The Windows Defender antivirus program, also known as Windows Security, comes installed with Windows 11/10. It is an antimalware scanning tool that lets you boot and scan from a trusted environment.

Microsoft has silently fixed the "items skipped during scan" Windows Defender bug that was causing some items to be excluded from scans if they were stored on a network device. The issue was fixed ...

When performing a full antivirus scan using Windows Defender, a recent definition update or Windows update is causing the program to crash in the middle of a scan. We first heard about this issue from ...

If the scan of your hard drive with Microsoft Defender seems to take forever, it's worth finding out why. Here are the basics: Microsoft Defender is the virus protection integrated into Windows by ...

Microsoft has had more than its fair share of Windows 10 quality control problems over the past few months, with one of the most recent ones relating to its Windows Defender anti-malware software. As ...

Microsoft this week announced that its Microsoft Defender Vulnerability Management solution can now scan Windows devices that are lacking certain agent support. This capability, called "authenticated ...

It’s imperative to keep Microsoft Defender up to date even when Windows Update isn’t working. Here are several methods to manually update Defender. Microsoft Defender is the built-in anti-malware ...

For most people using a supported and fully updated Windows 11 computer, yes: Microsoft Defender Antivirus and the other protections inside Windows Security are sufficient as the primary antivirus.

If Windows Security or Windows Defender isn’t working properly, make sure you don’t have any other third-party antivirus app installed. If you have more than one security software installed on your ...