Blackview E7 error in all Android apps

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Blackview E7 error in all Android apps

In the operation of the Android operating system, there is a lot of garbage file from installed applications, new services and processes that can conflict with each other, all this leads to errors, glitches and lockups of your smartphone. We have a guide for those who have to Blackview E7 error in all Android apps.

Blackview E7 error in all Android apps. Causes?

Blackview E7 error in all Android apps

The main reason – "garbage" at operating system. A pile of installed applications, unnecessary processes and services can create conflicts. 
Make a complete factory reset

How to reset to factory settings (Hard reset, Factory reset) on Android

Factory data reset  — return the device to factory default settings, erasing all data, settings, applications, and so on.

Reset via settings

  • Go to Menu -gt; -gt settings; Backup & reset. 
  • Done

Reset via Recovery Menu

  • Turn off Blackview E7
  • To access the Recovery menu – hold the Volume Down button and the power button on the device. (This method is suitable for any Android smartphone or tablet)
  • Select wipe data / factory reset
  • click yes
  • After the process is complete, select Reboot System Now
  • done

Reset through engineering codes

The quickest way, it is necessary to enter one of the codes of engineering:

    * 2767 * 3855 #
    * # * # 7780 # * # * 
    * # * # 7378423 # * # *

All engineering codes on Android, you can find here.

Questions about the article, you can specify through the form of comments.

Written material: Titova Oktiabrina.