Canon i550 User Manual page 19

Further Printing Techniques
(2) Click the photograph you want to print.
(3) Click PRINT and select Layout printing from the pull-down menu.
The Layout Options dialog box appears and layout selection wizard starts.
3 Enter layout options.
(1) Select Tiled photo printing.
(2) Click Next.
(3) Click Page setup.
4 Select borderless printing.