HP OfficeJet Pro 6978 is not printing Errorsdoc » Questions » HP OfficeJet Pro 6978 is not printing 1.78K viewsAugust 15, 2018 0 daniel (anonymous) August 15, 2018 0 Comments hi, my HP OfficeJet Pro 6978 is not printing. It says the printer is not connected, but it is…?? venmartin Changed status to publish August 15, 2018 Add a Comment 0 Answers ActiveVotedNewestOldest Write your answer. Register or Login