Windows Update

dism /online /get-packages

Get-WmiObject -Class "win32_quickfixengineering" | Select-Object -Property "Description", "HotfixID", @{Name="InstalledOn"; Expression={([DateTime]($_.InstalledOn)).ToLocalTime()}}

$Session = New-Object -ComObject "Microsoft.Update.Session"
$Searcher = $Session.CreateUpdateSearcher()
$historyCount = $Searcher.GetTotalHistoryCount()
$Searcher.QueryHistory(0, $historyCount) | Select-Object Title, Description, Date, @{name="Operation"; expression={switch($_.operation){1 {"Installation"}; 2 {"Uninstallation"}; 3 {"Other"}}}}