How to Fix MP4 File Not Playing In Windows Media Player [2022]

Feeling difficulty when trying to play MP4 videos in WMP (Windows Media Player)? Struggling hard to fix the MP4 file not playing in Windows Media Player? Well, if you are in such kind of situation then we can help you to get rid of this issue by trying some quick fixes mentioned here.

In order to resolve this problem, you need to update your WMP, install the essential codecs on a PC, convert the MP4 file to another format and try to play MP4 video in another media player.

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Circumstances That Can Cause “Can’t Play MP4 In Windows Media Player”

There are three major factors that can lead to the MP4 video file won’t play issue. Take a look at them:

Case 1– When Your Windows Media Player Is Outdated

If you are using the older version of the WMP, then you can’t play MP4 in Windows Media Player. Because the older version of the WMP does not support the MP4 video format.

What To Do If WMP Is Outdated?

In such a situation, you need to update your Windows Media Player.

Case 2– When Your MP4 Video Is Corrupted

Video corruption is the foremost reason that can make your video file unplayable.

Well, the .mp4 video corruption generally occurs when your PC crashes, loses power, virus attack, or has interruptions while transferring the MP4 file to another device.

What To Do If A MP4 File Is Corrupted?

In order to fix corrupted MP4 file, you can convert the MP4 file into another video format or you can try an advanced Video Repair tool.

Case 3– When Your Windows Media Player Is Corrupted Itself

Most of the time, it happens that due to any unforeseen reasons your WMP program can corrupt and make your .mp4 video unplayable.

What To Do If WMP Program Is Damaged/Corrupted?

So, if your WMP got corrupted and MP4 file is not playing on it, then you need to simply reinstall the WMP. After doing so, play your MP4 video clip on it and enjoy your movie.

How To Fix MP4 File Not Playing In Windows Media Player?

Check out the below possible ways to deal with Windows Media Player cannot play MP4 issue successfully.

Fix #1: Make Sure That Windows Media Player Is Updated

Sometimes, the outdated version of Windows Media Player won’t play MP4, in such a situation you need to update the WMP version to make your video playable.

In order to update WMP, try the below easy steps:

  • Just open the Windows Media Player
  • Then, press the “Alt+H” keys to open the Help menu
  • After that, choose “Check For the Updates” option.

Check For the Updates

Even after updating the WMP, if the issue still persists, try the next solution.

Fix #2: Install The Required Codecs

If your MP4 file not playing in Windows Media Player then it probably happens due to the unsupported codecs. So, in that case, you need to install compatible codecs on a PC to make your video file playable.

In order to install needed codecs, just try the below easy steps:

Step 1: On your Windows PC, go to the “Start” menu >> choose “Control Panel” option.



Step 2: Next, make double-click on “Add/Remove Programs” option to proceed. (But, if you’re using Windows 7 or Vista, you need to choose “Programs & Features” button.)

Step 3: Here, you have to click on the link of “Windows Components” in order to open a list of all the Windows applications.

Step 4: Then, tap on “Sounds & Multimedia” >> click the “Details“.

Step 5: Once a Windows opened, check a “Windows Media Player” box >> click the “Next” button.

Doing so will help you to install needed codecs on your PC.

Fix #3: Run A Windows Troubleshooter

Another technique that you can try to fix MP4 file does not play in Windows Media Player s to run the troubleshooter.

Running the Windows troubleshooter helps to check configuration & network settings which might be stopping WMP (Windows Media Play) from playing the MP4 movies on a PC.

Run Windows Troubleshooter Through Control Panel

Follow the below steps to run a troubleshooter on your Windows PC via settings and make your MP4 video playable again:

      • At first, press the Windows + I key simultaneously to open the Settings.
      • In the second step, go to the Update & Security >> click on the Troubleshoot option from a left column.

Update & Security

      • Now, scroll down till you see your MP4 Video Playback & click on it >> select an option “Run the troubleshooter”.

Run the troubleshooter

Run Windows Troubleshooter Through Control Panel

Here is the step-by-step guide to run a troubleshooter on your Windows system via the control panel:

      • On a Windows Search box, you need to search the control panel >> tap on it.
      • Then, click on the Troubleshooting from a Control Panel.


      • After this, tap on View all options from a right list.

View all

      • Choose the Windows Media Player Settings option from a troubleshooter’s list.

Windows Media Player Settings

      • Lastly, follow onscreen wizards in order to solve Windows Media Player won’t play MP4.

Fix #4: Enable Or Disable The WMV DirectX Video Acceleration

Well, non-playable MP4 videos on the Windows Media Player can also take place when a DirectX Video Acceleration feature is turned on for the WMV files in WMP settings.

In such a case, you need to turn off this by following the below instructions:

Step 1: First of all, on your system, you need to launch WMP (Windows Media Player).

Step 2: Then, go to the Organize > Options.

Disable The WMV DirectX Video Acceleration

Step 3: Next, switch to a Performance section

Step 4: Here, you need to ensure to uncheck “Turn on DirectX Video Acceleration for WMV files” box.

Step 5: Tap on Apply >> OK to save all the changes you have made.

Disable The WMV DirectX Video Acceleration

Now, restart WMP & check if can’t play MP4 on Windows 7/8/10 is successfully solved.

Fix #5: What To Do If Windows Media Player Itself Corrupted

In order to fix WMP, you need to reinstall the program again on your PC by trying the below steps:

  • On a Windows 10 PC, go to the Start >> type features
  • Then, choose “Turn Windows features on or off”.

Turn Windows features on or off

  • At this time, expand the Media Features & see if the WMP (Windows Media Player) checkbox is selected or not. If it’s selected, then clear a check box.
  • After that, tap on OK & restart your computer. This will eliminate your recent version of the WMP.


  • After restarting your device, repeat the step #1.
  • Again, expand the Media Features >> choose Windows Media Player checkbox.
  • Now, tap on OK & then reboot your PC.

Windows Media Player

After completing these steps, the recent version of the Windows Media Player will be installed in your system.

Fix #6: Use System Restore To Fix Mp4 File Not Playing In Windows Media Player

This problem is mainly occurring in Windows 10 while trying to play MP4 videos using WMP. It might happen that Windows Media Player refuses to work correctly after a latest Windows Update.

In such a situation, you have to check if the recent update is causing this problem and fix it by using a System Restore.

Here is how you can do so:

  • Firstly, you need to tap on Windows button on your keyboard >> in a search box, type the ‘system restore’.
  • Choose “Create the restore point” in order to launch the System Properties

Windows Media Player Play MP4 Files

  • Tap on System Restore.

System Properties

  • At this time, choose a restore point as unplayable .mp4 files have triggered on WMP.
  • Finally, tap on Next option to start a system restore procedure.

Once your PC is returned to its previous state, now check it WMP plays the MP4 file correctly.

Fix #7: Play Your MP4 Video On Another Player

If your MP4 file not playing in Windows Media Player, then try to play it on another media player.

Some of the best WMP alternatives that you can try to play your .mp4 movies are VLC Media Player, Real Player, MX Player, KM Player, etc.

If your MP4 video plays smoothly on another media player, it means there is an issue in a WMP.

Fix #8: Convert The MP4 File to Another Video Formats

Even after trying the above fixes, if the “Windows Media Player won’t play MP4” issue still persist, then convert your video format.

For this, you have to use a reliable online file converter program & try to change the MP4 to another format like M4V, WMV, MPEG, etc.

Yet, the VLC media player is the all-in-one program that can definitely help you to convert the .mp4 to another video format effectively.

To do so, try the below steps:

Step 1: Launch the VLC media player & open your MP4 file on it.

Step 2: Next, go to the “Media” option and then tap on Convert/Save.

Windows Media Player Play MP4 Files


Step 3: In the third step, add the input files which required to be transcoded.

add input files/folders

Step 4: There, you need to again press a Convert/Save.

Step 5: Under convert window, tap on Convert option.


Step 6: Now click on “Edit the Selected Profile” and confirm all the changes made.

Step 7: Moreover, choose to add a new profile/delete any of a current profile >> click on Start.

The process is finished…!

Try Best Alternative To Fix Mp4 File Not Playing In Windows Media Player

Most of the time, it happens that due to corrupted files users won’t be able to play their favorite video clips.

So, if the Windows Media Player won’t play MP4, then it might happen that your MP4 file got corrupted and you need to fix it.

In such a situation, you need to try any third-party software like Video Repair. This excellent program will deeply scan your device, analyzes the corrupted MP4 file, and can fix it effectively.

It is a versatile utility that has the ability to fix several sorts of video-related issues like MP4 error 0xc00d36e5, this file isn’t playable 0xc10100bf error, MP4 video error 0xc00d36c4, MP4 video no sound in WMP, etc.

Apart from MP4 file repair, it can repair other various formats as well like MOV, MP4, MTS, 3GP, M2TS, MKV, AVI, AVCHD, and FLV.

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How Can Video Corruption Be Avoided?

By following the below tips, video corruption can be easily prevented. So, just follow them and avoid further video corruption in MP4 or other video file formats.

  • Do not unnecessarily convert the MP4 video files as this can lead to video corruption.
  • Avoid disturbances while transferring MP4 videos from a PC computer to the storage media or vice-versa.
  • Install a good antivirus program and run it on a regular basis to scan your PC.

Frequently Asked Questions:

Why Won't My MP4 Play On Windows Media Player?

Due to one of the following reasons, a Windows Media Player won't play MP4 files:
• The .mp4 file is damaged or corrupted.
• A video format isn’t supported natively via WMP (Windows Media Player).
• Because of an outdated version of Windows Media Player.

What Codec Do I Need To Play MP4 Files?

In order to play MP4 video files, you need the MPEG-4 codec. Though, it’s a small piece of software which allows your PC to detect MP4 files & play them smoothly in any media player.

How Do I Get Windows Media Player To Play MP4 Files?

To open and play MP4 videos in WMP (Windows Media Player), you need to try the beneath steps:
1. On your Windows 10 computer, you have to go to the Start
2. Next, choose the File Explorer option from a taskbar.
3. After this, press & hold a MP4 video file that you need to play >> choose the Open with,
4. Choose your WMP from a list of the applications. Now, enjoy playing your MP4 videos.

What Video Formats Can Windows Media Player Play?

A Windows Media Player supports numerous popular video and audio formats like AVCHD, MPEG-4, 3GP, AAC, Xvid, WMV, AVI, MOV, DivX and WMA files.

Does Windows 10 Play MP4 Files?

Yes, definitely you can play your MP4 videos in Windows Media Player. However, to do so, you are required to use the freeware such as 5K Player & VLC Media Player.

Can Windows Media Player Play MP4 Files?

Well, the answer to this question is really difficult and completely depends on the situation. Actually, the thing is that the older version of the Windows Media Player doesn’t support the MP4 format. Nevertheless, the latest WMP version supports some of the MP4 videos, but not all the MP4 video files. So, if you have owned the latest version of Windows Media Player, then you can play your MP4 video recordings smoothly on it.

Time to Conclude

So, we hope that after trying the 9 fixes mentioned in this post, you can solve “MP4 file not playing in Windows Media Player easily.

Well, the specified solutions are very easy and effective that anyone can try them without any difficulty.

But if you want a safe way to fix the can’t play MP4 in Windows Media Player, then we would like to recommend you to try the Video Repair Tool.

Hopefully, this blog will be helpful for you. Good luck…!

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