Install Combined Community Codec Pack and rerun the file in VLC.Download the Combined Community Codec Pack from here.Check if the VLC update fixes the problem, if not then continue.First, install the latest version of VLC from here.Therefore, before opting for the Community Codec Combo Pack, our advice is to try the latest version of the VLC player.

The other solution is that you can try the latest version of the VLC Player, which many times rectifies the error shown in the previous versions. It provides full video and audio file support and offers an extremely easy solution to UNDF format related problems. In a way, Combined Community Codec Pack is a simple and highly efficient codec pack suitable for all types of users. How to fix VLC does not support UNDF format? However, there are some cases, where even if the file is correct in all respects, it faces the same problems, showing the message “No suitable decoder module: VLC does not support the” undf “audio or video format. The unavailability of the appropriate codes required to play the file in question is one of the reasons why VLC cannot play files. The other reason can be a corrupted file and even due to some internal issues within the file. The main reason why the VLC does not support the UNDF format error is the partial or incomplete download of the file we are trying to run. Why does VLC give VLC does not support UNDF format error? Mainly, it is being seen in the VLC player, when we try to run the file that is not completely downloaded and also the completely downloaded files. It means that the player cannot define the format and cannot recognize it. The UNDF file format is in fact the undefined file format.

You will then receive the error message “No suitable decoder module: VLC does not support the” undf “video or audio format. In other words, the VLC media player cannot determine the correct codecs associated with your media file. But sometimes you can see that VLC does not support UNDF format error when trying to play a video or audio file. In fact, our hero can play all the most important audio and video files. VLC is one of the best video players we’ve come across. Check How to Fix ‘VLC Does Not Support undf Format’ Issue

How to play undf files