power, don't worry about the rest), and the reading bar will automatically turn off after completion.

Brick Saving Tutorial Brick Saving Tool; Try the following tool methods:

1. Use Huawei HiSuite

2. Use the line brush treasure to save the bricks.

Mobile phone, root, brush, brick rescue, recommended tools" line brush treasure line brush line brush treasure is a professional mobile phone brush tool, without any complex operation, connect the mobile phone to achieve flashing! Problems such as mobile phone system upgrades, downgrades, system failures, mobile phone black screens, and system streamlining can be solved. At present, it supports domestic models such as OPPO, vivo, Xiaomi, Huawei, Lenovo, Samsung, Coolpad, and LETV!