You may be able to fix some printer issues if you uninstall, then reinstall the printer drivers. Follow the instructions below for your computer's operating system.
Windows - uninstall using an app
Some versions of the printer software include an uninstall app. If you have it, use it. If not, skip to the next section.
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Disconnect the USB cable connected to the printer or turn the printer OFF.
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Hold down the Windows 
key and type R. In the Run box, type control panel and select OK.
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For Windows XP, select Add or Remove Programs. For other versions of Windows (Vista / 7 / 8 / 8.1 / 10), select Programs and Features.
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Select Canon MX920 series MP Drivers from the list. Then, select Uninstall.
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If a dialog appears asking which printer to uninstall, select the appropriate printer.
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Depending on your operating system, you may need to log in with an administrator account or confirm that you want the software to make changes to your computer.
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Select Execute. When the confirmation message appears, select Yes. When all files are deleted, select Complete. The deletion of the MP Drivers is complete.
IMPORTANT: The printer driver, XPS printer driver, ScanGear (scanner driver), and fax driver will be deleted when you uninstall the MP Drivers.
Windows - uninstall manually
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Log on to your computer. You may need administrator privileges to perform this task.
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Navigate to the printer settings on your computer. It is usually in Control Panel or Settings.
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Select the printer you want to remove. Depending on your operating system, you may need to right-click on the printer to open a menu, or a Remove printer or Delete printer option may appear in the command bar.
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Agree to the uninstall process.
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Select any other printer in the list of printers within Control Panel.
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Select Print server properties.
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Select the Drivers tab.
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Select the printer driver to remove, and then select Remove.
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If asked, select Remove driver and driver package.
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Select OK.
Mac - uninstall
A Canon IJ Printer that you no longer use can be deleted from the printer list.
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Disconnect the USB cable connected to the printer or turn the printer OFF.
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Log in as an administrator.
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Open System Preferences, and select Print & Fax.
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From the printer list, select the Canon IJ Printer to be deleted, and then select - (the minus button).
Windows and Mac reinstall
Choose the connection type and operating system you use, then select the link for reinstall instructions.
