https://community.usa.canon.com/t5/Professional-Photo-Printers/imagePROGRAF-1000-and-PPI-in-Lightroom/m-p/391957#M13797 <P>I use Lightroom Classic and an iMac to print with my Pro-1000. &nbsp;The PRINT module of Lr &nbsp;has a "Print Resolution" checkbox. &nbsp;When checked, you can chose the number of PPI. &nbsp;</P><P>For optimal output on a variety of photo papers:</P><P>1. Should the box be checked?</P><P>2. If so, what number of PPI should be used?</P><P>3. Does it change with the size of the print?</P><P>Many thanks in advance,</P><P>R</P> Mon, 31 Oct 2022 13:40:36 GMT rjsphd 2022-10-31T13:40:36Z https://community.usa.canon.com/t5/Professional-Photo-Printers/imagePROGRAF-1000-and-PPI-in-Lightroom/m-p/391957#M13797 <P>I use Lightroom Classic and an iMac to print with my Pro-1000. &nbsp;The PRINT module of Lr &nbsp;has a "Print Resolution" checkbox. &nbsp;When checked, you can chose the number of PPI. &nbsp;</P><P>For optimal output on a variety of photo papers:</P><P>1. Should the box be checked?</P><P>2. If so, what number of PPI should be used?</P><P>3. Does it change with the size of the print?</P><P>Many thanks in advance,</P><P>R</P> Mon, 31 Oct 2022 13:40:36 GMT https://community.usa.canon.com/t5/Professional-Photo-Printers/imagePROGRAF-1000-and-PPI-in-Lightroom/m-p/391957#M13797 rjsphd 2022-10-31T13:40:36Z