Microsoft held their flagship event for IT developers and business decision makers, Microsoft Ignite, on November 15-17, 2023. If you missed the event, you can catch up on all the news and announcements found here https://news.microsoft.com/ignite-2023-book-of-news/.
The Microsoft 365 information starts at Section 4 and covers all the exciting new features such as SharePoint Premium, Copilot for M365, Avatars in Teams, and shared channel enhancements.
This is a must read if you have a Microsoft 365 environment and need to stay up to date on what is coming.