Q: The Sibelius 7 print dialog box apparently does not recognize Return as equivalent to clicking on the Print icon. It would be nice if it did.
A: As you may have discovered, Sibelius 7 has redesigned the Print Dialog of Sibelius 7, essentially completely replacing the OS interface for printing. As a result, things look and behave differently than you may be used to.
more >> “Accessing The Print Button in the Sibelius 7 Print Dialog”