Firewall in an error state, not working or in error state (AVG)

Because there are several reasons why AVG Firewall can become inactive, we recommend proceeding as follows to address the most common causes and fix the problem:

Run the AVG Firewall configuration wizard:

1. Open the AVG User Interface.
2. Double-click the Firewall component, and then click Regenerate configuration.
3. Click Yes to confirm the replacement of Firewall settings.

If the issue persists, re-initialize the AVG Firewall component in Windows:

1. On the taskbar, click Start -> (Settings) -> Control Panel.
2. Double-click Network connections (or Network and Sharing Center).
3. Right-click Local area connections, and then select Properties.
4. Under This connection uses the following items, clear the AVG network filter driver check box.
5. Click OK to save the changes.
6. Right-click Local area connections again, and then select Properties.
7. Select the AVG network filter driver check box, and then click OK.
8. Restart your computer.

If the issue is still not resolved, repair the AVG installation:

1. Download the latest AVG installation package from our site.
2. Run the file and select Repair installation.

Source : Official AVGsa Website
Editor by : BEST Antivirus KBS Team