Originally Posted by BlueZebra

Depends on what you are talking about. When we went, the hard copy was adequate to get out of the airport, but the hard copy doesn't have the account status text below it, and the rental car, hotel and golf courses didn't have QR readers, need the status below the QR code, proving you don't need to quarantine. We ended up with a screen capture from the our Hawaii website log in. The app provides the same.

Maybe by now more vendors have QR readers.