BIOS Update Utility for Win 8.1 (32/64bit), 8 (32/64bit), 7 (32/64bit) – ThinkPad Twist S230u

NameOperating SystemVersionReleasedDownload
BIOS Update Utility
gduj19us.exe
5.9 MB
Windows 7 32bit,
Windows 7 64bit,
Windows 8 32bit,
Windows 8 64bit,
Windows 8.1 32-bit,
Windows 8.1 64-bit
1.6729 May 2014 Download
README for BIOS Update Utility
gduj19us.txt
12.9 KB
Windows 7 32bit,
Windows 7 64bit,
Windows 8 32bit,
Windows 8 64bit,
Windows 8.1 32-bit,
Windows 8.1 64-bit
1.6729 May 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 systems


  • ThinkPad Twist S230u

Supported Operating Systems


  • Windows 8.1 32-bit, 64-bit
  • Windows 8 32-bit, 64-bit
  • Windows 7 32-bit, 64-bit