system
10
OK thanks. As I already have browser hardening and anti-malware installed I only needed a minimal install of Avast! so I didn’t include the shields in the custom install I made.
http://i386.photobucket.com/albums/oo307/Davebucket17/AvastShields1_zpstwqirrcz.jpg
So, this may explain why this is happening. At the end of the day, I can live with the Action Centre not recognising Avast!.