system
1
Just installed Avast free addition.When I go to scan,I am unable to change
areas to scan in settings.I can see where I need to go,but the page is a light grey color and blocked some reason.
Help plz.
system
2
Hi xenaphobe, welcome to the forum 
It is not possible to change the default scans.
The best way to resolve this is to create a custom scan.
Open avast → “Scan Computer” tab → “Scan Now” tab → “Create Custom Scan” in the bottom right.
Scott