A video repack should be an .mp4 , .mkv , or .avi . If you download a "video" and it ends in .exe or .bat , do not open it —it is likely a virus.
If you're looking for information on how to repack or repackage software or media, I can offer some general advice: wwwxvidiocom repack
A Comprehensive Guide to www.xvido.com Repack: Understanding Video Downloading and Repacking A video repack should be an