A family of Microsoft spreadsheet software with tools for analyzing, charting, and communicating data.
This is what I eventually had to do as well to stop it. Turning off the backup flag in the Control panel did stop the backup requests, as advertised, but only for about a week. Then the flag mysteriously started turning itself back on and I was back to getting the backup notices in my Office applications.
It's ironic that Microsoft's intention of forcing people to eventually have to use OneDrive, which we all know will eventually be a forced monetary charge on us, is actually resulting in us disabling OneDrive as the only way to get around the pain in the butt practices Microsoft is building into it.
I've been in product development for 43 years. I'd hate to be in an environment where my manager is telling me to do something to the code I'm developing which will be so obviously annoying and unjustified to the users.