topic Horizontal lines on prints in Professional Photo Printers https://community.usa.canon.com/t5/Professional-Photo-Printers/Horizontal-lines-on-prints/m-p/338829#M11376 <P>Hello, I was wondering if someone had some advice on an issue I regularly have printing from my Canon Pixma Pro-100S.</P><P>Horizontal lines appear in areas where colours are either quite even or light. This doesn't happen all the time (I've had some beautiful perfect prints) but since last year it's quite regular, specially when some photos have even colours with little gradients.</P><P>&nbsp;</P><P>I am printing from Lightroom classic (10.2) on Catalina 10.15.7. I have updated the printer's drivers, done a Deep cleaning through the printer's Utility app and now out of ideas!</P><P>&nbsp;</P><P>Any advice would be hugely appreciated, thank you!</P><P><IMG src="https://community.usa.canon.com/t5/image/serverpage/image-id/28058i50E1A9C8B2F4DAEF/image-size/original?v=v2&amp;px=-1" border="0" alt="IMG_0627.jpg" title="IMG_0627.jpg" /></P> Thu, 01 Apr 2021 14:51:20 GMT mahr 2021-04-01T14:51:20Z Horizontal lines on prints https://community.usa.canon.com/t5/Professional-Photo-Printers/Horizontal-lines-on-prints/m-p/338829#M11376 <P>Hello, I was wondering if someone had some advice on an issue I regularly have printing from my Canon Pixma Pro-100S.</P><P>Horizontal lines appear in areas where colours are either quite even or light. This doesn't happen all the time (I've had some beautiful perfect prints) but since last year it's quite regular, specially when some photos have even colours with little gradients.</P><P>&nbsp;</P><P>I am printing from Lightroom classic (10.2) on Catalina 10.15.7. I have updated the printer's drivers, done a Deep cleaning through the printer's Utility app and now out of ideas!</P><P>&nbsp;</P><P>Any advice would be hugely appreciated, thank you!</P><P><IMG src="https://community.usa.canon.com/t5/image/serverpage/image-id/28058i50E1A9C8B2F4DAEF/image-size/original?v=v2&amp;px=-1" border="0" alt="IMG_0627.jpg" title="IMG_0627.jpg" /></P> Thu, 01 Apr 2021 14:51:20 GMT https://community.usa.canon.com/t5/Professional-Photo-Printers/Horizontal-lines-on-prints/m-p/338829#M11376 mahr 2021-04-01T14:51:20Z