How to Open an MP4 File on PC or Mac

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This wikiHow shows you how to open an MP4 file on macOS or a Windows PC.

Quick Steps to Open an MP4 File on PC & Mac

Both Windows and Mac computers come with built-in media players that can run MP4 files. Simply click on the MP4 file to open it with Windows Media Player (Windows) or QuickTime (Mac). However, if you want more robust software, you can download and install VLC Media Player to open MP4 files (and more) on both Mac and PC.

Method 1
Method 1 of 3:

Opening MP4 Files with Mac

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    Finder’s search bar should appear at the center of your screen.
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    You should see a blue icon with a “Q”.
    • If QuickTime Player does not come up you will need to download it from the App Store. This is usually not the case since QuickTime Player comes preinstalled on most Mac computers.
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    This should open the MP4 file with QuickTime Player if you have not changed your default media player.
    • To make QuickTime Player your default media player right-click your MP4 file. Click Get Info and select QuickTime Player under Open With . Click Change All and Continue to set it as your default player.
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    MP4 files are video files that typically come from mobile phones.
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Method 2
Method 2 of 3:

Opening MP4 Files with a Windows PC

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    The file should automatically open with Windows Media Player. This software comes pre-installed on most Windows computers.
    • If the file does not open with Windows Media Player, do the following:
    • Right-click the file
    • Select Open With
    • Select Windows Media Player from the drop-down menu.
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Method 3
Method 3 of 3:

Using VLC Media Player to Open MP4 Files

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    Download VLC Media Player .
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    Installation for Windows or macOS varies.
    • On Windows, download the zip file and right click on it. Select extract here and open the folder it creates. Click the launcher inside the folder to start the installation wizard. Follow the on-screen instructions to finish setting it up.
    • On macOS, download the dmg file and double-click it. After entering your password it will start installing. If you get a message about it being a third-party app press ok.
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    The icon is an orange traffic cone with white stripes.
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    It is located at the top of the window.
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    A window will pop up asking you to choose a file.
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    VLC Media Player supports all types of audio files. [1]
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    These types of files are typically videos.
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      References

      1. ↑ https://www.videolan.org/vlc/features.html

      About This Article

      Article Summary X

      1. Check to see if you have QuickTime player on your macOS.
      2. Double-click on your MP4 file.
      3. Press Play to view your file.

      Did this summary help you?
      Thanks to all authors for creating a page that has been read 80,488 times.

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