How Do I Fix The Missing Codec 0xc00d5212 Error Windows 10 and other Versions?

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Annoyed by the “Missing Codec 0xc00d5215 error”? Do not fret; you are not alone. This regular issue stops your system from displaying certain video files due to missing codecs.
This guide talks about six proven solutions to help you fix this problem and let you enjoy your videos all over again.

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Did you try watching a video on your system but were greeted by one of the most dreaded “0xc00d5215 errors”? Worry not; thousands of users face the issue every single month. This error message indicates a missing codec, stopping your computer from displaying the video files. This guide will equip you with the necessary knowledge that help you fix the missing codec error 0xc00d5212 while playing video files.

Understanding the Problem

Codecs make it easy for your system to understand, interpret, and play different audio and video formats. When your computer identifies any file encoded with a codec it doesn’t recognize, it throws the 0xc00d5212 error. Your media player system does not understand or support the video file.

Fortunately, I have good news for you, irrespective of the reason behind the error. The solutions mentioned below will help you fix the error code 0xc00d5212. 

Ready? Let’s start making your unplayable videos playable.

How To Fix  “This item was encoded in a format that's not supported.” Error 0xc00d5212 on Windows?

Solution 1: Play The Unplayable Video That was Displaying the Error Code 0x00d5212  on Another Media Player

Suppose you cannot play the AVI file after encountering the error 0xc00d5212 on Windows Media Player. Then, I recommend you play the same file on any other media player, such as VLC or any other video player. Sometimes, the issue might be with the Media Player rather than the Video files. 

So, playing the unplayable file can be easily fixed by playing it on another Media Player. 

If the issue persists, we recommend trying other solutions, like installing the 0x00d5212 missing codec, where your media player might not support the necessary codecs.

Solution 2: Install Missing Microsoft Codec 0x00d5212 

Codecs are compact software programs that allow your system to decode and play compressed audio and video files. When the Windows system finds the file is encoded with a codec, it does not recognize or support it. The users will encounter 0xc00d5212 missing codec, where the media player displays the “To play this video, you need a codec” message.

So, try installing the missing Microsoft codec 0xc00d5212 to resolve the error.

1: Download a pack of necessary or missing Codecs from a reliable source.

2: Run the downloaded file and follow the on-screen instructions.

3: Select the necessary codecs during the installation process.

4: Restart your system, and try playing the video file again.

If the issue persists, you can try uninstalling some of the installed  Audio codecs.

Solution 3: Uninstall Some Unwanted Codecs To Fix Missing Codec Error 0xc00d5212 While Playing Video Files

A constant conflict between different audio drivers might result in the 0xc00d5212 error. Therefore, uninstalling unnecessary or unwanted drivers can be extremely useful.

Here’s how to remove the unnecessary Audio Codecs.

  1. Launch the Device Manager application.
  2. Find and click on the Sound, video, and game controllers.
  3. Right-click on any unnecessary audio drivers and select Uninstall device.
  4. Restart your computer and try to play the video again.

Solution 4: Upgrade The Newest Display Driver on Windows

An outdated display driver can also be the reason behind the missing codec or unsupported codec error. If so, the user must check for any pending Display Driver updates.

Here’s how to upgrade to the latest Display Driver on your Windows systems.

  1. Search for the Device Manager in the Windows search bar.
  2. Find and click on the Display adapters.
  3. Right-click your video card and select Update driver.
  4. Choose Search automatically for updated driver software.
  5. Follow the prompts to install the latest driver.
  6. Last but not least, Restart your computer and try playing the video showing the missing 0xc00d5212 error code again.

I am confident that after trying out the solutions explained above. You were able to view the previously unplayable video files. Suppose you are still facing the same issue or if you are uncomfortable playing with Codecs. Then, you can try converting the 0xc00d5212 avi file to MOV, DIVX, XVID, or MP4. 

Solution 5: Convert The Video That was showing Encoded in a Format not Supported 0xc00d5212 to any other Video Format

Conversion of the unsupported video file format to any compatible file format will bypass the missing codec 0xc00d5212 error. This solution is convenient and easy to use if you don’t want to install new codecs or upgrade any drivers. 

You can try any free or paid video converter tools online, or you can download the tools as well. 

Suppose solutions like upgrading drivers, installing missing codecs, uninstalling codecs, or converting the unplayable video to any other playable video file do not work. In that case, there’s a high chance that your video file might have gotten corrupted. You must use dedicated tools like Remo Video Repair Software to repair the corrupt missing 0xcd. 

Solution 6: Remo Video Repair Software to Repair Your Corrupt or Missing Codec 0x00d5215 Video Files

Remo Video Repair Software is the ultimate choice of millions of Windows and Mac users worldwide when they must repair or fix any minor or major issues, including the missing codec 0xc00d5212 mov file, as well as missing codec 0xc00d5212 mp4, along with other video files.

Download the tool now to repair your corrupt videos and fix the issue of the codec not found to view your videos.


This article explains various methods to help you fix missing Codec Error 0xc00d5212 while playing video files. Regardless of what solution you decide to try. Playing the same video on a different media player, installing the missing codec, updating drivers, uninstalling the conflicting drivers, converting the video that was showing the “you need a new codec to play this item” error, or using a specialized video repair tool like Remo Video Repair. These solutions have been tried and tested to help users quickly fix any video file format. By carefully following the instructions, you can fix the issue that stops you from watching your favorite videos, clips, or movies. 

About the Author: Molly Owen

Molly is the Lead Technical Specialist with distinguished knowledge and understanding of Mac computers and operating systems. Being a veteran photographer and video recovery specialist, Molly’s expertise in video formats and file repair has helped restore a lot of videos and cherished memories of users. As a technical specialist, she also believes in learning and…