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

Windows 11’s latest cumulative update is not a routine housekeeping patch, it closes critical security holes and stabilizes the operating system at a moment when attackers are actively probing for ...

Windows 11 KB5086672 is now rolling out as an optional update with several notable improvements after March 2026 update ...

Windows 11 now shows Secure Boot alerts to help users prepare for 2026 certificate expiration and avoid security issues.

New out-of-band Windows 11 update fixes March's installation errors - how to get it ...

Above and beyond the benefits of a fresh do-over, clean installing Windows 11 improves security, exposes new features, and more. With the Windows 10 end of support date arriving on October 14, ...

Jake Peterson is Lifehacker’s Tech Editor, and has been covering tech news and how-tos for nearly a decade. His team covers all things technology, including AI, smartphones, computers, game consoles, ...

Microsoft has pulled a buggy Windows 11 non-security preview update to investigate a known issue that triggers 0x80073712 errors during installation.