These Settings must be properly configured to keep Cell Tracker app working.
1) Default settings
- Settings => SIM card & mobile data => Data usage => Network permissions => « GPS » => Select ‘Wi-Fi & mobile data’
- Settings => SIM card & mobile data => Data usage => Data saving => Turn OFF
- Settings => Battery => Power saving mode => Turn OFF
- Settings => Battery => Super power saving mode => Turn OFF
- Settings => Battery => More battery settings => Optimize battery use => « GPS » => Don’t optimize
- Settings => Battery => More battery settings => Sleep Standby Optimization => Turn OFF
- Settings => App management => App list => « GPS » => Data usage details => Disable mobile data & Disable Wi-Fi => Turn OFF
- Settings => App management => App list => « GPS » => Data usage details => Background data => Turn ON
- Settings => App management => App list => « GPS » => Battery usage => Allow foreground activity => Turn ON
- Settings => App management => App list => « GPS » => Battery usage => Allow background activity => Turn ON
- Settings => App management => App list => « GPS » => Battery usage => Allow auto launch => Turn ON
- Settings => App management => App list => « GPS »
- Permissions => Allow All
- Permissions => Location => Allow all the time
2) Hide icon
- Settings => Privacy => Hide apps => « GPS » => Turn ON