Fix Canon Scanner Error “You Do Not Have Permission To Open The Application Canon IJScanner” On macOS Big Sur

 
 

Fix Canon Scanner Error You Do Not Have Permission To Open The Application Canon IJScanner On macOS Big Sur

This post provides steps to fix error “You do not have permission to open the application “Canon IJScanner” when trying to scan on macOS Big Sur, many users after updating to macOS Big Sur is facing this error message, this error also pop up after Installing the ICA Driver on macOS Big Sur 11.5  on PIXMA, MAXIFY or CanoScan. So please follow the steps provided below to fix when Canon scanner not working after Big Sur 11.5.1 update.

Please read before troubleshooting: In case your HDD/SSD has any other than Macintosh HD, then consider that name in place of Macintosh HD as this post will mention Macintosh HD as the HDD/SSD name.

In this post we assume that the Macintosh HD icon is present on your desktop screen. In case icon is missing then on the desktop then you can select Preferences from the Finder menu:

Big Sur Preferences

Put a check in the Hard disks box.

Hard disk Big Sur

In case you don’t want Macintosh HD icon on your desktop screen then from the Go menu in Finder find Macintosh HD by selecting Computer.

Macintosh HD Big Sur

Steps To Fix Error “You Do Not Have Permission To Open The Application “Canon IJScanner”

In the Finder, go to Macintosh HD/Library/Image Capture/Devices

Do a Control-click or make a right-click on CanonIJScanner*** (here *** means alphanumeric characters), now click on Open as shown in the pic below:

Mac Canon IJScanner

Now try scanning again

Now it should scan successfully, so this is how you can get your canon scanner working on macOS Big Sur, follow this workaround till Apple comes up with the update to fix error “You do not have permission to open the application “Canon IJScanner”.

 
 
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