Depending on your application, you may be able to select the paper size and orientation settings, and adjust the size of your printed document or photo, from the Print window.Note:
If you don’t see these settings in the Print window, check for them in your application before printing. For example, you may be able to open the File menu and select Page Setup.
1. Select the Paper Size setting for the paper you loaded.If you want to print a borderless photo, select the paper size with a Borderless option.You can load paper in these sizes and select the size in the printer software. A custom option is also available so you can create a custom size.Envelope #10 (4 1/8 × 9 1/2 inches)Half Letter (5 1/2 × 8 1/2 inches)
2. Choose a portrait or landscape orientation option for your document or photo. (Choose landscape for envelopes.)
3. To reduce or enlarge the size of your printed document or photo, select a different Scale percentage if available.