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Click the Apple logo in the top-left corner of the screen. A drop-down menu will appear. It's at the top of the drop-down menu. This printer-shaped icon is on the right side of the System Preferences window. Click the "Canon" option in the upper-left side of the window. It's at the top of the window. This option is near the top of the Scan tab window. It's in the lower-right side of the window. Click the "Format" drop-down box, then click a file type (e.g., PDF or JPEG) that you want to use to save your file. Click the "Kind" drop-down box at the top of the page, then select a color option (e.g., Black and White). Your scanner may have limited options here. Click the "Save To" drop-down box, then click a folder in which you want to save your scanned document (e.g., Desktop). Depending on the type of file that you're scanning, you may want to change the "Resolution" value or the "Orientation" value here. It's in the bottom-right corner of the window. Your document will begin scanning into your computer. When it finishes, you'll be able to find it in your selected save location.
Open the Apple menu . Click System Preferences…. Click Printers & Scanners. Select your Canon printer. Click the Scan tab. Click Open Scanner…. Click Show Details. Select a file type. Decide on a color. Select a storage location. Change other options on the page. Click Scan.