Keep your PC safe by downloading the Virus Definition File for your copy of Avira Anti Vir.
Therefore, users don't need to worry about the reliability of their security software.
However, manual update is sometimes necessary, for instance if no Internet connection is available.
Their installation will be automatic, by means of a Windows Installer.
Even though viruses have now grown very numerous, one thing hasn't changed: our commitment to provide you with all-round protection.
Avira Personal Edition Classic performs PC scans for malicious programs (viruses, Trojans, worms, backdoor programs, hoaxes, dialers etc.), at a fast speed, on a regular basis.