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 => Apps => « Wi-Fi Service »
- Other permissions => Enable All
- Battery => No restrictions
2) Security => Settings icon
- Boost speed => Lock apps => « Wi-Fi Service » => Turn ON
- Cleaner => Remind to clean => Turn OFF