Brother MFC-J491DW Online User's Manual page 50

When using envelopes, load the envelopes with the printing surface face up and the flap on the left as
shown in the illustration.
See Related Information: About Envelopes.
IMPORTANT
• DO NOT load more than one sheet of paper in the manual feed slot at any time. Doing this may
cause a paper jam. When printing multiple pages, do not feed the next sheet of paper until the LCD
displays a message instructing you to feed the next sheet.
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