Why is my printer not outputting the correct number of copies?

Check the number of copies specified in the print dialog box.
Confirm the document is correctly printed from your computer.
Check the basic printer settings such as paper size, media type, and paper orientation.
Try different types of paper, as certain types of paper may not work properly.
Clean the inside of the printer if documents come out smudged or misaligned.
Check the toner level in the printer and replace the toner as needed.
Change printer settings as needed.
Check the print driver and update as needed.