Windows 11 update flags a core Lenovo tool as risky - and it's causing problems

A current Windows security update identifies a central component of the Lenovo Update software as a risk and blocks BIOS updates on ThinkPads. Systems with Windows 10 and 11 are affected. Alternative update methods are available. (Read more)

Windows bug blocks BIOS updates for Lenovo ThinkPad laptops

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 indic…

Microsoft has extended a locklist for unsafe Windows drivers, which now also blocks a tool that uses Lenovo for Bios updates. (Bios, Notebook)

Windows 11 update flags a core Lenovo tool as risky - and it's causing problems

Some Lenovo laptops are now blocked from a key update - thanks, Windows.

Lenovo's BIOS updates are failing on Windows 11 after Microsoft made a change

Lenovo BIOS updates are broken on Windows 11 (and Windows 10) after Microsoft made a security change that blocks WinFlash64.exe from executing. Microsoft updated the Vulnerable Driver Blocklist (DriverSiPolicy.p7b) to improve security, but it blocks WinFlash64.exe, which is required by the BIOS utility developed by Lenovo. As a result, BIOS updates fail. Lenovo frequently releases BIOS updates using its software or Windows Update, but some of ou…