If you are using a Windows PC and you are experiencing an error similar to this when attempting to scan with IJ Scan Utility, please If you receive an error similar to this when attempting to scan with the IJ Scan Utility, or when attempting to specify a destination folder for saving images : This may be caused by the permissions for your destination folder being set to Read only
resolve the required privileges error ... Troubleshoot a "required privileges error " with the IJ Scan Utility from a Windows computer. When attempting to scan, you may get an error message that looks similar those below. ... Cause This may be caused by a setting in Windows Defender called Controlled folder access ... Allow IJ Scan Utility to work through Windows Security Select Allow an app through Controlled folder access ... You can close this window and you'll be able to scan and save your images .
If the error message Canon Quick Menu has stopped working ... Deleting files from TWAIN_32 may cause certain imaging devices (scanners, webcams, etc.) to stop functioning. ... Deleting folders from TWAIN_32 may cause imaging devices connected to your computer to stop functioning properly.
Cause This may be caused by a setting in Windows Defender called Controlled folder access If this is enabled, you won't be able to scan with IJ Scan Utility.
From the Start menu, select Control Panel > Appearance and Personalization > Display > Adjust screen resolution > Advanced settings. On the Monitor tab of the displayed dialog box, set Colors to High Color (16 bit) or True Color (32 bit).