WHY CAN'T I PLAY MY VIDEO IN ANDROID STUDIO? : DO I HAVE TO CHANGE THE FILE TYPE? BECAUSE WHEN I WATCH YOUTUBE VIDS I NOTICED THAT ALL THE ICONS HAVE A QUESTION MARK, WHILE MINE HAS LIKE A TEXT FILE.[][1]
[enter image description here][2]


  [1]: https://i.stack.imgur.com/JjwAB.png
  [2]: https://i.stack.imgur.com/e1L7o.png