Add Manage-BiosSettings.ps1

Manage-BiosSettings.ps1

@@ -0,0 +1,64 @@
+function Manage-BiosSettings {
+    param (
+        [Parameter(Mandatory=$true)]
+        [ValidateSet('export', 'import')]
+        [string]$Action,
+        
+        [Parameter()]
+        [string]$FilePath = "bios_settings.txt"
+    )
+
+    # Ensure running as Administrator
+    if (-not ([Security.Principal.WindowsPrincipal][Security.Principal.WindowsIdentity]::GetCurrent()).IsInRole([Security.Principal.WindowsBuiltInRole]::Administrator)) {
+        throw "This script must be run as Administrator"
+    }
+
+    switch ($Action) {
+        'export' {
+            try {
+                $biosSettings = gwmi -class Lenovo_BiosSetting -namespace root\wmi | 
+                    Where-Object { $_.CurrentSetting -ne "" } | 
+                    ForEach-Object { $_.CurrentSetting.replace(",", " = ") }
+                
+                $biosSettings | Out-File -FilePath $FilePath -Encoding UTF8
+                Write-Host "BIOS settings exported to $FilePath"
+            }
+            catch {
+                Write-Host "Error exporting BIOS settings: $_"
+            }
+        }
+        
+        'import' {
+            try {
+                if (-not (Test-Path $FilePath)) {
+                    throw "Settings file not found: $FilePath"
+                }
+
+                $biosSettings = Get-Content $FilePath | Where-Object { $_ -match "=" }
+                
+                foreach ($setting in $biosSettings) {
+                    $name, $value = $setting.Split("=").Trim()
+                    $result = (Get-WmiObject -class Lenovo_SetBiosSetting -namespace root\wmi).SetBiosSetting("$name,$value")
+                    
+                    if ($result.return -eq "Success") {
+                        Write-Host "Set $name to $value"
+                    }
+                    else {
+                        Write-Host "Failed to set $name to $value"
+                    }
+                }
+
+                $save = (Get-WmiObject -class Lenovo_SaveBiosSettings -namespace root\wmi).SaveBiosSettings()
+                if ($save.return -eq "Success") {
+                    Write-Host "All BIOS settings saved successfully"
+                }
+                else {
+                    Write-Host "Failed to save BIOS settings"
+                }
+            }
+            catch {
+                Write-Host "Error importing BIOS settings: $_"
+            }
+        }
+    }
+}