Canon PIXMA MG2525 All-in-One Inkjet Printer (Black) - Manual (Page 250)

Scaling the Printing to Fit the Paper Size
The procedure for printing a document that is automatically enlarged or reduced to fit the
page size to be used is as follows:
1. Check the paper size
Check that the Paper Size in the Print Dialog is the same as the paper size that you
set in the application software.
2. Select Paper Handling from the pop-up menu
3. Set the print paper size
Check the Scale to fit paper size check box. Then from the Destination Paper Size
pop-up menu, select the paper size that is actually loaded in the machine.
4. If necessary, check the Scale down only check box
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