Canon PIXMA MG6320 Online Manual page 234

Note
Available editing functions vary depending on the selected PREMIUM Contents.
You cannot edit multiple PREMIUM Contents at the same time.
(3) Display Size Setting Bar
Click (Reduce) or
the display size by dragging the slider.
Note
See "Downloading and Printing PREMIUM
Contents.
(Reduce/Enlarge)
(Enlarge) to reduce or enlarge the display size. You can also freely change
Contents" for how to print using downloaded PREMIUM