Pursue the given step-by-step procedure to download your printer driver from ij.start.canon:

Start the process by opening a web browser on your system.
Now, you need to type ij.start.canon in the address bar which is given at the top of your screen. Then, press the Enter key from your keyboard.
A new window will appear on your screen. Click on the Setup tab located on the right side of the window.
Afterward, it will show you the Product Selection window. In the search bar, type your product model number and then click on the Go button given there.
It will take you to a new window from which you can download the printer driver. Select your desired operating system by clicking on the drop-down menu box from the field located at the top-right corner of the window.
After that, click on the Download button to initiate the downloading process which is given in the middle of the screen. By doing so, the setup file of your printer drivers starts downloading.
The downloading process might take some time, so you need to wait for its completion. When the file gets downloaded, it will be saved in the Downloads folder.
This concludes the download process of your printer driver from canon.com/ijsetup.