The solution to that is that you should update your media player.
One player I know is Windows Media Player
t-ru player...the best media player in world
All players require an installation.
There are many players that can play FLV files, such as VLC Media Player.FLV files are mostly used for lower-quality internet video.
Most mp3 players (china made) specially with built in memories will keep saying no nand files. It is not a copy paste from a computer or any media to your mp3 players. Instead, You have to rip your mp3 files from cd and copy it to your mp3 player
OGG Files are media files - more specifically, they are sound files. You need to download a codec for Windows Media Player for .ogg files, or you can download an alternative media player like VLC Media Player.
A .m3u file is a playlist file - it does not contain any actual media. It simply serves as a pointer to several different media files. In order to open a .m3u file, all the media files that it points to must be in the location the file points to. Without having the actual file, it would not be possible to tell you which files need to be where. Assuming the media files being pointed to are in the correct location, media players such as Windows Media Player, Winamp and VLC Media Player should all be able to play them, assuming the file types of each file are supported by that player.
A computer will be unable to play videos if it does not have the appropriate player and codec to decode the files. There are a variety of media players like VLC and QuickTime which are designed to play these files.
Use a video converter software to convert flv files to mpg files .
aXXo files are playable in VLC Media Player. They are alternatives to VLC such as Media Player Classic and MPlayer. DivX/XviD DVD players are also compatible. Most aXXo movies are 701MB meaning they will fit on one CD-R/CD-RW.
You need to have a DVD burner and software installed to burn DVD. Select the files and put it on the DVD drive and then burn .Some of the Media players like Real player can do this if you have a DVD burner in your computer.
Windows media player doesn't support flv format,so you can't play the flv files on it. You can use convert flv files to wmv,avi,mp4,etc. I recommend you 4Media FlV to WMV Converter.It is the professional FLV to WMV converter software which can convert FLV videos to Windows media files including WMV, ASF videos and WMA, WAV, MP3 audios for playing on Windows media players and Windows mobile devices.It's easy to use.You can have a try. You can use VLC player