Forum Discussion
What can Unlicensed Users Do?
When adding users in the admin center, one can assign a license or add users without a product license. Will these "unlicensed users" still be able to receive email? In an initial test, it seems that...
No, it won’t work and believe you are saying *@onmicrosoft.com, for your situation, would suggest 'shared mailbox' since no license is required:
Create a shared mailbox - Microsoft 365 admin | Microsoft Docs
