Canon 4204B019AA User Manual page 709

Change information as needed on the Properties dialog box, then click OK.
5.
Removing Recipients from an address book
You can delete the contacts registered in the address book.
From the Start menu, navigate as follows:
1.
Windows 7:
From the Start menu, select Control Panel > Hardware and Sound > Devices and Printers.
Windows Vista:
From the Start menu, select Control Panel > Hardware and Sound > Printers.
Windows XP:
From the Start menu, select Control Panel > Printers and Other Hardware > Printers and Faxes.
Windows 2000:
From the Start menu, select Settings > Printers.
Right-click the printer icon for Canon (model name) series FAX, then click Printing
2.
Preferences....