BIOS Update Utility for Windows 8.1 (32/64bit), 8 (32/64bit), 7 (32/64bit), XP – ThinkPad X1 Carbon (Type 34xx)

NameOperating SystemVersionReleasedDownload
BIOS Update Utility
g6uj16us.exe
5.4 MB
Windows 7 32bit,
Windows 7 64bit,
Windows 8 32bit,
Windows 8 64bit,
Windows 8.1 32-bit,
Windows 8.1 64-bit,
Windows XP
2.6725 Jun 2014 Download
README for BIOS Update Utility
g6uj16us.txt
26.4 KB
Windows 7 32bit,
Windows 7 64bit,
Windows 8 32bit,
Windows 8 64bit,
Windows 8.1 32-bit,
Windows 8.1 64-bit,
Windows XP
2.6725 Jun 2014 Download

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:


Supported ThinkPad system


  • X1 Carbon (Type 34xx)

Supported Operating Systems


Supported Operating Systems

  • Windows 8.1  32-bit, 64-bit
  • Windows 8  32-bit, 64-bit
  • Windows 7 32-bit, 64-bit
  • Windows XP Professional SP3