- Go to avery.com/print
- Design using template number 16239 or 16241
- Click Print and under Preferences or Properties, change Size to 4.25" x 10" and Paper Type to Cardstock or Heavyweight
- Print on a test sheet on plain paper cut to 4.25" x 10" using your printer's manual feed tray
- If you see that your print is shifting, you can use the Adjust Print Alignment tool in Preview & Print
- Once you verify that it is printing properly, you can print on the inserts
Note: not all printers have the option print custom sizes. If you cannot find the option to print 4.25" x 10", we would recommend reaching out to your printer manufacturer for more information.