BIOS Update for Windows 7 (32-bit, 64-bit) – Lenovo G480 (2688, 20156), G580 (2689, 20157)

NameOperating SystemVersionReleasedDownload
BIOS Update for 32-bit Windows
62cn40ww_32.exe
11.4MB
Windows 7 32bit4004 Nov 2013 Download
BIOS Update for 64-bit Windows
62cn40ww_64.exe
2.64KB
Windows 7 64bit4004 Nov 2013 Download
README of BIOS Update
62cn40ww.txt
11.0MB
Windows 7 32bit,
Windows 7 64bit
4004 Nov 2013 Download

Supported Systems


  • Lenovo G480 (2688, 20156), G580 (2689, 20157)

Supported Operating Systems


  • Windows 7 32-bit, 64-bit

Important Information


  • This package updates the basic input/output system (BIOS) on Lenovo G480 (2688, 20156), G580 (2689, 20157).
  • BIOS, abbreviation of Basic Input/Output System, is integrated in ROM chip on main board, which contains the basic input/output program, system configuration information, system startup self-check and pre-setup programs. BIOS provides most basic low-level hardware operations; it is the connection between software and hardware, and interfacing window of hardware and operating system.

    Note: Make note of any settings you have changed in the BIOS Configuration Utility. These settings may have to be re-entered after updating the BIOS.

    Attention: Do not power off or restart your computer during the BIOS flashing process, which will cause serious damage and improper functioning of your computer.


Updated Information


  • Latest Version BIOS fixed all merged issues from previous.