Canon imageCLASS MF264dw II Multifunction Monochrome Laser Printer - Manual (Page 544)

Pull the tab on the package and open the package.
5
Shake the toner cartridge five or six times to evenly distribute the toner inside the
cartridge.
6
Replace the toner cartridge.
Install the toner cartridge into the slot with the mark which is the same as the one on the toner cartridge.
7
Close the toner cover and lower the control panel.
Maintenance
535