Adding members to unified group via csv

Make sure you Connected to Exchange Online PowerShell

Connect-ExchangeOnline

To check Unified Group Members –

Get-UnifiedGroupLinks groupname -LinkType member

Add Members to Unified Group via CSV –

Import-Csv .\usersupn.csv | ForEach-Object{Add-UnifiedGroupLinks -Identity migrate -LinkType members -Links $_.upn}

CSV Sample – Double quotes is very important otherwise you many see undesirable adds.

You can always use -WhatIf if you want to verify before applying

Import-Csv .\usersupn.csv | ForEach-Object{Add-UnifiedGroupLinks -Identity migrate -LinkType members -Links $_.upn -Whatif}