How do I make sure that my fax is delivered successfully? Bruce W December 28, 2017 09:54 Updated You will be able to see a delivered stamp below your fax once the fax is delivered successfully. You will also receive a push notification and an optional email from upon successful delivery. -iFax Related articles How do I cancel an auto-renewal subscription? How do I send a fax? Do I need an incoming fax number subscription to send faxes? How can I make sure that my fax will be clear and readable? What happens to my credits if a fax fails? Comments 1 comment Sort by Date Votes Sewen Thy November 12, 2018 01:09 Hi, how long will it stay in "Sending" state? -2 Please sign in to leave a comment.