Hi Larry,

You may have tried a plain Windows/programs/Adobe uninstall/reinstall or a Windows/programs/Adobe/repair.

They're not the same as the Adobe Reader DC and Acrobat DC Cleaner Tool.

It's Adobe's standalone pull-everything-out-by-the-roots uninstall-and-cleanup tool:

https://labs.adobe.com/downloads/acrobatcleaner.html

Cheers,

Carl Fogel