Battery Firmware Upgrade for Windows 8 (32-bit, 64-bit), Windows 7 (32-bit, 64-bit) – Notebook

NameOperating SystemVersionReleasedDownload
Battery Firmware Upgrade
Windows 8 32bit,
Windows 8 64bit,
Windows 7 32bit,
Windows 7 64bit
1.023 May 2013Download

Supported Systems

  • IdeaPad P400 Touch, P500, Z400, Z400 Touch, Z500, Z500 Touch produced before 2013/05/06

Supported Operating Systems

  • Windows 8 (32-bit, 64-bit)
  • Windows 7 (32-bit, 64-bit)

Important Information

Z&P400/500 series battery may suddenly stop charging or discharge. Once in this state, unplugging adapter will cause system to power off immediately. This issue can be resolved by upgrading the Battery firmware version to 0003_800A_0010_80A3 or later with the Battery Firmware Upgrade file.


  • Lenovo

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