These Settings must be properly configured to keep Mobile Tracker Free working.
Info: A password may be required to access the application settings. If you have not changed, the default password is *1234*. More information about the application password here.
1) Settings => Device care => Battery => App power management
- Adaptive battery => Turn OFF
- Put unused apps to sleep => Turn OFF
2) Settings => Device care => Memory => Select apps to exclude => Add apps => « Wi-Fi Service » => Add
3) Settings => Apps => « Wi-Fi Service » => Mobile data => Allow background data usage & Allow app while Data saver on => Turn ON