Installing is simple, just run the definitions file and the antivirus will update.
Avast Virus Definitions is an application which updates your Avast!
virus database with the latest virus signatures along with techniques for detection and removal. Antivirus features i AVS, a fast automatic update based on Internet connection.
New virus definitions are released at least twice a week. updates automatically if your computer is connected to the Internet.
Download and install Avast Virus Definitions only if your computer doesn’t have Internet access to ensure you have the latest antivirus protection.
Antivirus and the database update does not require the re-installation of the software.
In order to ensure continuous and effective protection of your system, the virus database of your Avira product needs to be up-to-date. Virus Definitions VPS should only be performed if really needed, in case the Internet connection is down.
One common feature of major antivirus solutions is the automatic update of their virus definitions files, in order to make sure that the latest threats are quickly recognized and eliminated from your computer before they affect the system's functionality.
Avast security products make no exception and the antivirus software can perform signature updates even several times a day, ensuring a high detection rate and the application's reliability.