• Fit Paper SizeEnlarge or reduce the original to match the size of the paper you are using.Note• The printer driver automatically enlarges originals 3 mm (0.12 in) past the dimensions of the paper on eachside. The 3 mm portion beyond the edge on each side is not printed.For instructions on borderless printing of photos, images, and other documents to match the paper size, referto the following topics, as appropriate for your operating system.• Borderless Printing by Resizing Originals to Match the Paper Size (Windows) ➔P.81Note• To perform borderless printing with resizing to fit the paper size on Mac OS, select borderless in PaperSize and use Scale to fit paper size in the Paper Handling panel provided by the OS.For more information, see the Mac OS User Manual.Borderless Printing by Resizing Originals to Match the Paper Size (Windows)Borderless Printing by Resizing Originals to Match the Paper Size (Windows)This topic describes how to enlarge originals before borderless printing to match the paper size, based on the fol-lowing example.Important• When borderless printing is used, the edge of the paper is cut during printing. Thus, ink density may be uneven atthe edges. If you require higher image quality, select No from the Automatic Cutting list in the Roll Paper Op-tions dialog box. In this case, the paper can be printed without borders on the left and right sides only. Onceprinted and cut, please cut the upper and lower bands with scissors.• Document: Any type• Page size: 10×12 inches (254.0×304.8 mm)• Paper: Roll• Paper type: Canon Glossy Photo Paper 170gsm• Roll paper width: 10 inches (254.0 mm)1 In the application, create an original that takes up the entire space of the paper size.Note• If you can specify the margin, as in Microsoft Word, set the margin at 0 mm. For instructions on specifyingthe margin, refer to the software documentation.2 Choose Print in the application menu.iPF830 Borderless Printing by Resizing Originals to Match the Paper Size (Windows)User's GuideEnhanced Printing Options Borderless Printing81