Canon imagePROGRAF TX-3100 36" Printer with Basket - Manual (Page 704)

Delete the Unnecessary Canon IJ Printer from the Printer List
A Canon IJ Printer that you no longer use can be deleted from the printer list.
Before deleting the Canon IJ Printer, disconnect the cable that connects the printer to the computer.
The procedure to delete the unnecessary Canon IJ Printer from the printer list is as follows:
You cannot delete the Canon IJ Printer unless you are logged on as a user with administrative rights.
1. Open System Preferences , and select Printers & Scanners 1.
2. Delete the Canon IJ Printer from the printer list 2.
From the printer list, select the Canon IJ Printer to be deleted, and then click - .
Click Delete Printer when the confirmation message appears.
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