Those of you who use winrar should notice that there's a "virus scanner" located in winrar when you download a file.

This tutorial will show you how to integrate Avira's Luke Filewalker into winrar's virus scan.

Click on virus scan located at the top right of WinRAR

Under Virus scanners found by WinRAR, select: "User defined"

Next to scanner name select browse and locate:

C:\Program Files\Avira\AntiVir_version\avscan.exe

In "Virus scanner parameters" type:

/GUIMODE=1 /PATH="%f"

Select ok.