Public/Dell/Update-MyDellBios.ps1
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<#
.SYNOPSIS Downloads and installed a compatible BIOS Update for your Dell system .DESCRIPTION Downloads and installed a compatible BIOS Update for your Dell system BitLocker friendly, but you need Admin Rights Logs to $env:TEMP\Update-MyDellBios.log .EXAMPLE Update-MyDellBios Downloads and launches the Dell BIOS Update. Does not automatically install the BIOS Update .EXAMPLE Update-MyDellBios -Silent Yes, this will update your BIOS silently, and NOT reboot when its done .EXAMPLE Update-MyDellBios -Silent -Reboot Yes, this will update your BIOS silently, AND reboot when its done .LINK https://osd.osdeploy.com/module/functions/dell/update-mydellbios .NOTES 21.3.9 Started adding logic for WinPE 21.3.5 Resolved issue with multiple objects 21.3.4 Initial Release #> function Update-MyDellBios { [CmdletBinding()] param ( [Parameter(ValueFromPipeline = $true)] [Alias ('DownloadFolder','Path')] [string]$DownloadPath = $env:TEMP, [switch]$Silent, [switch]$Reboot ) #======================================================================= # Require Admin Rights #======================================================================= if ((Get-OSDGather -Property IsAdmin) -eq $false) { Write-Warning "$($MyInvocation.MyCommand) requires Admin Rights ELEVATED" Break } #======================================================================= # Require Dell Computer #======================================================================= if ((Get-MyComputerManufacturer -Brief) -ne 'Dell') { Write-Warning "Dell computer is required for this function" Return $null } #======================================================================= # Current System Information #======================================================================= $SystemSKU = $((Get-WmiObject -Class Win32_ComputerSystem).SystemSKUNumber).Trim() $BIOSVersion = $((Get-WmiObject -Class Win32_BIOS).SMBIOSBIOSVersion).Trim() #======================================================================= # Compare #======================================================================= $GetMyDellBios = Get-MyDellBios | Sort-Object ReleaseDate -Descending | Select-Object -First 1 if ($GetMyDellBios.DellVersion -eq $BIOSVersion) { Write-Warning "BIOS version is already at latest" #Continue } #======================================================================= # Download #======================================================================= $SaveMyDellBios = Save-MyDellBios -DownloadPath $DownloadPath if (-NOT ($SaveMyDellBios)) {Return $null} if (-NOT (Test-Path $SaveMyDellBios.FullName)) {Return $null} if (($env:SystemDrive -eq 'X:') -and ($env:PROCESSOR_ARCHITECTURE -match '64')) { $SaveMyDellBiosFlash64W = Save-MyDellBiosFlash64W -DownloadPath $DownloadPath if (-NOT ($SaveMyDellBiosFlash64W)) {Return $null} if (-NOT (Test-Path $SaveMyDellBiosFlash64W.FullName)) {Return $null} } $SaveMyDellBiosFlash64W = Save-MyDellBiosFlash64W -DownloadPath $DownloadPath #======================================================================= # BitLocker #======================================================================= if ($env:SystemDrive -ne 'X:') { Write-Verbose "Checking for BitLocker" -Verbose #http://www.dptechjournal.net/2017/01/powershell-script-to-deploy-dell.html #https://github.com/dptechjournal/Dell-Firmware-Updates/blob/master/Install_Dell_Bios_upgrade.ps1 $GetBitLockerVolume = Get-BitLockerVolume | Where-Object { $_.ProtectionStatus -eq "On" -and $_.VolumeType -eq "OperatingSystem" } if ($GetBitLockerVolume) { Write-Verbose "Suspending BitLocker for 1 Reboot" Suspend-BitLocker -Mountpoint $GetBitLockerVolume -RebootCount 1 if (Get-BitLockerVolume -MountPoint $GetBitLockerVolume | Where-Object ProtectionStatus -eq "On") { Write-Warning "Couldn't suspend Bitlocker" Return $null } } else { Write-Verbose "BitLocker was not enabled" -Verbose } } #======================================================================= # Arguments #======================================================================= $BiosLog = Join-Path $env:TEMP 'Update-MyDellBios.log' $Arguments = "/l=`"$BiosLog`"" if ($Reboot) { $Arguments = $Arguments + " /r /s" } elseif ($Silent) { $Arguments = $Arguments + " /s" } #======================================================================= # Execution #======================================================================= if (($env:SystemDrive -eq 'X:') -and ($env:PROCESSOR_ARCHITECTURE -match '64')) { $Arguments = "/b=`"$($SaveMyDellBios.FullName)`" " + $Arguments Write-Verbose "Start-Process -WorkingDirectory `"$($SaveMyDellBios.Directory)`" -FilePath `"$($SaveMyDellBiosFlash64W.FullName)`" -ArgumentList $Arguments -Wait" -Verbose Start-Process -WorkingDirectory "$($SaveMyDellBios.Directory)" -FilePath "$($SaveMyDellBiosFlash64W.FullName)" -ArgumentList $Arguments -Wait -ErrorAction Inquire } else { Write-Verbose "Start-Process -FilePath `"$($SaveMyDellBios.FullName)`" -ArgumentList $Arguments -Wait" -Verbose Start-Process -FilePath "$($SaveMyDellBios.FullName)" -ArgumentList $Arguments -Wait -ErrorAction Inquire } } |