Here is a regtweak for you who has discovered Media.Player.Classic.2kxp6482 (no, NOT the one in OS but the third party excellent one). I throw in that mplayerc.exe in system32 at install and then apply this tweak @T-12 for registering all those extensions...also loosing some default settings as well Windows Registry Editor Version 5.00 ; DELETE section [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\AIFFFile\shell\open] "LegacyDisable" = - [-HKEY_LOCAL_MACHINE\SOFTWARE\Classes\AIFFFile\shell\open\DropTarget] [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\ASFFile\shell\open] "LegacyDisable" = - [-HKEY_LOCAL_MACHINE\SOFTWARE\Classes\ASFFile\shell\open\DropTarget] [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\ASXFile\shell\open] "LegacyDisable" = - [-HKEY_LOCAL_MACHINE\SOFTWARE\Classes\ASXFile\shell\open\DropTarget] [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\AUFile\shell\open] "LegacyDisable" = - [-HKEY_LOCAL_MACHINE\SOFTWARE\Classes\AUFile\shell\open\DropTarget] [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\AVIFile\shell\open] "LegacyDisable" = - [-HKEY_LOCAL_MACHINE\SOFTWARE\Classes\AVIFile\shell\open\DropTarget] [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\m3ufile\shell\open] "LegacyDisable" = - [-HKEY_LOCAL_MACHINE\SOFTWARE\Classes\m3ufile\shell\open\DropTarget] [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\MIDFile\shell\open] "LegacyDisable" = - [-HKEY_LOCAL_MACHINE\SOFTWARE\Classes\MIDFile\shell\open\DropTarget] [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\mp3file\shell\open] "LegacyDisable" = - [-HKEY_LOCAL_MACHINE\SOFTWARE\Classes\mp3file\shell\open\DropTarget] [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\mpegfile\shell\open] "LegacyDisable" = - [-HKEY_LOCAL_MACHINE\SOFTWARE\Classes\mpegfile\shell\open\DropTarget] [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\SoundRec\shell\open] "LegacyDisable" = - [-HKEY_LOCAL_MACHINE\SOFTWARE\Classes\SoundRec\shell\open\DropTarget] [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\WAXFile\shell\open] "LegacyDisable" = - [-HKEY_LOCAL_MACHINE\SOFTWARE\Classes\WAXFile\shell\open\DropTarget] [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\wmafile\shell\open] "LegacyDisable" = - [-HKEY_LOCAL_MACHINE\SOFTWARE\Classes\wmafile\shell\open\DropTarget] [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\WMVFile\shell\open] "LegacyDisable" = - [-HKEY_LOCAL_MACHINE\SOFTWARE\Classes\WMVFile\shell\open\DropTarget] [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\WVXFile\shell\open] "LegacyDisable" = - [-HKEY_LOCAL_MACHINE\SOFTWARE\Classes\WVXFile\shell\open\DropTarget] ; ADD section [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\.aac] @="aacfile" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\.ac3] @="ac3file" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\.bik] @="bikfile" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\.d2v] @="d2vfile" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\.dat] @="datfile" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\.divx] @="divxfile" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\.dts] @="dtsfile" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\.flc] @="flcfile" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\.fli] @="flifile" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\.flic] @="flicfile" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\.ifo] @="ifofile" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\.m1a] @="m1afile" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\.m2a] @="m2afile" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\.m2v] @="m2vfile" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\.mka] @="mkafile" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\.mkv] @="mkvfile" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\.mov] @="movfile" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\.mp4] @="mp4file" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\.ogg] @="oggfile" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\.ogm] @="ogmfile" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\.pls] @="plsfile" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\.pva] @="pvafile" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\.qt] @="qtfile" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\.ra] @="rafile" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\.ram] @="ramfile" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\.rm] @="rmfile" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\.rmvb] @="rmvbfile" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\.roq] @="roqfile" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\.rp] @="rpfile" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\.rpm] @="rpmfile" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\.rt] @="rtfile" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\.smi] @="smifile" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\.smil] @="smilfile" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\.smk] @="smkfile" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\.tp] @="tpfile" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\.tpr] @="tprfile" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\.ts] @="tsfile" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\.vob] @="vobfile" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\.vp6] @="vp6file" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\.wmp] @="wmpfile" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\aacfile\shell] @="open" "mplayerc.exe.bak"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\aacfile\shell\open] @="&Open" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\aacfile\shell\open\command] @="\"C:\\WINDOWS\\system32\\mplayerc.exe\" \"%1\"" "mplayerc.exe.bak"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\ac3file\shell] @="open" "mplayerc.exe.bak"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\ac3file\shell\open] @="&Open" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\ac3file\shell\open\command] @="\"C:\\WINDOWS\\system32\\mplayerc.exe\" \"%1\"" "mplayerc.exe.bak"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\AIFFFile\shell] @="open" "mplayerc.exe.bak"="play" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\AIFFFile\shell\open] "LegacyDisable.bak"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\AIFFFile\shell\open\command] @="\"C:\\WINDOWS\\system32\\mplayerc.exe\" \"%1\"" "mplayerc.exe.bak"="\"C:\\Program Files\\Windows Media Player\\wmplayer.exe\" /Open \"%L\"" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\ASFFile\shell] @="open" "mplayerc.exe.bak"="play" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\ASFFile\shell\open] "LegacyDisable.bak"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\ASFFile\shell\open\command] @="\"C:\\WINDOWS\\system32\\mplayerc.exe\" \"%1\"" "mplayerc.exe.bak"="\"C:\\Program Files\\Windows Media Player\\wmplayer.exe\" /prefetch:7 /Open \"%L\"" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\ASXFile\shell] @="open" "mplayerc.exe.bak"="play" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\ASXFile\shell\open] "LegacyDisable.bak"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\ASXFile\shell\open\command] @="\"C:\\WINDOWS\\system32\\mplayerc.exe\" \"%1\"" "mplayerc.exe.bak"="\"C:\\Program Files\\Windows Media Player\\wmplayer.exe\" /Open \"%L\"" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\AUFile\shell] @="open" "mplayerc.exe.bak"="play" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\AUFile\shell\open] "LegacyDisable.bak"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\AUFile\shell\open\command] @="\"C:\\WINDOWS\\system32\\mplayerc.exe\" \"%1\"" "mplayerc.exe.bak"="\"C:\\Program Files\\Windows Media Player\\wmplayer.exe\" /Open \"%L\"" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\AVIFile\shell] @="open" "mplayerc.exe.bak"="play" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\AVIFile\shell\open] "LegacyDisable.bak"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\AVIFile\shell\open\command] @="\"C:\\WINDOWS\\system32\\mplayerc.exe\" \"%1\"" "mplayerc.exe.bak"="\"C:\\Program Files\\Windows Media Player\\wmplayer.exe\" /prefetch:8 /Open \"%L\"" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\bikfile\shell] @="open" "mplayerc.exe.bak"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\bikfile\shell\open] @="&Open" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\bikfile\shell\open\command] @="\"C:\\WINDOWS\\system32\\mplayerc.exe\" \"%1\"" "mplayerc.exe.bak"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\cdafile\shell] @="open" "mplayerc.exe.bak"="play" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\cdafile\shell\open\command] @="\"C:\\WINDOWS\\system32\\mplayerc.exe\" \"%1\"" "mplayerc.exe.bak"="\"C:\\Program Files\\Windows Media Player\\wmplayer.exe\" /Open \"%L\"" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\d2vfile\shell] @="open" "mplayerc.exe.bak"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\d2vfile\shell\open] @="&Open" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\d2vfile\shell\open\command] @="\"C:\\WINDOWS\\system32\\mplayerc.exe\" \"%1\"" "mplayerc.exe.bak"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\datfile\shell] @="open" "mplayerc.exe.bak"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\datfile\shell\open] @="&Open" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\datfile\shell\open\command] @="\"C:\\WINDOWS\\system32\\mplayerc.exe\" \"%1\"" "mplayerc.exe.bak"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\divxfile\shell] @="open" "mplayerc.exe.bak"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\divxfile\shell\open] @="&Open" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\divxfile\shell\open\command] @="\"C:\\WINDOWS\\system32\\mplayerc.exe\" \"%1\"" "mplayerc.exe.bak"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\dtsfile\shell] @="open" "mplayerc.exe.bak"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\dtsfile\shell\open] @="&Open" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\dtsfile\shell\open\command] @="\"C:\\WINDOWS\\system32\\mplayerc.exe\" \"%1\"" "mplayerc.exe.bak"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\flcfile\shell] @="open" "mplayerc.exe.bak"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\flcfile\shell\open] @="&Open" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\flcfile\shell\open\command] @="\"C:\\WINDOWS\\system32\\mplayerc.exe\" \"%1\"" "mplayerc.exe.bak"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\flicfile\shell] @="open" "mplayerc.exe.bak"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\flicfile\shell\open] @="&Open" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\flicfile\shell\open\command] @="\"C:\\WINDOWS\\system32\\mplayerc.exe\" \"%1\"" "mplayerc.exe.bak"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\flifile\shell] @="open" "mplayerc.exe.bak"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\flifile\shell\open] @="&Open" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\flifile\shell\open\command] @="\"C:\\WINDOWS\\system32\\mplayerc.exe\" \"%1\"" "mplayerc.exe.bak"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\ifofile\shell] @="open" "mplayerc.exe.bak"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\ifofile\shell\open] @="&Open" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\ifofile\shell\open\command] @="\"C:\\WINDOWS\\system32\\mplayerc.exe\" \"%1\"" "mplayerc.exe.bak"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\IVFfile\shell] @="open" "mplayerc.exe.bak"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\IVFfile\shell\open] @="&Open" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\IVFfile\shell\open\command] @="\"C:\\WINDOWS\\system32\\mplayerc.exe\" \"%1\"" "mplayerc.exe.bak"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\m1afile\shell] @="open" "mplayerc.exe.bak"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\m1afile\shell\open] @="&Open" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\m1afile\shell\open\command] @="\"C:\\WINDOWS\\system32\\mplayerc.exe\" \"%1\"" "mplayerc.exe.bak"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\m2afile\shell] @="open" "mplayerc.exe.bak"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\m2afile\shell\open] @="&Open" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\m2afile\shell\open\command] @="\"C:\\WINDOWS\\system32\\mplayerc.exe\" \"%1\"" "mplayerc.exe.bak"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\m2vfile\shell] @="open" "mplayerc.exe.bak"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\m2vfile\shell\open] @="&Open" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\m2vfile\shell\open\command] @="\"C:\\WINDOWS\\system32\\mplayerc.exe\" \"%1\"" "mplayerc.exe.bak"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\m3ufile\shell] @="open" "mplayerc.exe.bak"="play" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\m3ufile\shell\open] "LegacyDisable.bak"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\m3ufile\shell\open\command] @="\"C:\\WINDOWS\\system32\\mplayerc.exe\" \"%1\"" "mplayerc.exe.bak"="\"C:\\Program Files\\Windows Media Player\\wmplayer.exe\" /prefetch:6 /Open \"%L\"" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\MediaPlayerClassic.Autorun] [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\MediaPlayerClassic.Autorun\Shell] [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\MediaPlayerClassic.Autorun\Shell\PlayCDAudio\Command] @="C:\\WINDOWS\\system32\\mplayerc.exe %1 /cd" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\MediaPlayerClassic.Autorun\Shell\PlayDVDMovie\Command] @="C:\\WINDOWS\\system32\\mplayerc.exe %1 /dvd" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\MediaPlayerClassic.Autorun\Shell\PlayMusicFiles\Command] @="C:\\WINDOWS\\system32\\mplayerc.exe %1" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\MediaPlayerClassic.Autorun\Shell\PlayVideoFiles\Command] @="C:\\WINDOWS\\system32\\mplayerc.exe %1" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\MIDFile\shell] @="open" "mplayerc.exe.bak"="play" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\MIDFile\shell\open] "LegacyDisable.bak"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\MIDFile\shell\open\command] @="\"C:\\WINDOWS\\system32\\mplayerc.exe\" \"%1\"" "mplayerc.exe.bak"="\"C:\\Program Files\\Windows Media Player\\wmplayer.exe\" /Open \"%L\"" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\mkafile\shell] @="open" "mplayerc.exe.bak"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\mkafile\shell\open] @="&Open" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\mkafile\shell\open\command] @="\"C:\\WINDOWS\\system32\\mplayerc.exe\" \"%1\"" "mplayerc.exe.bak"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\mkvfile\shell] @="open" "mplayerc.exe.bak"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\mkvfile\shell\open] @="&Open" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\mkvfile\shell\open\command] @="\"C:\\WINDOWS\\system32\\mplayerc.exe\" \"%1\"" "mplayerc.exe.bak"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\movfile\shell] @="open" "mplayerc.exe.bak"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\movfile\shell\open] @="&Open" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\movfile\shell\open\command] @="\"C:\\WINDOWS\\system32\\mplayerc.exe\" \"%1\"" "mplayerc.exe.bak"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\mp3file\shell] @="open" "mplayerc.exe.bak"="play" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\mp3file\shell\open] "LegacyDisable.bak"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\mp3file\shell\open\command] @="\"C:\\WINDOWS\\system32\\mplayerc.exe\" \"%1\"" "mplayerc.exe.bak"="\"C:\\Program Files\\Windows Media Player\\wmplayer.exe\" /prefetch:6 /Open \"%L\"" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\mp4file\shell] @="open" "mplayerc.exe.bak"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\mp4file\shell\open] @="&Open" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\mp4file\shell\open\command] @="\"C:\\WINDOWS\\system32\\mplayerc.exe\" \"%1\"" "mplayerc.exe.bak"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\mpegfile\shell] @="open" "mplayerc.exe.bak"="play" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\mpegfile\shell\open] "LegacyDisable.bak"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\mpegfile\shell\open\command] @="\"C:\\WINDOWS\\system32\\mplayerc.exe\" \"%1\"" "mplayerc.exe.bak"="\"C:\\Program Files\\Windows Media Player\\wmplayer.exe\" /prefetch:9 /Open \"%L\"" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\oggfile\shell] @="open" "mplayerc.exe.bak"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\oggfile\shell\open] @="&Open" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\oggfile\shell\open\command] @="\"C:\\WINDOWS\\system32\\mplayerc.exe\" \"%1\"" "mplayerc.exe.bak"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\ogmfile\shell] @="open" "mplayerc.exe.bak"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\ogmfile\shell\open] @="&Open" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\ogmfile\shell\open\command] @="\"C:\\WINDOWS\\system32\\mplayerc.exe\" \"%1\"" "mplayerc.exe.bak"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\plsfile\shell] @="open" "mplayerc.exe.bak"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\plsfile\shell\open] @="&Open" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\plsfile\shell\open\command] @="\"C:\\WINDOWS\\system32\\mplayerc.exe\" \"%1\"" "mplayerc.exe.bak"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\pvafile\shell] @="open" "mplayerc.exe.bak"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\pvafile\shell\open] @="&Open" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\pvafile\shell\open\command] @="\"C:\\WINDOWS\\system32\\mplayerc.exe\" \"%1\"" "mplayerc.exe.bak"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\qtfile\shell] @="open" "mplayerc.exe.bak"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\qtfile\shell\open] @="&Open" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\qtfile\shell\open\command] @="\"C:\\WINDOWS\\system32\\mplayerc.exe\" \"%1\"" "mplayerc.exe.bak"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\rafile\shell] @="open" "mplayerc.exe.bak"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\rafile\shell\open] @="&Open" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\rafile\shell\open\command] @="\"C:\\WINDOWS\\system32\\mplayerc.exe\" \"%1\"" "mplayerc.exe.bak"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\ramfile\shell] @="open" "mplayerc.exe.bak"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\ramfile\shell\open] @="&Open" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\ramfile\shell\open\command] @="\"C:\\WINDOWS\\system32\\mplayerc.exe\" \"%1\"" "mplayerc.exe.bak"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\rmfile\shell] @="open" "mplayerc.exe.bak"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\rmfile\shell\open] @="&Open" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\rmfile\shell\open\command] @="\"C:\\WINDOWS\\system32\\mplayerc.exe\" \"%1\"" "mplayerc.exe.bak"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\rmvbfile\shell] @="open" "mplayerc.exe.bak"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\rmvbfile\shell\open] @="&Open" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\rmvbfile\shell\open\command] @="\"C:\\WINDOWS\\system32\\mplayerc.exe\" \"%1\"" "mplayerc.exe.bak"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\roqfile\shell] @="open" "mplayerc.exe.bak"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\roqfile\shell\open] @="&Open" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\roqfile\shell\open\command] @="\"C:\\WINDOWS\\system32\\mplayerc.exe\" \"%1\"" "mplayerc.exe.bak"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\rpfile\shell] @="open" "mplayerc.exe.bak"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\rpfile\shell\open] @="&Open" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\rpfile\shell\open\command] @="\"C:\\WINDOWS\\system32\\mplayerc.exe\" \"%1\"" "mplayerc.exe.bak"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\rpmfile\shell] @="open" "mplayerc.exe.bak"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\rpmfile\shell\open] @="&Open" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\rpmfile\shell\open\command] @="\"C:\\WINDOWS\\system32\\mplayerc.exe\" \"%1\"" "mplayerc.exe.bak"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\rtfile\shell] @="open" "mplayerc.exe.bak"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\rtfile\shell\open] @="&Open" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\rtfile\shell\open\command] @="\"C:\\WINDOWS\\system32\\mplayerc.exe\" \"%1\"" "mplayerc.exe.bak"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\ShockwaveFlash.ShockwaveFlash\shell] @="open" "mplayerc.exe.bak"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\ShockwaveFlash.ShockwaveFlash\shell\open] @="&Open" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\ShockwaveFlash.ShockwaveFlash\shell\open\command] @="\"C:\\WINDOWS\\system32\\mplayerc.exe\" \"%1\"" "mplayerc.exe.bak"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\smifile\shell] @="open" "mplayerc.exe.bak"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\smifile\shell\open] @="&Open" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\smifile\shell\open\command] @="\"C:\\WINDOWS\\system32\\mplayerc.exe\" \"%1\"" "mplayerc.exe.bak"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\smilfile\shell] @="open" "mplayerc.exe.bak"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\smilfile\shell\open] @="&Open" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\smilfile\shell\open\command] @="\"C:\\WINDOWS\\system32\\mplayerc.exe\" \"%1\"" "mplayerc.exe.bak"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\smkfile\shell] @="open" "mplayerc.exe.bak"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\smkfile\shell\open] @="&Open" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\smkfile\shell\open\command] @="\"C:\\WINDOWS\\system32\\mplayerc.exe\" \"%1\"" "mplayerc.exe.bak"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\SoundRec\shell] @="open" "mplayerc.exe.bak"="play" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\SoundRec\shell\open] "LegacyDisable.bak"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\SoundRec\shell\open\command] @="\"C:\\WINDOWS\\system32\\mplayerc.exe\" \"%1\"" "mplayerc.exe.bak"="\"C:\\Program Files\\Windows Media Player\\wmplayer.exe\" /Open \"%L\"" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\tpfile\shell] @="open" "mplayerc.exe.bak"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\tpfile\shell\open] @="&Open" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\tpfile\shell\open\command] @="\"C:\\WINDOWS\\system32\\mplayerc.exe\" \"%1\"" "mplayerc.exe.bak"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\tprfile\shell] @="open" "mplayerc.exe.bak"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\tprfile\shell\open] @="&Open" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\tprfile\shell\open\command] @="\"C:\\WINDOWS\\system32\\mplayerc.exe\" \"%1\"" "mplayerc.exe.bak"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\tsfile\shell] @="open" "mplayerc.exe.bak"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\tsfile\shell\open] @="&Open" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\tsfile\shell\open\command] @="\"C:\\WINDOWS\\system32\\mplayerc.exe\" \"%1\"" "mplayerc.exe.bak"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\vobfile\shell] @="open" "mplayerc.exe.bak"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\vobfile\shell\open] @="&Open" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\vobfile\shell\open\command] @="\"C:\\WINDOWS\\system32\\mplayerc.exe\" \"%1\"" "mplayerc.exe.bak"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\vp6file\shell] @="open" "mplayerc.exe.bak"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\vp6file\shell\open] @="&Open" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\vp6file\shell\open\command] @="\"C:\\WINDOWS\\system32\\mplayerc.exe\" \"%1\"" "mplayerc.exe.bak"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\WAXFile\shell] @="open" "mplayerc.exe.bak"="play" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\WAXFile\shell\open] "LegacyDisable.bak"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\WAXFile\shell\open\command] @="\"C:\\WINDOWS\\system32\\mplayerc.exe\" \"%1\"" "mplayerc.exe.bak"="\"C:\\Program Files\\Windows Media Player\\wmplayer.exe\" /Open \"%L\"" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\wmafile\shell] @="open" "mplayerc.exe.bak"="play" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\wmafile\shell\open] "LegacyDisable.bak"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\wmafile\shell\open\command] @="\"C:\\WINDOWS\\system32\\mplayerc.exe\" \"%1\"" "mplayerc.exe.bak"="\"C:\\Program Files\\Windows Media Player\\wmplayer.exe\" /prefetch:5 /Open \"%L\"" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\wmpfile\shell] @="open" "mplayerc.exe.bak"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\wmpfile\shell\open] @="&Open" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\wmpfile\shell\open\command] @="\"C:\\WINDOWS\\system32\\mplayerc.exe\" \"%1\"" "mplayerc.exe.bak"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\WMVFile\shell] @="open" "mplayerc.exe.bak"="play" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\WMVFile\shell\open] "LegacyDisable.bak"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\WMVFile\shell\open\command] @="\"C:\\WINDOWS\\system32\\mplayerc.exe\" \"%1\"" "mplayerc.exe.bak"="\"C:\\Program Files\\Windows Media Player\\wmplayer.exe\" /prefetch:7 /Open \"%L\"" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\WVXFile\shell] @="open" "mplayerc.exe.bak"="play" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\WVXFile\shell\open] "LegacyDisable.bak"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\WVXFile\shell\open\command] @="\"C:\\WINDOWS\\system32\\mplayerc.exe\" \"%1\"" "mplayerc.exe.bak"="\"C:\\Program Files\\Windows Media Player\\wmplayer.exe\" /Open \"%L\"" [HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\AutoplayHandlers\EventHandlers\PlayCDAudioOnArrival] "MPCPlayCDAudioOnArrival"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\AutoplayHandlers\EventHandlers\PlayDVDMovieOnArrival] "MPCPlayDVDMovieOnArrival"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\AutoplayHandlers\EventHandlers\PlayMusicFilesOnArrival] "MPCPlayMusicFilesOnArrival"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\AutoplayHandlers\EventHandlers\PlayVideoFilesOnArrival] "MPCPlayVideoFilesOnArrival"="" [HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\AutoplayHandlers\Handlers\MPCPlayCDAudioOnArrival] "Action"="Play Audio CD" "DefaultIcon"="C:\\WINDOWS\\system32\\mplayerc.exe,0" "InvokeProgID"="MediaPlayerClassic.Autorun" "InvokeVerb"="PlayCDAudio" "Provider"="Media Player Classic" [HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\AutoplayHandlers\Handlers\MPCPlayDVDMovieOnArrival] "Action"="Play DVD Movie" "DefaultIcon"="C:\\WINDOWS\\system32\\mplayerc.exe,0" "InvokeProgID"="MediaPlayerClassic.Autorun" "InvokeVerb"="PlayDVDMovie" "Provider"="Media Player Classic" [HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\AutoplayHandlers\Handlers\MPCPlayMusicFilesOnArrival] "Action"="Play Music" "DefaultIcon"="C:\\WINDOWS\\system32\\mplayerc.exe,0" "InvokeProgID"="MediaPlayerClassic.Autorun" "InvokeVerb"="PlayMusicFiles" "Provider"="Media Player Classic" [HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\AutoplayHandlers\Handlers\MPCPlayVideoFilesOnArrival] "Action"="Play Video" "DefaultIcon"="C:\\WINDOWS\\system32\\mplayerc.exe,0" "InvokeProgID"="MediaPlayerClassic.Autorun" "InvokeVerb"="PlayVideoFiles" "Provider"="Media Player Classic" ..a big MF I know..