Updated:09/30/2020

These are the most viewed FAQs, ranked by popularity.

1. 1.The message "xxxxxxx.xxx can't be opened because it is from an unidentified developer." appears on OS X v10.8.x. (where xxxxxxx.xxx is the file name.)
2. 2.I still see the "Toner Empty" message on the LCD even after replacing the toner cartridge.
3. 3.How to identify your Operating System (OS).
4. 4.Windows 10 Support Information
5. 5.The paper is skewed when it's printed.