Opening the Maintenance Tool ( Canon IJ Printer Assistant Tool )
https://support.usa.canon.com/library/ij/PrinterDriver/W/TR7500%20series/1.0/EN/PPG/dg-c_printer_assistant.html
Canon IJ Printer Assistant Tool is an application software to perform printer maintenance or change the settings of the printer. When MP Drivers are installed, Canon IJ Printer Assistant Tool is also installed. To install only Canon IJ Printer Assistant Tool, access the Canon web site and download the software.
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