It is always suggested to keep the antivirus software up-to-date on your computer, since, with a new update, the latest security features are added to the software. If your antivirus software becomes outdated, then it may result in security issues on your computer. Avast is a free antivirus application that provides full protection to your device and the files stored on it. Quick installation and easy access are the highlighting features of this antivirus application. But, some users have encountered an error with the Avast Free antivirus application, mostly while performing a software update after booting their Windows computers. This site will help you in solving the issue of Avast free antivirus will not update.