Hello adfourdyce. Thank you for posting on the HP Forums. I understand the print quality of recent documents is lackluster. To troubleshoot the print quality issue, please apply the steps in this HP document: http://h10025.www1.hp.com/ewfrf/wc/document?docname=c02142902&tmp_task=solveCategory&cc=us&dlc=en&lang=en&lc=en&product=4021935
Please provide the results of your troubleshooting. The results will indicate whether or not the issue is hardware or software-related.
I'm only here to help!
Mario