first load

ADMIN-install-modules.ps1

@@ -0,0 +1,76 @@
+
+# Check for administrator privileges
+$currentIdentity = [Security.Principal.WindowsIdentity]::GetCurrent()
+$principal = New-Object Security.Principal.WindowsPrincipal($currentIdentity)
+if (-not $principal.IsInRole([Security.Principal.WindowsBuiltInRole]::Administrator)) {
+    Write-Host "⚠ This script must be run as Administrator. Please restart PowerShell with elevated privileges." -ForegroundColor Yellow
+    Read-Host -Prompt "Press Enter to exit"
+    exit
+}
+
+# Trust PSGallery if not already trusted
+try {
+    if ((Get-PSRepository -Name "PSGallery").InstallationPolicy -ne "Trusted") {
+        Set-PSRepository -Name "PSGallery" -InstallationPolicy Trusted
+    }
+} catch {
+    Write-Warning "Failed to set PSGallery as trusted: $($_.Exception.Message)"
+}
+
+# List of required modules
+$modules = @(
+    'MicrosoftTeams',
+    'ImportExcel',
+    'Microsoft.Graph',
+    'ExchangeOnlineManagement'
+)
+
+
+$updatedModules = @()
+
+foreach ($module in $modules) {
+    try {
+        $installed = Get-InstalledModule -Name $module -ErrorAction Stop
+        Write-Host "`nUpdating module: $module (Current: $($installed.Version))" -ForegroundColor Cyan
+        Update-Module -Name $module -Force -ErrorAction Stop
+        $updatedModules += $module
+        Write-Host "Updated $module to latest version." -ForegroundColor Green
+    } catch {
+        Write-Host "`nModule not found or update failed: $module. Attempting install..." -ForegroundColor Yellow
+        try {
+            Install-Module -Name $module -Scope AllUsers -Force -AllowClobber -ErrorAction Stop
+            Write-Host "Successfully installed $module." -ForegroundColor Green
+            $updatedModules += $module
+        } catch {
+            Write-Warning ("Failed to install {0}: {1}" -f $module, $_.Exception.Message)
+        }
+    }
+}
+
+# Ask user if they want to remove old versions
+if ($updatedModules.Count -gt 0) {
+    $response = Read-Host "`nDo you want to remove old versions of the updated modules? (y/n)"
+    if ($response -match '^(y|yes)$') {
+        foreach ($module in $updatedModules) {
+            try {
+                $allVersions = Get-InstalledModule -Name $module -AllVersions
+                $latest = $allVersions | Sort-Object Version -Descending | Select-Object -First 1
+                $oldVersions = $allVersions | Where-Object { $_.Version -ne $latest.Version }
+
+                foreach ($old in $oldVersions) {
+                    Write-Host "Removing old version $($old.Version) of $module..." -ForegroundColor DarkGray
+                    Uninstall-Module -Name $module -RequiredVersion $old.Version -Force -ErrorAction Stop
+                }
+                Write-Host "Cleaned up old versions of $module." -ForegroundColor Green
+            } catch {
+                Write-Warning ("Failed to remove old versions of {0}: {1}" -f $module, $_.Exception.Message)
+            }
+        }
+    } else {
+        Write-Host "Skipping module cleanup." -ForegroundColor Yellow
+    }
+}
+
+Write-Host "`nAll modules processed successfully." -ForegroundColor Cyan
+Read-Host -Prompt "Press Enter to exit"
+