my LG phone keeps shutting down after I downloaded a file does it have a virus?

[AC Question]

Model number is LGM5323 I downloaded a file from a friend and when I went to open the download my phone shut down then came on and is trying to open then shuts down again

 

[Raptor007]

What did you d/l from your friend, it could be an unsupported file format or something the OS doesn't like.