BIOS Update Utility for Windows 8 (32-bit, 64-bit), 7 (32-bit, 64-bit), Vista (32-bit, 64-bit), XP - ThinkPad

Name
Operating System
Version
Released
Download Now
Checksum Data
BIOS Update Utility
exe
5.7 MB
Windows 8 (32-bit)
Windows 8 (64-bit)
Windows 7 (32-bit)
Windows 7 (64-bit)
Windows Vista (32-Bit)
Windows Vista (64-Bit)
Windows XP (32-bit)
1.39
5/20/2015
README for BIOS Update Utility
txtreadme
22 KB
Windows 8 (32-bit)
Windows 8 (64-bit)
Windows 7 (32-bit)
Windows 7 (64-bit)
Windows Vista (32-Bit)
Windows Vista (64-Bit)
Windows XP (32-bit)
1.39
5/20/2015

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.

Use the link below to obtain the BIOS in other file formats:

 

Contents
Supported ThinkPad Systems
Supported Operating Systems
Summary of Changes
Additional Information

 

Supported ThinkPad Systems
  • T420s, T420si

 

Supported Operating Systems
  • Microsoft Windows 8 32-bit, 64-bit
  • Microsoft Windows 7 32-bit, 64-bit
  • Microsoft Windows Vista 32-bit, 64-bit
  • Microsoft Windows XP Professional SP3

 

Summary of Changes

Where:

  • UEFI: UEFI BIOS version
  • ECP: Embedded Controller Program version
  • [Important] Important update
  • (New) New function or enhancement
  • (Fix) Correction to existing function

Version 1.39
UEFI: 1.39 / ECP: 1.21

  • [Important] Mitigate risk of security vulnerability related to DRAM Row Hammering.


Additional Information

Please refer to the README file for the following:

  • Installation Instructions
  • Determining Which Version is Installed
  • Complete list of summary of changes
  • Known limitations (if any)

 

The following versions of UEFI BIOS and ECP (Embedded Controller Program) have been released to date.

Package UEFI BIOS
ECP
Release
1.39 1.39 (8CET59WW) 

1.21 (8CHT28WW)
1.21 (8YHT28WW)

Current release
1.38 1.38 (8CET58WW) 1.21 (8CHT28WW)
1.21 (8YHT28WW)
8cuj18us.exe
8cuj18us.txt
1.37 1.37 (8CET57WW) 1.21 (8CHT28WW)
1.21 (8YHT28WW)
8cuj17us.exe
8cuj17us.txt
1.36 1.36 (8CET56WW) 
1.21 (8CHT28WW)
1.21 (8YHT28WW)
8cuj16us.exe
8cuj16us.txt
1.35 1.35 (8CET55WW)
1.20 (8CHT27WW) 8cuj15us.exe
8cuj15us.txt
1.34 1.34 (8CET54WW) 
1.20 (8CHT27WW) 8cuj14us.exe
8cuj14us.txt
1.31 1.33 (8CET53WW) 1.19 (8CHT26WW)
1.19 (8YHT26WW)
8cuj13us.exe
8cuj13us.txt
1.31 1.31 (8CET51WW) 1.12 (8CHT25WW)
1.12 (8YHT25WW)
8cuj12us.exe
8cuj12us.txt
1.30 1.30 (8CET50WW) 1.12 (8CHT25WW)
1.12 (8YHT25WW)
8cuj11us.exe
8cuj11us.txt
1.29 1.29 (8CET49WW) 1.11 (8CHT24WW)
1.11 (8YHT24WW)
8cuj10us.exe
8cuj10us.txt
1.28 1.28 (8CET48WW) 1.10 (8CHT23WW)
1.10 (8YHT23WW)
8cuj09us.exe
8cuj09us.txt
1.25 1.25 (8CET45WW) 1.09 (8CHT22WW)
1.09 (8YHT22WW)
8cuj06us.exe
8cuj06us.txt
1.13 1.13 (8CET36WW) 1.08 (8CHT21WW)
1.08 (8YHT21WW)
8cuj05us.exe
8cuj05us.txt
1.12 1.12 (8CET35WW) 1.07 (8CHT20WW) 8cuj04us.exe
8cuj04us.txt
1.09 1.09 (8CET32WW) 1.05 (8CHT18WW) 8cuj03us.exe
8cuj03us.txt
1.05 1.05 (8CET28WW) 1.03 (8CHT16WW) 8cuj01us.exe
8cuj01us.txt



  • Alias ID: MIGR-77010, MIGR-77010-KR
  • Document ID:DS014992
  • Last Updated :20 May 2015
  • © 2015 Lenovo