For any of the above types of issues, your printer's feeders / rollers may be dirty or dusty, and these cleaning sheets will clean the rollers and effectively increase the efficiency of paper feeding.
Simply feed 1 of these sheets into your printer from the top feeding paper section, and press on the paper feed button. Your printer will draw the cleaning sheet into your printer, and clean your rollers and plates. Illustrated instructions included.
This item includes 2 cleaning sheets, each sheet can be reused 2-3 times.