To block an application from accessing the internet using Windows Defender Firewall, follow these steps: Open Windows Defender Firewall on your PC. Click on the Advanced settings option.

If Windows Defender is blocking Avast antivirus, you can add the blocked file as an exception in Windows Security. Here are some more fixes.

Latest Windows Defender update adds new security feature that can help block vulnerable third-party drivers on your PC.

Microsoft has announced that Windows 10 will start automatically blocking Potentially unwanted applications (PUAs) in early August. This feature was actually included in the Windows 10 2004 May ...

Microsoft has released new Windows 11 builds to the Beta Channel with improved Microsoft Defender for Endpoint ransomware attack blocking capabilities.