Updated:11/18/2024

These are the most viewed FAQs, ranked by popularity.

1. 1.I cannot print from the MP Tray. Why?
2. 2.The message "[file name] can't be opened because it is from an unidentified developer." appears on OS X v10.8.x.
3. 3.Can I print from DOS applications?
4. 4.I'm experiencing a problem when printing from Adobe® Acrobat®/ Acrobat® Reader®/ Reader®. What can I do to correct this?
5. 5.How do I install the Lower Tray Unit? (LT-500)