AVI stands for Audio Video Interleave. It is a multimedia container file format developed by Microsoft that can store both audio and video data in a single file. AVI files are commonly used to store video files, and they can be played on a variety of devices, including computers, smartphones, and tablets.

To open an AVI file, you can use a variety of media players, including Windows Media Player, VLC Media Player, and QuickTime Player. If you do not have a media player installed on your computer, you can download one for free from the internet.

Here are the steps on how to open an AVI file in Windows Media Player:

  1. Double-click the AVI file.
  2. Windows Media Player will open and start playing the video.
  3. You can use the controls in Windows Media Player to pause, rewind, fast-forward, and adjust the volume of the video.

Here are the steps on how to open an AVI file in VLC Media Player:

  1. Open VLC Media Player.
  2. Click on the “Media” menu.
  3. Select “Open File.”
  4. Navigate to the AVI file that you want to open.
  5. Click on the “Open” button.
  6. VLC Media Player will open and start playing the video.

Here are the steps on how to open an AVI file in QuickTime Player:

  1. Open QuickTime Player.
  2. Click on the “File” menu.
  3. Select “Open File.”
  4. Navigate to the AVI file that you want to open.
  5. Click on the “Open” button.
  6. QuickTime Player will open and start playing the video.

If you are having trouble opening an AVI file, it is possible that the file is corrupted or that you do not have a compatible media player installed on your computer. If you are unable to open the file, you can try to repair the file or download a different media player.