Click 'Firewall'. It's the icon of a shield encompassed in a brick wall.ħ. Select 'Status'. This will be the icon of a shield in the left side panel.Ħ. You may have to click 'Yes' to allow Avira to make changes to your computer if prompted.ĥ. Slide the Real Time Protection switch to OFF. If you don't see the icon, click the arrow button at the edge of the System Tray to expand the Tray and display all the icons.Ĥ. The icon is red with the outline of a white umbrella. Right-click the Avira icon in the System Tray. This is located in the lower-right corner of the desktop. Disabling Avira Antivirus and Firewall Protection To temporarily disable Avira antivirus and firewall protection on your computer due to an error in the Chart Installer program, do the following:ġ.