How to Fix 0xc10100bf Error: This File Isn’t Playable?

0xc10100bf is an error code usually displays on the screen when you failed to play videos like MP4, AVI, and MKV in Windows Media Player or the Movies & TV app in Windows 10/11. The full error message reads “This file isn’t playable. That might be because the file type is unsupported, the file extension is incorrect, or the file is corrupt,” which gives us clues about what might be wrong with the video file. In the next part, we will try to solve this 0xc10100bf issue with five methods. You are recommended to try them one by one till the problem gets fixed.

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This is the first solution you should try. It helps detect video playback problems without additional software or plug-ins, and you can know the possible cause of your 0xc10100bf error. Follow the instructions below to run the troubleshooter.

• Click the Start menu and open Settings.
• Go to “Update & Security.”
• Click “Troubleshoot” and find “Video Playback”, run the troubleshooter.
• Choose “I want to continue with this troubleshooter.”
• It will start detecting problems and when it found them, click “Next.”
• You will see the problems found. Click “view details” and you can get the suggested solutions to your playback problem.

Tips. HEVC codec isn’t free on the Microsoft store. You can try changing the codec to WMV or H264 with a free video converter. An example is shown in the next solution.

Mostly, the 0xc10100bf error is a codec problem, the media player does not have a relevant codec to decode your video, e.g. HEVC. It might also be a wrong container format that the media player cannot recognize. Converting the file to WMV, the standard Windows video format, can fix the codec and the container format at the same time. Here we can use a free video converter WonderFox Free HD Video Converter Factory to convert video to Windows-friendly format in simple clicks. Follow the steps below:

Download this video converter software to fix 0xc10100bf error:

• Install Install and open Free HD Video Converter Factory.
• Enter “Converter” and add the unplayable file to the program.
• Choose WMV or another Windows-compatible video format as the output format.
• Click “Run” to start the conversion.

Tips.

1. Click the information button ⓘ and you can check the video codec, format, and other metadata information.

2. In the “Parameter settings”, you can change the video codec, audio codec, resolution, bitrate, and others flexibly.

If you are using Windows Media Player to play videos, you can try resetting the program to the default settings and see if the problem goes away. Here is how:

• Type “Control Panel” in the Windows search bar to bring up the Control Panel.
• View by “Large icons” and navigate to “Troubleshooting.”
• Click the upper-left “View all” to let it search for troubleshooting packs.
• Find “Windows Media Player Settings” and click on it.
• Click “Advanced” > check “Apply repairs automatically” > click “Next.”
• Choose “Apply this fix” to trouble the issue.
• Close the window and see if the video plays now.

The default Windows Media Player and the Movies & TV app do not have good video support compared with many third-party media players. And the unplayable video may just play right in another video player with better format support, such as VLC, Potplayer, KMPlayer, etc. For most people, this is the most direct solution to the 0xc10100bf issue.

The worst situation would be a broken video. Any of the methods above cannot fix this problem, and you need a professional video repairing tool to help repair your video. EaseUS is a good option to go. But before that, you can try re-downloading the video if you still have the source.

These are the five methods to fix the 0xc10100bf error in Windows 10 and 11. I hope these solutions have helped you solve your problems. That’s all for now. Thanks for reading.