ManiacJoe Trusted Member Aug 5, 2015 6,328 8 38 Jan 28, 2017 #2 Are you using Yahoo's email app or a different email app? Are you trying to open the attachment with or without downloading it first? Which PDF app are you using? What is the exact wording of the error message? Upvote 0 Downvote
Are you using Yahoo's email app or a different email app? Are you trying to open the attachment with or without downloading it first? Which PDF app are you using? What is the exact wording of the error message?