HL-1850 FAQs & Troubleshooting HL-1850 Not your product? Sort by: Updated Date Popularity 4 Results 1. 29/01/2014 How do I print on labels, transparencies etc? 2. 27/09/2011 Use the "Booklet Printing" feature. 3. 27/09/2011 Print on both sides of the paper(2-sided/Duplex Printing). 4. 26/09/2011 Print on envelopes. Print FAQs & Troubleshooting