# pdfposter > Convert a large-sheeted PDF into multiple A4 pages for printing. > More information: . - Convert an A2 poster into 4 A4 pages: `pdfposter {{[-p|--poster-size]}} a2 {{input_file.pdf}} {{output_file.pdf}}` - Scale an A4 poster to A3 and then generate 2 A4 pages: `pdfposter {{[-s|--scale]}} 2 {{input_file.pdf}} {{output_file.pdf}}`