This text is missing some spaces, please add them: DidsomeoneemailyouaM$Sfileandyou'renotsurehowtoopenit?MaybeyouhavefoundaM$Sfileonyourcomputerandwonderingwhatit'sfor?Windowsmighttellyouthatyoucan'topenit,orintheworstcase,youmightencounteraM$Sfilerelatederrormessage.
Did someone email you a M$S file and you're not sure how to open it? Maybe you have found a M$S file on your computer and wondering what it's for? Windows might tell you that you can't open it, or in the worst case, you might encounter a M$S file related error message.