https://community.usa.canon.com/t5/Desktop-Inkjet-Printers/PIXMA-TR4640-not-showing-black-ink-level/m-p/524403#M76217 <P>I need a help to my printer PIXMA TR4640, it's not showing black ink on the screen while the ink is full. I have tried by all means but not showing up. What can I do?</P> Wed, 15 Jan 2025 13:12:27 GMT McCHONG 2025-01-15T13:12:27Z https://community.usa.canon.com/t5/Desktop-Inkjet-Printers/PIXMA-TR4640-not-showing-black-ink-level/m-p/524403#M76217 <P>I need a help to my printer PIXMA TR4640, it's not showing black ink on the screen while the ink is full. I have tried by all means but not showing up. What can I do?</P> Wed, 15 Jan 2025 13:12:27 GMT https://community.usa.canon.com/t5/Desktop-Inkjet-Printers/PIXMA-TR4640-not-showing-black-ink-level/m-p/524403#M76217 McCHONG 2025-01-15T13:12:27Z https://community.usa.canon.com/t5/Desktop-Inkjet-Printers/PIXMA-TR4640-not-showing-black-ink-level/m-p/524423#M76218 <P>If you run a nozzle check is everything printing?</P> <P>You tried reseating the cartridge?</P> Wed, 15 Jan 2025 13:42:54 GMT https://community.usa.canon.com/t5/Desktop-Inkjet-Printers/PIXMA-TR4640-not-showing-black-ink-level/m-p/524423#M76218 jrhoffman75 2025-01-15T13:42:54Z