HP OfficeJet Pro 6968 will only print in black. Errorsdoc » Questions » HP OfficeJet Pro 6968 will only print in black. 1.63K viewsAugust 13, 2018 0 Louise Barnes, (anonymous) August 10, 2018 0 Comments HP OfficeJet Pro 6968 will only print in black. i got new cartridges and my printer still will not print color. The black cartridge is a 902, but my printer uses 902XL. could that be the issue? venmartin Changed status to publish August 13, 2018 Add a Comment 0 Answers ActiveVotedNewestOldest Write your answer. Register or Login