- 78 -4. PrintPrinting on Various Types of PaperThis section describes how to print on various type of paper.• Printing on Envelopes• Printing on Labels• Printing on Long Paper• Printing on Custom Size Paper• Attaching the Envelope Lever (Except MC363)• Loading Envelopes• For Windows PCL Printer Driver• For Windows PS Printer Driver• For Mac OS X• Removing the Envelope Lever (Except MC363)• Curling or creasing may occur after printing. Be sure to perform a test print to check that no problems exist.• Load envelopes with the address side up in the direction as described below.- If you are using envelopes with the flap (for gluing) on the long edge (Monarch, Com-9, Com-10, DL, C5), loadthem with the flap folded so that the flap is on the left side when fed.• Duplex printing is not available for envelopes.Attaching the Envelope Lever (Except MC363)If a printed envelope is wrinkled, attach the envelope lever to the fuser unit.1 Remove the envelope lever from the MP tray.Printing on Envelopes