To allow the application to continue updating location data even when it is minimized or the screen is locked, you need to allow it to run in the background.
Open: Settings → Apps → All apps → GeoStatus → Mobile data → Permission → Location, Storage, and Phone → Move the toggles to the right.
Open: Settings → Apps → All apps → GeoStatus → Mobile data → Allow background data and Use app while Data saver is on → Move the toggles to the right.