Lenovo.Client.Update

This PowerShell module is provided to assist in managing Lenovo driver, BIOS/UEFI, and firmware updates. It is based on the LSU Client community solution available on GitHub. This module is part of the growing ThinkVantage PowerShell Library which is a collection of PowerShell modules and scripts for managing Lenovo commercial PCs.

Requirements

• Windows 10 or Windows 11
• PowerShell 5.0 or later
• Administrator rights

Documentation

Getting Started

• Installation
• Quick Start Guide
• LSU vs LCU

Core Commands

• Get-LnvUpdate
• Get-LnvDownload
• Save-LnvUpdate
• Install-LnvUpdate
• Expand-LnvUpdate

Configuration & History

• Get-LnvUpdateConfiguration
• Set-LnvUpdateConfiguration
• Get-LnvUpdateHist
• Get-LnvUpdateFromWmi

Repository Management

• Get-LnvUpdatesRepo
• Get-LnvUpdateSummary

Version History

• 1.0.5 - July 28, 2026:
  • Added PackageID to the data saved in the registry when -SaveBIOSUpdateInfoToRegistry is passed to Install-LnvUpdate
  • Updated Lenovo.CertificateValidation.dll to latest version
  • Changed Class importing to address issue in OSD task sequences
• 1.0.4 - July 14, 2026:
  • Signed Lenovo.Client.Update.Types.dll
  • Added detailed Comment Help for Expand-LnvUpdate
  • Added file signature checking to Get-LnvDownload including a -SkipSignatureCheck parameter
• 1.0.3 - July 1, 2026:
  • Reorganized how classes and custom types are defined to address an error being thrown in Install-LnvUpdate
  • Removed the downloading of update installer executables in Get-LnvUpdate. This cmdlet assesses current updates to determine applicability and it was unnecessary to download the installer executables. The installers will be installed when calling Save-LnvUpdate or Install-LnvUpdate when you pass the list of applicable updates from Get-LnvUpdate.
  • Added file signature checking to Save-LnvUpdate since the downloading of the update installer exectuable was removed from Get-LnvUpdate. Added -SkipSignatureCheck switch parameter.

• 1.0.2 - June 17, 2026:

  • Bug fix due to lines being removed incorrectly causing error in dependency checking

• 1.0.1 - June 11, 2026:

  • Changed the Registry Key location for BIOS update details to HKLM\SOFTWARE\LenovoUpdate\BIOSUpdate

• 1.0.0 - April 07, 2026:

  • Initial release