https://community.usa.canon.com/t5/Desktop-Inkjet-Printers/TS9020-Only-prints-using-PGBK-no-matter-what/m-p/333063#M9133 <P>I have adjusted all my settings back to default (as far as I can tell). I replaced all the cartridges with new ones. However, no matter what it only prints using pgbk. When I run "clean" and "deep clean" cycles, it only prints the pgbk cartridge. Why is this the case? Is there anything else I can try?</P><P>&nbsp;</P><P>*I am not set to greyscale&nbsp;&nbsp;</P> Sun, 31 Jan 2021 21:14:36 GMT DiscoSloth 2021-01-31T21:14:36Z https://community.usa.canon.com/t5/Desktop-Inkjet-Printers/TS9020-Only-prints-using-PGBK-no-matter-what/m-p/333063#M9133 <P>I have adjusted all my settings back to default (as far as I can tell). I replaced all the cartridges with new ones. However, no matter what it only prints using pgbk. When I run "clean" and "deep clean" cycles, it only prints the pgbk cartridge. Why is this the case? Is there anything else I can try?</P><P>&nbsp;</P><P>*I am not set to greyscale&nbsp;&nbsp;</P> Sun, 31 Jan 2021 21:14:36 GMT https://community.usa.canon.com/t5/Desktop-Inkjet-Printers/TS9020-Only-prints-using-PGBK-no-matter-what/m-p/333063#M9133 DiscoSloth 2021-01-31T21:14:36Z