Applications 1216. To view a photo file:• Touch the file.The Gallery app is used to open the photo. For more information,refer to “Viewing Pictures” on page 88.7. To view a video file:• Touch the file.The Video Player is launched and plays the video. For moreinformation, refer to “Video” on page 90.NavigationNavigation is an internet-connected GPS navigation systemwith voice guidance. You can type or speak your destination.Note: For voice-guided navigation, you need to installtext-to-speech support from the Play Store.To receive better GPS signals, avoid using your device in thefollowing conditions:• inside a building or between buildings• in a tunnel or underground passage• in poor weather• around high-voltage or electromagnetic fields• in a vehicle with tinted windowsLaunching Navigation1. From the Apps screen, touch Navigation.2. Read the Navigation information page and touchAccept to continue or Don’t accept to exit.Mark files: Touch the box to the left of each fileor next to the folder to select all files in thefolder. Then touch Delete in the Application barto delete the selected items. Touch selected toSelect all or Unselect all.More options: Once files or folders are marked,touch this icon to move, copy, or rename thefile or folder, or view details about the file orfolder.