Uploaded February 2026 | Updated September 2026, 2 weeks ago

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Are you trying to allow an app through the Windows 11 firewall, but the option is greyed out or disabled? In this video, you will learn how to fix the “Allow an app through firewall is greyed out” issue and regain full control of your Windows Security firewall settings.

This problem usually happens when:
• A third-party antivirus (like AVG, Avast, Norton, McAfee, etc.) disables Windows Firewall
• You previously uninstalled antivirus software, but leftover files are still blocking the firewall
• Firewall and Network Protection options are disabled in Windows Security

🔧 In this video, you will learn:
✔ Why firewall settings get greyed out
✔ How to disable third-party antivirus firewall
✔ How to re-enable Windows Firewall controls
✔ How to remove leftover antivirus files
✔ How to allow an app through firewall normally

After following these steps, your “Allow an app through firewall” button will be enabled again.

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