Your users should be aware of this limit if they start using the new Teams Events app. Collaborative events have a hard attendee limit of 1,000. No view-only fallback, no exceptions. More attendees are rejected.
Microsoft 365 Copilot is introducing vision capabilities to voice sessions on desktop and mobile, allowing users to share screens and cameras. Administrators can already control the feature.
Microsoft is increasing the Teams breakout room participant limit to 1000 and the room limit to 200, enabling breakout sessions in much larger meetings.
Microsoft 365 Copilot now works within shared and delegated mailboxes in Outlook, allowing executive assistants, support staff, and other users to summarize messages and draft replies without switching to their own mailbox.
Microsoft is rolling out a new cost management dashboard for Microsoft 365 Copilot services, finally bringing monthly spending limit policies for organizations, Copilot services, and user groups.
Microsoft Teams voicemail transcription is moving to Azure LLM Speech, improving accuracy and speed while adding automatic language detection for 14 new languages.
Microsoft is rolling out Edge Enterprise Preview to general availability, letting users in the Beta or Dev channel flight prerelease builds directly within the Stable application.
Edge Extension Monitoring is now generally available, giving administrators a centralized view of installed Edge extensions and a single place to manage extension requests across their organization.
Microsoft is updating the port and domain requirements for RTMP-In streaming in Teams Events. Administrators need to update firewall rules before mid-July 2026 to keep streaming working.
Microsoft is rolling out an enforced retention lifecycle for unlicensed OneDrive for Business accounts starting in July 2026, moving accounts through read-only, archived, and deletion stages unless administrators take action.
Copilot Notebooks in Microsoft 365 Copilot Chat are now available to all users with a Microsoft 365 Suite license, no longer limited to Copilot Premium. If not done already, an administrator should check the Cloud Policy to restrict Notebook creation.
Microsoft added a new Teams setting that lets users disable file previews in chats and channels, restoring the pre-June 2024 experience.
Microsoft 365 Copilot now lets users create and list Outlook Inbox rules directly from Copilot Chat via natural language, without opening Outlook settings.
Microsoft Teams now supports reusable event templates for meetings, webinars, and town halls in the new Events app, with no Teams Premium license required.
Microsoft has designated the Planner Agent as a core agent. Core agents are fully controlled by Microsoft. Find out what this means for your organization.
Microsoft is now adding new Intune and Defender features to Microsoft 365 Enterprise licenses. Check your licenses for new service plans and use my Microsoft Graph samples to verify their activation status.
Users can now search for cloud files directly in the Teams attach file picker, without browsing through OneDrive or SharePoint folders.
Microsoft is rolling out Express Voice enrollment in Teams, allowing users to register a voice profile passively by speaking during a meeting.
File-level archiving in SharePoint will be enabled by default for existing Microsoft 365 Archive customers starting in July 2026, changing the behavior from opt-in to opt-out. SharePoint admins should review the tenant settings before July.
Outlook on the web and the new Outlook now support multi-select for calendar events, just like in Outlook Classic.