Hi, > Please tell me which is the software to be installed to play the movie > (.DAT) files on FC4. The totem movie player, or Helix did not work for > me. Kindly inform where download a player that is compatible to > microsoft media player. .DAT could be anything! IMHO, Totem (as supplied with FC) is pretty much useless - you're much better off getting a copy of mplayer or xine. TTFN Paul -- "Some people will do anything for a woman in uniform" - The Doctor - Unregenerate (Big Finish audio)