Because this is a , you cannot open "part2" on its own. You must have all parts (e.g., part1, part2, etc.) in the same folder to successfully extract the video.
The file appears to be a segmented archive of a high-definition movie or documentary about the musician " Weird Al" Yankovic (e.g., Weird: The Al Yankovic Story ). File Breakdown W31rdH1st0r1aY4nk0v1c.m1080p.yamil.part2.rar
: Open the first file ( part1.rar ) using software like WinRAR , 7-Zip , or PeaZip . Because this is a , you cannot open "part2" on its own