UNDF refers to an undefined file format, which means that the player cannot detect or recognize the format. Whenever an attempt is made to play a video file that has not been fully downloaded, a UNDF error is displayed. And there is no exception for VLC media player. UNDF format error can also be caused by file corruption, internal problems in the video, or missing the correct codes required to play it. In general, the following problem may arise: “No suitable decoder module: VLC does not support audio or video format” .undf. “Unfortunately, this problem cannot be solved.”
Don’t be discouraged by seeing the screenshot above. The situation cannot be worse if you are sure that the video file is good. In this case, you need to follow these steps to fix UNDF error in VLC player.
Below are detailed instructions for fixing the “VLC does not support UNDF format” issue. To do this, you need to install all necessary audio and video codes on the system to ensure that all file formats are efficiently supported They are kept online.
Step 1. Visit the official website to get the latest version of VLC, which usually fixes the bug shown in previous versions. If that doesn’t work, follow these steps.
Step 2 Download the Combo Community Codec Pack, which contains a complete list of all major audio or video codecs required to play the media file format.
Step 3 Install the Unified Community Codec Pack and follow the necessary steps (see screenshots).
Step 4 After re-running the file in VLC, the UNDF file should work fine in VLC without errors. If not, go to the next step.
Step 5 Right-click the file and choose Open with MPC-HC. The video file should now play smoothly.
What Does The UNDF VLC Error Mean?
UNDF is not really a file format. UNFD stands for undefined. In other words, VLC media player cannot recognize the file and reports UNFD error. VLC UNDF error can be caused by the following reasons:
1. The video or audio file is damaged.
2. The file has not yet been uploaded or transferred. P>
3. The codec of the media file is not yet supported by VLC.
Once we know the reasons, it will be much easier to fix the problem. The next part shows you how to do this step by step.
3 Ways To Fix VLC Not Supporting UNDF
This error can have several reasons. Here are three possible solutions to fix VLC not supporting Undf format.
Method 1: Recover Media
The first and most important step to fix VLC not supporting Undf format is to restore the media file. In many cases, the problem is with corrupted files. You can either re-download the file if it was downloaded from the Internet, or try to get a clean copy of the file from the original source. If your internet connection is unstable, try Chrome Download Manager Extensions , which will pause and resume downloads.
Restoring correct codecs for media files will solve the problemmu “VLC does not support UNDF format”. However, if the problem is still not resolved, go to the next method.
Method 2: Update Your VLC Media Player
In particular, in many cases, updating the VLC media player to the latest version solves a lot of problems. If you think the media you are trying to play is not damaged, update your VLC media player.
You can easily download the latest version of VLC Media Player from the official site . Although this method does not fix VLC and does not support UNDF errors, there are several alternatives available.
Method 3: Install All Required Audio And Video Codes
Sometimes not all keycodes are available and VLC cannot determine the format of the file you are trying to play. Therefore, an undefined format error is displayed.
Follow these steps to fix VLC not supporting Undf error.
- Download the Combo Community Codec Pack which contains a complete list of all audio and video codes required to play any multi Media file.
- Install the Combo Community Code Pack and select LAV Sound Settings then Format.
- Select all formats from the list and click OK.
- In the same way, select LAV Video Settings, then Format.
- Select all formats here and click OK.
- Click OK “>
- Now try playing the same media again in VLC Media Player.
- If the problem persists, right-click the media file and select Open with MPC-HC.
- Your media should now play correctly.
Note. The Combo Community Code Pack is available for Windows devices only. It is currently not available for Mac users.
These methods can be used to solve the problem that VLC does not support Undf format. Since undf is a consequence of undefinedThere is no special method for converting undf to mp4, mkv, mp3 avi, etc. Also, there is no undf converter or undf player to directly convert these files to convert or play codecs with suitable files.
Let us know which method worked for you in the comment section below. If you have any other suitable way to fix VLC that does not support Undf format problem, please let us know.