March 10, 2026—KB5078938 (OS Build 14393.8957)

March 10, 2026—KB5078938 OS Build 14393.8957 Windows Secure Boot certificate expiration Important: Secure Boot certificates used by most Windows devices are set to expire starting in June 2026. This might affect the ability of certain personal and business devices to boot securely if not updated ...

January 17, 2026—KB5077796 (OS Builds 19045.6811 and 19044.6811) Out-of-band

January 17, 2026—KB5077796 OS Builds 19045.6811 and 19044.6811 Out-of-band Windows Secure Boot certificate expiration Important: Secure Boot certificates used by most Windows devices are set to expire starting in June 2026. This might affect the ability of certain personal and business devices to...

January 13, 2026—KB5073723 (OS Build 17763.8276)

January 13, 2026—KB5073723 OS Build 17763.8276 Windows Secure Boot certificate expiration Important: Secure Boot certificates used by most Windows devices are set to expire starting in June 2026. This might affect the ability of certain personal and business devices to boot securely if not update...

December 18, 2025—KB5074975 (OS Build 17763.8148) Out-of-band

December 18, 2025—KB5074975 OS Build 17763.8148 Out-of-band Windows Secure Boot certificate expiration Important: Secure Boot certificates used by most Windows devices are set to expire starting in June 2026. This might affect the ability of certain personal and business devices to boot securely ...

December 9, 2025—KB5071546 (OS Builds 19045.6691 and 19044.6691)

December 9, 2025—KB5071546 OS Builds 19045.6691 and 19044.6691 Windows Secure Boot certificate expiration Important: Secure Boot certificates used by most Windows devices are set to expire starting in June 2026. This might affect the ability of certain personal and business devices to boot secure...

November 11, 2025—KB5068791 (OS Build 17763.8027)

November 11, 2025—KB5068791 OS Build 17763.8027 Windows Secure Boot certificate expiration Important: Secure Boot certificates used by most Windows devices are set to expire starting in June 2026. This might affect the ability of certain personal and business devices to boot securely if not updat...

September 9, 2025—KB5065428 (OS Build 17763.7792)

September 9, 2025—KB5065428 OS Build 17763.7792 Windows Secure Boot certificate expiration Important: Secure Boot certificates used by most Windows devices are set to expire starting in June 2026. This might affect the ability of certain personal and business devices to boot securely if not updat...

September 9, 2025—KB5065427 (OS Build 14393.8422)

September 9, 2025—KB5065427 OS Build 14393.8422 Windows Secure Boot certificate expiration Important: Secure Boot certificates used by most Windows devices are set to expire starting in June 2026. This might affect the ability of certain personal and business devices to boot securely if not updat...

July 8, 2025—KB5062561 (OS Build 10240.21073)

July 8, 2025—KB5062561 OS Build 10240.21073 Windows Secure Boot certificate expiration Important: Secure Boot certificates used by most Windows devices are set to expire starting in June 2026. This might affect the ability of certain personal and business devices to boot securely if not updated i...

July 8, 2025—KB5062552 (OS Builds 22621.5624 and 22631.5624)

July 8, 2025—KB5062552 OS Builds 22621.5624 and 22631.5624 Windows Secure Boot certificate expiration Important: Secure Boot certificates used by most Windows devices are set to expire starting in June 2026. This might affect the ability of certain personal and business devices to boot securely i...

July 8, 2025—KB5062557 (OS Build 17763.7558)

July 8, 2025—KB5062557 OS Build 17763.7558 Windows Secure Boot certificate expiration Important: Secure Boot certificates used by most Windows devices are set to expire starting in June 2026. This might affect the ability of certain personal and business devices to boot securely if not updated in...

July 8, 2025—KB5062554 (OS Builds 19044.6093 and 19045.6093)

July 8, 2025—KB5062554 OS Builds 19044.6093 and 19045.6093 Windows Secure Boot certificate expiration Important: Secure Boot certificates used by most Windows devices are set to expire starting in June 2026. This might affect the ability of certain personal and business devices to boot securely i...

July 8, 2025—KB5062560 (OS Build 14393.8246)

July 8, 2025—KB5062560 OS Build 14393.8246 Windows Secure Boot certificate expiration Important: Secure Boot certificates used by most Windows devices are set to expire starting in June 2026. This might affect the ability of certain personal and business devices to boot securely if not updated in...

April 8, 2025—KB5055528 (OS Builds 22621.5189 and 22631.5189)

April 8, 2025—KB5055528 OS Builds 22621.5189 and 22631.5189 For information about Windows update terminology, see types of Windows updates and the monthly quality update types. To find an overview of Windows 11, version 23H2, see its update history page. This month's video is ready for you on...

February 11, 2025—KB5051987 (OS Build 26100.3194)

February 11, 2025—KB5051987 OS Build 26100.3194 For information about Windows update terminology, see the article about the types of Windows updates and the monthly quality update types. For an overview of Windows 11, version 24H2, see its update history page. Note Follow @WindowsUpdate to find o...

January 14, 2025—KB5050008 (OS Build 17763.6775)

January 14, 2025—KB5050008 OS Build 17763.6775 11/17/20 For information about Windows update terminology, see the article about the types of Windows updates and the monthly quality update types. For an overview of Windows 10, version 1809, see its update history page. Important: Windows updates d...

November 15, 2022—KB5019157 (OS Build 22000.1281) Preview

November 15, 2022—KB5019157 OS Build 22000.1281 Preview 11/8/22 IMPORTANT Because of minimal operations during the holidays and the upcoming Western new year, there won’t be a non-security preview release for the month of December 2022. There will be a monthly security release known as a “B”...

Privilege escalation in HP Support Assistant

HP Support Assistant uses HP Performance Tune-up as a diagnostic tool. HP Support Assistant uses Fusion to launch HP Performance Tune-up. It is possible for an attacker to exploit the DLL hijacking vulnerability and elevate privileges when Fusion launches the HP Performance Tune-up. HP strives to...