Untested under OS4 but I would say it will work. Model URL http://www.usa.canon.com/html/conCprTechSupport.jsp?modelid=7952&%3Bsection=10216&%3Bpname=BJC-1000&%3Bitem=7951 Manufacturer Canon Manufacturer URL http://www.canon.com Linux Compatibility It works OS4 Compatibility Unknown Tags Printers