Typically the Avira Virus Definitions allow manual revise of your Avira Free Antivirus, Avira Antivirus Pro and Avira Internet Safety measures when you do not have world wide web connection or in case auto revise fails. To manually update virus descriptions download and run the Avira FuseBundle Generator that will make download typically the actual virus definitions in a GO file that you can later work with to update your Avira products. In addition Available: Download Avira Free Antivirus Get Avira Virus Definitions Latest Version