Removing Managed Version of WebRoot
Some MSPs used the managed version of WebRoot on client computers. Uninstalling it can be a hassle as it is meant to be.
Go to C:\ProgramData\WRDATA
and delete the folder.
You will need to show hidden files.
Now uninstall from Add/Remove Programs
or
Run a command line instance as Administrator.
"C:\Program Files\Webroot\WRSA.exe" –uninstall