ThinkPad W540 BIOS Update Utility 1.08

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Date Added: December 10, 2013 / Release Date: November 25, 2013 / Publisher:Lenovo / File Size: 4.0 MB
OS: Windows 7 32-bit, Windows 7 64-bit, Windows 8 64-bit


This package updates the UEFI BIOS (including system program and Embedded Controller program) stored in the ThinkPad computer to fix problems, add new functions, or expand functions as noted below.

New functions or enhancements:

  1. Added support for Intel BIOS Guard.
  2. Updated the CPU microcode.
  3. Updated the Diagnostics module to version 2.01.06.

Problem fixes:

  1. Fixed an issue where the CDP (Charging Downstream Port) mode of Always On USB did not work after resuming normal operation from sleep state of Intel Rapid Storage Technology.
  2. Fixed an issue where the WMI function for UEFI PXE Boot Priority did not work.
  3. Fixed an issue where help messages in the ThinkPad Setup were incorrect.
  4. Fixed an issue that SMBIOS type 17 structure (Memory Device information) was incorrect.

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