These Settings must be properly configured to keep MobiSafer working.
1) i Manager => Permission management => Apps => « Mobile Data » => Single permission settings => Turn ON All
2) i Manager => Data Monitor => Network management => « Mobile Data » => Data network & WLAN => Turn ON
3) i Manager => Virus scan => Settings icon => Regular scan reminder => Turn OFF
4) Settings => Mobile network => « Mobile Data » => Turn ON
5) Setting => Mobile network => Data-saving mode => Whitelist apps => Mobile Data => Turn ON
6) Settings => Battery => High background power consumption => Mobile Data => Turn ON