This all started because I got a peice of malware. After some work with Malware bytes I was able to remove the software. Since then I've removed Malware bytes.
I tried to reinstall MSE and got the "already installed" error. So I tried removing any other Antimalware/anti-virus I've known that's ever been installed.
I've tried removing any registry references to MSE.
If you intend to install MSE, you need to remove McAfee completely from your system.
You should never have more than one security product installed on the PC providing active protection/scanning. This can cause performance issues, system instability, and can hinder the effectiveness of both products at providing protection.
^_^ Windows Insider MVP (Security), Moderator Microsoft Community