Windows media player is an inbuilt music player in the Windows computer with the help of which you can play various music files with various formats. But sometimes when you try to play mp4 files in the Windows media player then you will get Windows media player error c00d11b1 mp4. Prompting of error c00d11b1 when playing mp4 files with Windows media player error is not a common error and it may cause severe damages in your computer. So fix this issue by using some manual methods or you can also use Advanced System Repair tool to fix this issue automatically.
Main symptoms for the prompting of Windows media player error c00d11b1 mp4 are unresponsive nature of the Windows media player, unusual behavior of the Windows media player, automatic shutdown, starting problem, etc.
Error c00d11b1 when playing mp4 files with Windows media player is caused due to many reasons like corruption of the DRM license of the WMP or broken of DLL files associated with it. You can also get this error issue if Windows media player is not installed on your system properly. Virus attack, corruption in the Windows registry settings, misconfigured system files, missing DLL files, etc are some of the other reasons.
You can go through the following manual method to fix the issue manually:
- Go to the start and type regedit in the search box and hit enter.
- Click on continue to open the register.
- Navigate the subkey; HKEY_LOCAL_MACHINE, then SOFTWARE and go to Microsoft> Windows> Current Version> Audio.
- Double click on DisableProtectedAudioDG and change the value from 1 to 0.
- Close the registry editor and restart the system.
By using the above manual method you will see that prompting of Windows media player error c00d11b1 mp4 is resolved and you are not getting this error issue anymore. But going through this process will require a deep technical knowledge. So in case you can use Advanced System Repair tool for automatic removal of the error issue.
Advanced System Repair tool will help you to fix the whole errors in Windows and its components automatically. With the help of this tool you can scan the whole system and then find out the error and corruptions to rectify. You can also optimize the performance of the system incredibly with this tool.