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Get-LnvUpdateHist#

View the history of updates installed by the Install-LnvUpdate cmdlet.

Synopsis#

Retrieves the update history for Lenovo packages installed on the system. This information is stored in a .json file found in C:\ProgramData\Lenovo\Lenovo.Client.Update\History folder. A new file is created for each session with a timestamp in the filename.

Description#

Displays a history of Lenovo updates that have been installed, including installation dates and results.

Examples#

# View all update history
Get-LnvUpdateHist | Format-Table -Property InstallDate, Title, Result

# View recent updates
Get-LnvUpdateHist | Where-Object { $_.InstallDate -gt (Get-Date).AddDays(-30) }

Output#

Returns an array of installation history objects with the following properties:

  • Timestamp - Installation date and time
  • Status - Installation result (Success, Failed, Skipped)
  • Title - Update package title
  • Version - Package version
  • Category - Update category ("Camera and Card Reader", "Power Managemetn", etc)
  • Type - Package type (0=Other, 1=Application, 2=Driver, 3=BIOS, 4=Firmware)
  • Severity - Update severity level (1=Critical, 2=Recommended, 3=Optional)
  • ExitCode - Installation exit code
  • RebootRequired - Whether reboot is required
  • ComputerName - System where update was installed
  • UserName - User who performed installation
  • Message - Additional information or error message
  • UpdateID - Package identifier

History Storage#

Installation history is stored at: 

$env:ProgramData\Lenovo\Lenovo.Client.Update\History\InstallHistory-<timestamp>.json

This file is created automatically after each update installation session.

Examples#

Example 1: View failed installations#

Get-LnvUpdateHist -Status Failed

Displays only installations that failed.

Example 2: View BIOS update history#

Get-LnvUpdateHist -Category BIOS

See Also#