AVG also protects your privacy by preventing data theft.
It analyzes the behavior of installed software and blocks any suspicious activity.
AVG Anti Virus Free is one of the best antiviruses on the market.
It's powerful, has lots of features, and has a friendly interface.
This may clear any "bugs" that are keeping the AVG software from updating. Reinstall AVG through the company's website using the link in Resources. If the software asks you to restart the computer, do this now.