How do I find a hidden McAfee app to uninstall again, I did in control panel. I installedf Noprtopn today McAfee will not totaly uninstall. I am getytint notification after notification beep after beep

Curious, did you run McAfee Consumer Product Removal tool (MCPR) before installing Norton? 

https://service.mcafee.com/?articleId=TS101331&page=shell&shell=article-view