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How to Update Avira Antivirus. Avira Antivirus is Associate in Nursing antivirus program that protects your laptop from infected files like spyware, adware, viruses and trojans. Avira is consistently change its virus definitions and frequently puts out new updates many times each day. Avira comes with an automatic downloader, but it may not work properly if the software is installed incorrectly or there is another program conflicting with Avira. Manually updating your Avira software takes a bit more time, but it is as easy as clicking a few buttons.

How to Update Avira Antivirus

- Visit Avira's website and download the newest virus file definition. Click "Download VDF" if you are using the most newest version of Avira, or click "Download IVDF" if you are using an older version of Avira.

- Save the folder to the desired location on your computer. Click "OK".

- Open Avira Antivirus. Click "Update" and select "Manual Update". Find the downloaded VDF or IVDF folder on your computer. Select it and click "Open". Avira will now update itself with the newest definitions. A status screen will alert you when the update is complete.