In order for the Dr.Web app to work properly on Sony devices, disable battery optimization for Dr.Web.
To optimize battery consumption, operating system can stop the Dr.Web app. This interrupts constant anti-virus protection and work of advanced components: , , , , and
To disable battery optimization
1.On the device home screen, tap .
2.Select > .
3.Tap and select .
4.Tap . A list of optimized apps will appear.
5.Select Dr.Web. The app will appear in the tab.