Feb 14 2019
WHAT IS powershell script to change Office 365 License from Educ A3 to A1 with CSV?
Feb 16 2019
There are many samples available online, my fav one is here: https://blogs.technet.microsoft.com/cloudpfe/2014/01/30/how-to-change-office-365-licenses-in-bulk-re...
You will have to modify the $users part to accept the values from the CSV file.