Forum Discussion
Changing M365 Group domain, potential conflicts?
Hi All, I have a question with regards to updating the EmailAddressPolicy on our tenant. We have previously used the default onmicrosoft.com domain for all M365 Groups created on the tenant and n...
Yes, there is some risk, but the worst that could happen is you get a dirsync error. Group writeback is definitely an overkill here though, if you want to have some sort of a safety net on-premises, create a bunch of contact (or any other object really) and populate their proxyAddresses with 100+ M365 Group email addresses each. Make sure to exclude them from the sync scope 🙂