Vivo Android 9.x Guide

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) i Manager  => App Manager => Permission management => Apps => « Wi-Fi » => Single permission settings => Turn ON All

2) i Manager  => Data Monitor => Network management => « Wi-Fi » => Data network & WLAN => Turn ON

3) i Manager  => Security detection => Settings icon => Regular reminder for detection => Turn OFF

4) Settings  => Mobile network => « Wi-Fi » => Turn ON

5) Setting  => Mobile network => Data-saving mode => Whitelist apps => Wi-Fi => Turn ON

6) Settings  => Battery => High background power consumption => Wi-Fi => Turn ON

7) Setting  => Status bar and notification => Manage notification => Whatsapp/Messenger/Other social apps => Allow notification => Turn ON

Example for WhatsApp