Mail attachments: open with other apps | iOS 11 Guide [iPad]by Tom RolfeJune 24, 2016August 24, 2017 Email attachments can be opened using the app of your choice.Tap and hold on the attachment and a pop-up will appear with different options to choose from. Tags:iPadTips10iPadTips11MailLeave a Reply Cancel replyYour email address will not be published. Required fields are marked *Name * Email * Website Comment * Save my name, email, and website in this browser for the next time I comment.