certificate expiry

  1. KB5079271 and KB5079270: Urgent Windows 11 Pre boot and WinRE Updates for 2026 Secure Boot

    Microsoft’s quietly published February 24, 2026 platform updates — KB5079271 (a Setup Dynamic Update) and KB5079270 (a Safe OS / WinRE Dynamic Update) — target the under‑the‑hood plumbing that runs before Windows fully boots and during feature upgrades, and they carry an urgent operational...
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    • Forum: Windows News

  2. Secure Boot Certificates Expiring in 2026: Transition to 2023 CA Family

    Microsoft’s long-lived Secure Boot certificates issued around 2011 are scheduled to begin expiring in mid‑2026, and the operating-system and firmware ecosystem is in active, coordinated motion to replace those keys with a new “2023” certificate family to avoid a calendar-driven break in Secure...
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  3. Reviving the ATI Radeon HD 2600 XT on Windows 10: Safe Legacy Drivers and Advanced Hacks

    The long-lived ATI Radeon HD 2600 XT — a midrange 2007–2008 GPU that shipped in dozens of retail and OEM boards and even as an Apple‑blessed option for early Mac Pro systems — can still be made to work on modern Windows systems, but the path is now one of compromise: you can expect a stable...
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    • certificate expiry hd-2600-xt legacy drivers mac pro a1186 oem firmware secure boot windows 10 windows update
    • Replies: 1
    • Forum: Windows News