Update DEPARTMENT attrribute for M365 users

Bulk Update Contact Information like Department field for all users from Powershell

PS C:\WINDOWS\system32> Set-ExecutionPolicy RemoteSigned

PS C:\WINDOWS\system32> Connect-ExchangeOnline

PS C:\WINDOWS\system32>  $user_file = Import-CSV  C:\Users\naufil.mirsinge\Downloads\Import_Contact_Sample.csv

PS C:\WINDOWS\system32> $user_file | ForEach-Object { Set-user -identity $_.Userprincipalname -department $_.department}

WARNING: The command completed successfully

Format of CSV file as below