Avast remains in trial mode with limited functionality until you insert the license file into the program, so it's best to activate it as soon as you can. When you purchased an Avast program, you ...

Avast anti-virus and security software protects your computer with a powerful firewall, spam filter and spyware blocker. If a problem occurred during the installation of Avast, the program will not ...

Avast Internet Security adds a decent firewall and a substandard spam filter to the standalone antivirus's feature set. It does cost less than most suites, but it's worth paying a bit more for ...