182Location servicesLocation services control your device's use of Wi-Fi, mobilenetwork, and GPS location signals. Some apps may requireone or more location services be turned On for full appfunctionality.GPS signals may be affected by your surroundings, including:• Buildings• Tunnels or underground structures• Weather conditions• High-voltage or electromagnetic fields• Tinted windows1. From the Settings screen, under Personal, touchLocations services. The Location services screenappears.2. Touch the following options to enable/disable them.(When an option is enabled, a check mark appears inits check box.):• Google location service: Uses data from mobile networks andWi-Fi to help determine your location.• GPS satellites: Uses GPS to pinpoint your location.Note: Google location service must be enabled to use someapplications.GPS satellites must be enabled to use some applications.You can also enable or disable GPS from the Notificationspanel. For more information, refer to “Notification Panel”on page 30.Important! By selecting GPS satellites, you are allowing accessto all location information by any third partythrough web access or any software or peripheralcomponents you choose to install, download, add,or attach to the device or any other means.• Location and Google search: Lets Google use your locationdata for improved search results and other services.Important! By selecting Location and Google search, you areallowing Google’s location service to collectanonymous location data. Some data may bestored on your device. Collection may occur evenwhen n o apps are running.