The Windows error 0xc00d5212 usually occurs when playing an AVI file using the Windows Media Player or Windows 10 Movies and TV app. The exact error message you will get it is “This item was encoded in a format that’s not supported. 0Xc00d5212.” It’s not exactly clear what the exact cause of this problem is however there are several troubleshooting steps you can do which have been proven to be effective in fixing this problem.
How To Fix Encoded Format Windows Error 0xc00d5212 Issue
Before performing any of the recommended troubleshooting steps listed below it’s best to restart your computer first. This action refreshes the operating system and remove any corrupt temporary data that could be causing the problem.
Make sure you have the latest graphics drivers installed
One of the main reasons why this issue occurs is because of an outdated graphics driver. You will need to make sure that you have the latest drivers installed.
For integrated graphics
- Right click on the Start button.
- Search for Device Manager and click on it.
- Double-click the Display adapters category.
- Right-click the integrated graphics, and select Update Driver option.
- Click the Search automatically for updated driver software option.
- If a newer update is available, Device Manager will download and install the package automatically
If you have an NVIDIA graphics card then follow the steps listed below.
- Press Win+R (Windows logo key and R key) at the same time to invoke the Run box.
- Type msconfig and click OK. Then the System Configurations will open.
- When System Configuration opens, click the Boot tab. Under Boot options, check Safe boot then click OK.
- When you’re prompted to restart your computer to apply these changes, click Restart then you will boot into Safe Mode.
- Go to your local hard disk by clicking on This PC then Local Disk C. You should be able to see the NVIDIA folder right there. Right-click on it and choose Delete.
- Click Start and type Run. Select Run, the Run dialog box will appear.
- Type “devmgmt.msc” in the run box and click the OK button which should open the Device Manager Window.
- Expand the “Display Adapters” field. This will list all network adapters that the machine has installed. Right click on the Nvidia adapter you want to uninstall and select “Uninstall”.
- Click “OK” when prompted to uninstall the device. This will remove the adapter from the list and uninstall the driver.
- Press Win+R (Windows logo key and R key) at the same time to invoke the Run box.
- Type msconfig and click OK. Then the System Configurations will open.
- When System Configuration opens, click the Boot tab. Under Boot options, uncheck Safe boot then click OK.
- When you’re prompted to restart your computer to apply these changes, click Restart.
- Download the latest NVIDIA driver for your computer from here https://www.nvidia.com/Download/index.aspx.
- Run the setup file and follow the instructions which appear on screen. Choose the Custom installation option and check all the boxes in the custom install options windows. Also check the box which states “perform clean install”.
- Restart your computer
If you have an AMD graphics card then follow the steps listed below.
- Download the AMD Cleanup Utility from here https://www.amd.com/en/support/kb/faq/gpu-601.
- Locate the file where it was saved and double-click on the “AMDCleanupUtility.exe’ file.
- A dialogue box should appear stating AMD Cleanup Utility has detected the system is not in safe mode and provide an option to reboot the system to run the Utility in safe mode:
- Click “Yes” the system will be rebooted and AMD Cleanup Utility will run in safe mode.
- The next dialogue box provides a warning message stating that the AMD Cleanup Utility will remove all AMD driver and application components.
- Click “OK” to continue
- After clicking “OK” the Utility will be minimized to the notification area (system tray) and the progress will be displayed as a tool tip.
- The cleanup process will continue to run in the background. To check the progress, hover the mouse over the AMD icon in the notification area.
- Once the cleanup process is finished, a message is displayed stating it has successfully completed. Click “View Report” to see the list of components that were uninstalled, otherwise click “Finish” to exit the Utility.
- Reboot your computer.
Check if the Windows error 0xc00d5212 issue still occurs.
Uninstall the audio driver
If you have multiple audio drivers installed in your computer then this could be causing the problem. To fix this you should try uninstalling the audio drivers from your computer.
- Press the Windows + R keys, type devmgmt.msc. This opens up the Device Management Console.
- In the Device Manager, expand the Sound, video and game controllers, right-click on any 3rd party audio device (e.g. Conexant SmartAudio HD) you see under this category and right-click and click Uninstall Device.
Check if the Windows error 0xc00d5212 issue still occurs.
Update Windows
Make sure that your windows 10 computer is running on the latest software update.
- Press the Windows Key + I to open Windows settings.
- Select Update & Security and select Check for Updates. Windows will check for updates and begin download pending updates.
- Reboot your computer.
Check if the Windows error 0xc00d5212 issue still occurs.
Try using VLC
In case the above steps fails to fix the problem then you should consider using a third party media software such as VLC.
- Download VLC from here https://www.videolan.org/vlc/download-windows.html
- Double-click on the executable and install it.
- Launch VLC on your PC and play your AVI videos or other formats with it.
Check if the Windows error 0xc00d5212 issue still occurs.