Here is a link to initiate chat or email.
Did you do the mandatory Etsy upgrade - it was required as of July 1st. Here's a link that you can use if you haven't done it. https://help.printify.com/hc/en-us/articles/4545030473233-Etsy-Integration-Update
Printify says the order will transfer within 2 hours. They say if it hasn't it is a payment issue - like payment pending. It will only go through if payment has cleared.