Quote:Lenovo ThinkPad owners are facing a headache with BIOS updates due to a recent change made by Microsoft in Windows 11 and Windows 10. Reports indicate that the latest Windows updates have altered the way certain executable files are treated, blocking them for security reasons.

This includes called WinFlash64.exe, which is to update the BIOS. The result has been chaotic, as users attempting to apply BIOS updates may encounter error messages indicating that the update process has failed. The bug affects Windows 11 24H2, 23H2, and 22H2, along with Windows 10 22H2.

This issue arises from Microsoft’s security blocklist, which has led the operating system to label the BIOS update as a ‘vulnerable driver.’ Consequently, Windows declines to execute the firmware update. This affects users with various ThinkPad models trying to utilize Lenovo's BIOS Update Utility or the Lenovo Vantage app.

This situation marks an unusual turn of events, BIOS updates inherently carry some risks, but it is rare for them to be directly flagged in this manner by the operating system. BIOS updates may sometimes be necessary to ensure the smooth operation of a computer.

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