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

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 updates Defender in Windows install media to block threats during setup and close early security gaps.

Are you tired of Windows 11 constantly asking you to restart to apply updates? Good news: the latest feature is here to fix that, but there is a catch. Windows Hotpatch is now avaialble for Windows 11 ...

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

Microsoft released an emergency update to fix the March 2026 KB5079391 non-security preview update, which was pulled over the ...

Support for Windows 10 has ended, putting your system at risk. You don't have to upgrade—here's how to stay protected.

Microsoft has halted the rollout of a Windows update after some users encountered installation errors. The update, KB5079391, was released last week as a preview rather than a security update.

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, ...

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