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The existing Windows Update script is failing to run on Windows 24H2 due to deprecation within the Windows Update Agent API. This necessitates the development of a new script compatible with the updated API.
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Pablo Herranz Ramírez
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Jan 31, 2025
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,91 @@ | ||
| # Define a function to log messages with timestamps | ||
| function LogMessage { | ||
| param ( | ||
| [string]$Message, | ||
| [string]$Color = "White" | ||
| ) | ||
| $Timestamp = (Get-Date).ToString("yyyy-MM-dd HH:mm:ss") | ||
| Write-Host "$Timestamp - $Message" -ForegroundColor $Color | ||
| } | ||
|
|
||
| # Validate COM port status at script start | ||
| if (-not $port -or -not ($port -is [System.IO.Ports.SerialPort]) -or -not $port.IsOpen) { | ||
| LogMessage "COM port is not initialized or closed. Exiting." -Color "Red" | ||
| exit 1 | ||
| } | ||
|
|
||
| # Start logging | ||
| LogMessage "Starting Windows Update process..." | ||
|
|
||
| # Create Update Session | ||
| $Session = New-Object -ComObject Microsoft.Update.Session | ||
| $Searcher = $Session.CreateUpdateSearcher() | ||
|
|
||
| # Search for Updates | ||
| LogMessage "Searching for updates..." | ||
| $SearchResult = $Searcher.Search("IsInstalled=0") | ||
|
|
||
| # Check if updates are available | ||
| if ($SearchResult.Updates.Count -eq 0) { | ||
| LogMessage "System already up-to-date" -Color "Green" | ||
| $port.WriteLine('0') | ||
| exit 0 | ||
| } | ||
|
|
||
| # Display updates found | ||
| LogMessage "$($SearchResult.Updates.Count) update(s) found." | ||
| $UpdatesToInstall = New-Object -ComObject Microsoft.Update.UpdateColl | ||
| foreach ($Update in $SearchResult.Updates) { | ||
| LogMessage "Update found: $($Update.Title)" | ||
| $UpdatesToInstall.Add($Update) | Out-Null | ||
| } | ||
|
|
||
| # Process updates one by one (download + install) | ||
| foreach ($Update in $SearchResult.Updates) { | ||
| LogMessage "Processing: $($Update.Title)" -Color "Cyan" | ||
|
|
||
| # Download the update | ||
| try { | ||
| LogMessage "Downloading $($Update.Title)..." | ||
| $Downloader = $Session.CreateUpdateDownloader() | ||
| $SingleUpdateColl = New-Object -ComObject Microsoft.Update.UpdateColl | ||
| $SingleUpdateColl.Add($Update) | Out-Null | ||
| $Downloader.Updates = $SingleUpdateColl | ||
| $DownloadResult = $Downloader.Download() | ||
|
|
||
| if ($DownloadResult.ResultCode -ne 2) { | ||
| LogMessage "Download failed (Result code: $($DownloadResult.ResultCode))" | ||
| $port.WriteLine('1') | ||
| exit 1 | ||
| } | ||
| LogMessage "Downloaded successfully." -Color "Green" | ||
| } catch { | ||
| LogMessage "ERROR downloading $($Update.Title): $_" -Color "Red" | ||
| $port.WriteLine('1') | ||
| exit 1 | ||
| } | ||
|
|
||
| # Install the update | ||
| try { | ||
| LogMessage "Installing $($Update.Title)..." | ||
| $Installer = $Session.CreateUpdateInstaller() | ||
| $Installer.Updates = $SingleUpdateColl | ||
| $InstallResult = $Installer.Install() | ||
|
|
||
| if ($InstallResult.ResultCode -ne 2) { | ||
| LogMessage "Installation failed (Result code: $($InstallResult.ResultCode))" | ||
| $port.WriteLine('1') | ||
| exit 1 | ||
| } | ||
| LogMessage "Installed successfully." -Color "Green" | ||
| } catch { | ||
| LogMessage "ERROR installing $($Update.Title): $_" -Color "Red" | ||
| $port.WriteLine('1') | ||
| exit 1 | ||
| } | ||
| } | ||
|
|
||
| # Completion message | ||
| LogMessage "Windows Update process completed." | ||
| $port.WriteLine('0') | ||
| exit 0 |
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