Windows Security (formerly Windows Defender) is the built-in antivirus tool bundled with the operating system. It has saved ...

Windows users are, understandably, given the size of the operating system market share, a prime target for attackers of all kinds, from nation-state espionage actors to hackers and scammers. Windows ...

If the Windows Security app displays a yellow marker, it's time to update.

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 ...

Windows 11 has been on the market for almost four years now, but PC users have been slow to upgrade. As of January 2025, more than 60 percent of all desktop computers were still relying on Windows 10, ...

What is the Microsoft Update Catalog? The Microsoft Update Catalog is a service provided by Microsoft that allows users to manually search and download various software updates, drivers, and patches ...

The Windows Security app now displays additional information about the status of Secure Boot certificate updates on your PC, ...

Update, April 30, 2025: This story, originally published April 28, has been updated with further information regarding the hotpatching security update service for Windows Server 2025 users, as well as ...