It is observed that for REDMI, OPPO, VIVO, LeEco or similar Custom Android devices few below additional configuration needs to be done before continuous tracking is possible.Otherwise device will kill the tracking service within 15 minutes after the service started, and no tracking will happen after that.
Note: In some phones some of the below steps might be available in different format(places). You can reach us for any assistance in this regard.
Common configuration steps for REDMI, OPPO, VIVO, LeEco.
1. Open the Security App/Security Center/iManager/Phone Manager as any one of the app available for these phones.
2. Go to Permission and Enable Permission Manager if it is already not enabled, and give all the permissions.
3. Allow all the permissions to the Field Task Manager including Get Location and WiFi on/off permission.
4. Include Field Task Manager for Autostart, Autorun or Auto Launch as it is applicable for the phone.
For REDMI phones:
Open Security App and complete the configuration of the MI phone as mentioned above in point 1,2,3, and 4.
After that Go to Settings > Additional Settings > Battery > Manage app battery usage
> Choose App > Field Task Manager > enable these 2 options, No Restriction & Allow application to use location service in background .
For OPPO phones:
Open Security Center App and complete the configuration of the OPPO phone as mentioned above in point 1,2,3, and 4.
After that Go to Setting ->Battery -> If you do not see the Field Task Manager listed, tap on Others-> Slide to left(Turn off) both given below.
. Freeze when in background.
. Automatically optimise when an anomaly is detected.
. Also Go to Setting ->Security Settings -> Data Saving -> Include Field Task Manager for data savings.
For VIVO phones:
Open iManager App and complete the configuration of the VIVO phone as mentioned above in point 1,2,3, and 4.
After that again Open iManager->Power Manager->Excessive background battery usage->and allow the apps to continue running when the background power consumption is high.
Or in latest phones: Open Settings->More Settings->Application->Autostart->Select Field Task Manager and make it on(enable).
And Open Settings->Battery->Rank->Excessive Battery Usage->Select Field Task Manager and make it on(enable).
For LeEco phones:
Open Phone Manager App and complete the configuration of the LeEco phone as mentioned above in point 1,2,3, and 4.
After that again Open Phone Manager -> Power saving management->App protection->Disable auto cleaning for Field Task Manager.
Settings->Battery->Smart Battery and Exclude Field Task Manager here.
To bring these above mentioned settings into effect,restart the phone and ensure all the previously given settings are still in place.
Note: In some phones to view and set the apps permissions, Permission Manager can be found under Settings -> Security.