Panda updated, then crashed very few minutes. Unable to talk to them about it as their forum is blocked by CAPTCHA saying they must pay to upgrade to version2.
Kaspersky won't even finish installing.
Bit Defender and others all start to install and then declare they are incompatable with Vista.
Avira throws a serious wobbly and blocks all sites, all emails and stops me opening basic files.
So I'm on Zone Alarm AV and firewall again after several years.