Load envelopes in the paper tray.
About how to load envelopes, see Paper Specifications and Adding Paper for details.
Display the initial settings screen.
When using the standard operation panel
Press the [User Tools/Counter] key.
When using the Smart Operation Panel
Press the [Home] key on the top left of the control panel. Flick the screen to the left, and then press the [User Tools] icon () on the Home screen 4.
Press [Tray Paper Settings].
Select the paper size setting of the paper tray in which the envelopes are loaded.
Select the envelope size, and then press [OK].
Press [Next].
Select the paper type setting of the paper tray in which the envelopes are loaded.
Press [Envelope] in the "Paper Type" area, and then select the appropriate item in the "Paper Thickness" area.
Press [OK].
Close the initial settings screen.
When using the standard operation panel
Press the [User Tools/Counter] key.
When using the Smart Operation Panel
Press [User Tools/Counter] () on the top right of the screen.