BIOS Update Utility for Windows 8 (32-bit, 64-bit), 7 (32-bit, 64-bit), XP – Lenovo B5400, M5400 and E4325

NameOperating SystemVersionReleasedDownload
BIOS Update Bootable CD
j6uj01uc.iso
16.68 MB
Windows 7 32bit,
Windows 7 64bit,
Windows 8 32bit,
Windows 8 64bit,
Windows XP
1.04-1.0226 Sep 2013 Download

Supported System


  • Lenovo B5400
  • Lenovo M5400
  • Lenovo E4325

Installation Instructions


  1. Copy self-extracting file to HDD.
  2. Run self-extracting file.
  3. Follow the instructions on the screen.