All HTTP requests are blocked from all applications including Windows Update.
"TCP connections are established but no HTTP request is sent," according to Michael S.
As for the definition files, I think this always happens to me because Mom doesn't use her laptop everyday.
So when I get on it, the time to check for updates has elapsed and the first thing it does is to start the update process.
Avoid uninstalling the AVG protective software or any other antivirus tool using the Add or Remove Programs utility.
Protective tools, such as AVG, place their files deep into your system for effective functioning and all of these files are not removed by Add or Remove Programs utility.
Users affected by the problem have started threads (here and here among others) on Avast's support forum. "Non tech savvy users will have issues reporting or getting the problem fixed," he explained.
"To regain web access you have to disable Web Shield or disable Avast or uninstall Avast.Join here for the latest on how people are making money – and how they're losing it.Updated An Avast software update pushed out on Wednesday is preventing web access for at least some devices running the firm's freebie anti-malware software. My mother's laptop has AVG on it and every time I boot it up, it starts downloading definitions and running scans.These quick scans are not very quick, from what I have seen.It seems that our cynicism about the "free" status of software and services is ultimately overridden by the fact that we'd rather do anything than cough up money to use them.