727 votesthinking about it · AdminMicrosoft 365 Groups Feedback (Product Owner, Microsoft Office 365) responded
We’re still thinking about this suggestion. In the meantime, please be aware that using Dynamic Membership rules will define membership criteria that will force individuals to remain as members of a group. This issue was also highlighted in the comments below. Please keep the feedback/votes coming! Thanks!
An error occurred while saving the commentAT commented
Adding to this chorus, this needs to be available.
Thanks for the request. Currently there is a way to set this property through powershell for groups, but it only works for users in OWA. We have this in our plans for Outlook desktop as well and will be working on it.