Originally Posted by
Some person
Isn't there also a rule that non-EU passengers have to either print out the boarding pass on paper or pay the boarding card re-issue fee at the airport so that FR can put a stamp on the ticket?
Yes, this stamp is the 'visa check' stamp (which they supposedly cannot put on a phone, hence the rule that the boarding pass must be printed out). Lots of hoops to jump through with Ryanair!