File system error (-1073741819)

Ccleaner will not open - I receive following message -

C\Program Files\CCleaner\CCleaner 64.exe – File system error (-1073741819)

Please help. How do I fix?

File system error -1073741819 is a User Account error and (usually) has a surprising fix - by changing the Audio scheme.

This shows how to do it using either solutions 1 or 2, it also gives 2 alternative fixes that involve more work:

https://appuals.com/file-system-error-1073741819-on-windows-10/

If that doesn't fix it then there are more technical solutions to try here:

https://www.xtremerain.com/file-system-error-1073741819/

Thanks for your reply. I'm not very computer literate so will ask my husband, when he arrives, to follow your instructions. I will let you know how it goes. Thanks again.