Some Lenovo ThinkPad owners can’t install BIOS updates because of a security tweak in the latest Windows patches.The issue affects those using Lenovo's BIOS Update Utility or Vantage app.Microsoft's security blocklist is detecting the BIOS update as a vulnerable driver, preventing the update from running.A fix is already in place with the newest BIOS version, and users can use Windows Update as a workaround.