spigot search protection

The toolbar protector" Spigot Search Protection" has been detected bla bla bla
Do you want to completely remove it (recommended)

I have been going round in circles for days now don’t know what else to do.
i have uninstalled search bar
i have searched registry for entries and deleted them
i have let avast restart my pc numerous times and yet when i do browser cleanup its still showing as being on my pc
any help guys as i am completely stumped.

thanks phil

follow instructions https://forum.avast.com/index.php?topic=53253.0
attach requested logs