How to Solved Avira Antivirus Error Code 500?
The Avira Antivirus error code 500 indicates a generic error, which is an HTTP
status code. The error may occur due to a corrupted file or when a web server is
temporarily not available. The error window has a “Could not apply activity
filter” message on it. If you come across the Avira Antivirus error 500, proceed
with the steps mentioned below to fix it.
Step 1: Add All Components of Avira
Check if the internet connection on your computer.
Press the Start button and go to Settings.
In the Settings windows, select the Apps & Features tab on the left panel.
Now, locate the Avira app in the Apps & Features section.
Click the Modify option next to the Avira Antivirus application. Then, click the
Checkmark all the components of the Avira Antivirus software, and click Next.
Restart your computer and check whether the Avira Antivirus Error 500 issue has
Step 2: Reinstalling Avira
Press the Windows+R buttons together to open the Run dialog box.
Type “appwiz.cpl” in the Search section. Then, click on the OK button.
Now, select the Avira Antivirus software, and click Uninstall.
When prompted for confirmation to uninstall the software, click Yes.
Reboot your computer and install the Avira Antivirus software once again.