There is a problem with the system. Let's restore the factory settings.

Double clear has been restored to factory settings. mobile phone How, wipe

Turn on the phone and enter the Recovery mode (generally, Android phones can enter the Recovery mode by pressing and holding the volume "-" plus the power key. Huawei emui needs to press and hold the volume up key, volume down key, and power on key at the same time, and release the power off key after the phone shakes (the volume up key and volume down key remain pressed)

）There are two lines after entering:

wipe data/factory reset

wipe cache

The partition volume is selected up and down, and the power key determines

You unplug the SD card and reinstall it? See if it's OK. If you can, don't ask me why. I don't know if I've just met this problem and solved it like this. Besides, if you can't, you'd better sell it

1. There is a problem with the file itself.

two mobile phone It is incompatible with the file, and cannot be processed.

3. You can go to Duowei's "Paradise of Joy" to search and download it. It is definitely recognizable there.

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