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

Microsoft on Monday shifted Windows Defender from beta to final and added limited free phone support to the no-cost antispyware software.

A Windows Defender bug is reportedly negatively impacting the performance of Intel-based Windows 10 and Windows 11 PCs.

Microsoft looks to be close to launching a preview of a version of its Microsoft Defender for Windows security product for consumers interested in protecting a 'family' group of devices.

Microsoft is gearing up to roll out a new version of Windows Defender. Today, leaked images suggest new design and new features.

Windows 10, version 21H1 from May 2021 will not get security fixes in the January 2023 Patch Tuesday update.

Microsoft has released a special Defender update for Windows 11, Windows 10, and Windows Servers This update is meant to bring improved security and performance to Windows install images.

Why it matters: Microsoft has released a crucial bug-fixing update to its Windows Defender antimalware application. Its arrival means that some unlucky Firefox users should now get a much smoother ...

Microsoft this week announced Microsoft Defender for IoT version 22.1 at the 'general availability' (GA) commercial-release stage.

Microsoft has announced a new feature for Microsoft Defender for Endpoint (MDE) to help organizations prevent attackers and malware from using compromised unmanaged devices to move laterally ...