Avast Antivirus is a free application that you can use to protect your computer from malicious programs. This application has eight real-time shields that offer protection against Web-based and email-based malware attacks. If your Avast Antivirus installation does not respond properly, you can opt to restart it using the Component Services feature in Windows 7.
Click "Start," type "Component Services" (without quotes) and press Enter.
Click the option labeled "Services (Local)" on the left-side of the Component Services window to open a list of services.
Right-click the service labeled "Avast! Antivirus" and click "Restart."
How to Uninstall Avast!
Avast! is an antivirus program that helps protect your computer from outside intrusion and harm. Three types of software are offered with...