Conducted a hard reset on the phone, wifi works fine, mobile data is not enabled, the phone is working well but for some reason after screen lock the phone closes all apps, and even antivirus. After unlocking your phone you have to run every time anti-virus and other applications. Thanks for the hel...

App save battery not working, can't turn off highlights the failure of the application or opens menu. After upgrading to Android 7 phone is slow, slow. Wi-Fi knocks or what not to do. After 40% charge the phone is not possible to use it, it is not possible to close and open the application to call t...

Как отменить или исправить обновление андроид 7 на предыдущею версию андроид 6