To turn on automatic updates in versions of the Play Store earlier than 5.0, touch the Play Store icon on your Home screen.In the Play Store, touch the menu button in the upper-left corner of the screen.Touch “Settings” on the menu.The “Auto-update apps” option is in the “General” section of the “Settings” screen. If it says “Auto-update apps at any time. Data charges may apply,” then your apps will be automatically updated.
