Typically your Sling TV App will automatically update on your XBOX One device.  If an update does not automatically occur follow the steps below to check for any available updates.
 

  • Launch your Games and Apps menu.
  • Scroll through apps and games until you reach your Sling TV App.
  • Press the menu button while hovering over the Sling TV App.
  • Click on See in XBOX Store.
  • The Sling TV App information page will launch, look for the update icon on the left side of your screen, situated above launch.
  • If the update icon is available, click update to allow the installation to begin.