Greetings ,
More information is needed. Can you tell us the operating system (version and build) you're using the printer with?
Did you install drivers? You can use the link below for reference.
Canon Support for Color imageCLASS MF644Cdw | Canon U.S.A., Inc. https://share.google/XsinZu3N31zU0DmFL
~Rick
Bay Area - CA
~R5 C (1.1.2.1), ~R50v (1.1.1) ~RF Trinity, ~RF 100 Macro, ~RF 100~400, ~RF 100~500, ~RF 200-800 +RF 1.4x TC, BG-R10, 430EX III-RT ~DxO PhotoLab Elite ~DaVinci Resolve Studio ~ImageClass MF644Cdw/MF656Cdw ~Pixel 10 ~CarePaks Are Worth It
