Please add spaces between words: DidsomeoneemailyouaSA4fileandyou'renotsurehowtoopenit?MaybeyouhavefoundaSA4fileonyourcomputerandwonderingwhatit'sfor?Windowsmighttellyouthatyoucan'topenit,orintheworstcase,youmightencounteraSA4filerelatederrormessage.
Did someone email you a SA4 file and you're not sure how to open it? Maybe you have found a SA4 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 SA4 file related error message.