Get-LnvUpdateHistory#

Retrieves the installation history of Lenovo updates on the system.

Synopsis#

Displays a complete history of Lenovo packages installed by Install-LnvUpdate, including installation dates, results, and package details.

Description#

Get-LnvUpdateHistory queries the update history stored locally in JSON files. Installation records include success/failure status, timestamps, package information, user details, and exit codes.

History data is retained indefinitely unless manually removed, making it useful for audit trails and compliance reporting.

Parameters#

Parameter	Type	Default	Description
`-Status`	string	-	Filter by status: `Success`, `Failed`, `Skipped`
`-Category`	string	-	Filter by category: `Driver`, `BIOS`, `Firmware`, `Application`, etc.
`-Last`	int	-	Return only the last N records

Examples#

Example 1: View all update history#

Get-LnvUpdateHistory | Format-Table -Property InstallDate, Title, Status

Displays all update installations in table format.

Example 2: View failed installations#

Get-LnvUpdateHistory -Status Failed

Shows only installation attempts that failed.

Example 3: View BIOS update history#

Get-LnvUpdateHistory -Category BIOS | Format-Table -Property InstallDate, Title, Result

Filters for BIOS updates only.

Example 4: View recent updates#

Get-LnvUpdateHistory | Where-Object { $_.InstallDate -gt (Get-Date).AddDays(-30) }

Retrieves updates installed in the past 30 days.

Example 5: Get last 10 installations#

Get-LnvUpdateHistory -Last 10

Shows the 10 most recent update installations.

Output#

Returns an array of installation history objects with properties:

Timestamp - Installation date and time
Status - Result (Success, Failed, Skipped)
Title - Update package title
Version - Package version
Category - Type (Driver, BIOS, Firmware, Application, etc.)
Type - Package type code (0=Other, 1=Application, 2=Driver, 3=BIOS, 4=Firmware)
Severity - Level (1=Critical, 2=Recommended, 3=Optional)
ExitCode - Installation exit code
RebootRequired - Whether reboot was needed
ComputerName - System where update was installed
UserName - User who performed installation
Message - Additional details or error message
UpdateID - Unique package identifier

Notes#

History storage location:

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

History files are created automatically after each installation session. Records are retained for historical tracking and cannot be easily modified.