Windows users beware. Microsoft has confirmed that Secure Boot certificates, first issued in 2011, expire in 8 just weeks.

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

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

How to check your Windows PC for expiring security certificates - a big one is ending soon ...

Microsoft's 2011 Secure Boot certificates expire June 2026, leaving millions of Windows 10 PCs vulnerable to boot-level ...

This article describes how to enable Secure Boot to install Windows 11. How Do I Enable Secure Boot? The easiest way to enable Secure Boot is to do so through UEFI. It's typically listed as one of the ...

Secure Boot protects your PC against bootkit malware. The Windows update refreshes expiring Secure Boot certificates. To install, head to Settings and select Windows Update. I typically advise Windows ...

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

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, ...

Most users are familiar with Windows Defender (the antivirus tool built into Windows Security), which continuously monitors the system for suspicious software activity and also identifies and blocks ...

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

Microsoft pulls a faulty Windows 11 update after installation errors leave users unable to install it, prompting a paused ...