Place the envelope in your printer’s envelope tray or manual feed slot
Adjust the paper guides to fit the envelope snugly
Open your document and select the print option
Choose the correct envelope size in the page setup or printer settings
Set the orientation to match how the envelope feeds into your printer
Enter the recipient and return address in the proper positions
Print a test on plain paper first if needed
Load one envelope at a time if your printer requires it
Start the print job
Check the printed envelope for alignment and readability