Why is my printer printing choppy?
Dirty or misaligned print heads Your printer may be printing fuzzy, blurry, or other faint text because of dirty print heads. All modern printers have a self-cleaning mode, which cleans the print heads, and additional internal equipment used in the printing process.
Why is my printer printing random lines?
A printer printing lines on the page is normally caused by a blocked, dirty or damaged print head. Blocked ink cartridge nozzles, or not removing protective seals correctly when you installed a new cartridge can also cause missing lines of print.