How do I print a multi-page design like tiles for a mosaic?

While DSM v2 or v4 do not have direct options for multi-page prints, you can try the below based on feedback from a fellow DSM user:

Choose the print contents to cover the extents of your 2D design, rather than the zoomed in view.

Take note of the scaling factor and print as a PDF.

Open the PDF with Adobe Acrobat or your viewer of choice, launch the print dialog, choose the 'poster' type and enter the tile scale as '100+original factor in DSM'