Added Files

Powershell/PowerShell-Office365Admin/MSOnline/BulkAddLicences.ps1

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+# Bulk add additional licences to a list of users where they already have a licence assigned.
+#
+# Only works where the user already has a licence assigned as assigning a licence to an unlicenced user is a different process.
+#
+
+# Where is the list of user UPN's?
+$userListPath = 'C:\Temp\UserList.txt'
+
+# What licences are we adding?
+# List of available SKUs can be obtained with (Get-MsolAccountSku).AccountSkuId
+$licencesToAdd = @('','')
+
+# Import MSOnline module and connect
+Import-Module MSOnline
+Connect-MsolService
+
+# Import list of users from file
+$users = Get-Content -Path $userListPath | Sort-Object
+
+# Add the new licence
+foreach ($user in $users) {
+    $userDetails = Get-MSOLUser -UserPrincipalName $user
+    foreach ($licenceToAdd in $licencesToAdd) {
+        if ($userDetails.IsLicensed -eq $true) {
+            if (!(($userDetails.licenses).AccountSkuId -match $licenceToAdd)) {
+                Write-Output -InputObject ('Adding Licence ' + $licenceToAdd + ' to ' + $user + '.')
+                Set-MSOLUserLicense -UserPrincipalName $user –AddLicenses $licenceToAdd
+            }
+            else {
+                Write-Output -InputObject ('User ' + $user + ' already has ' + $licenceToAdd + ' licence assigned.')
+            }
+        }
+        else {
+            Write-Output -InputObject ('User ' + $user + ' has no existing licence assigned.')
+        }
+    }
+}