i have some movies downloaded on my pc that are kvcd and xvid and when i try to click on them to watch them it says windows cannot open the files. What do i need to do
You need codecs installed to play those files. So download and install one of the codecs that I have linked for you. http://www.afterdawn.com/software/video_software/codecs_and_filters/k-lite_codec_pack_full.cfm http://www.afterdawn.com/software/video_software/codecs_and_filters/xvid.cfm