Hi @David Eadon
I noticed that the feature was just applied to beta endpoints on April 6, 2022, and the official timeline for applying it to V1.0 endpoints has not been released. I recommend that you follow the graph API changelog for any updates to this method. https://developer.microsoft.com/en-us/graph/changelog
If the answer is helpful, please click "Accept Answer" and kindly upvote it. If you have extra questions about this answer, please click "Comment".
Note: Please follow the steps in our documentation to enable e-mail notifications if you want to receive the related email notification for this thread.