Android OS optimizes battery life by suspending background processes. In order to be able work on background regime
the App should be excluded from optimization.
SAMSUNG (Android >= 7)
- Settings → «Device maintenance» → Battery
- In the Unmonitored apps Section (bottom) Click on «Unmonitored apps»
- Click on «Add apps»
- Select Application and DONE
SAMSUNG (Android <= 6)
- «Settings» → «Battery»
- In the App Power Saving Mode Click on «DETAIL» button
- Select Application and choose «Turned off»
OPPO
- Open «Settings» → «Security Settings»
- Click on «Data Saving»
- Click on «Add apps that run in background» and select Application
- Go to «Security Center».
- Click «Privacy Permissions»
- Then «Start up Manager»
- And allow the App to start in background.
VIVO
-
Open autostart application and enable Application
-
Open Manager application and enable Application
HUAWEI/HONOR
-
«Phone Manager» => «Power saving» => «Protected apps»
-
Make sure that the Application is protected
REDMI
- Open Application => Go to Permission => AutoStart => Enable Application
-
Go to Settings => Additional Settings => Privacy => Device Administrator => Disable 'Scan third-party
apps' and 'Verify apps'.