Microsoft Defender for Office 365 will introduce message warnings in Microsoft Teams for messages containing URLs flagged as Spam, Phish, or Malware. Starting with a public preview in September 2025 and general availability in November 2025, warnings will appear for both recipients and senders, e...

Starting October 27, 2025, Office Scripts settings for Excel will move from the Microsoft 365 admin center to the Microsoft 365 Cloud Policy service. Admins must manage three specific settings there; if unchanged, they default to enabled. No compliance issues identified; review and reconfigure as...

The Semi-Annual Enterprise Channel Preview for Microsoft 365 Apps ends support on September 9, 2025, with the August 2025 update as the last. Admins must transition devices to Monthly Enterprise or Current Channel, as updates will cease and no automatic changes will occur.

Organizations using explicit domain whitelisting for Microsoft Whiteboard must immediately add whiteboard.svc.cloud.microsoft to their firewall rules to avoid service disruptions, as Whiteboard now operates under the cloud.microsoft domain. No action is needed if *.cloud.microsoft is already whit...

Microsoft Fabric will introduce multitasking improvements in early September 2025, including horizontal tabs, multiple open workspaces with color coding, an Object Explorer, and a raised open item limit. These changes enhance workflow efficiency and apply only to Fabric, not Power BI. No action i...

Microsoft Copilot in Word will add document statistics like author, last modified date, and open count to the Dynamic Document Snapshot's Activity tab. This feature, rolling out worldwide in September 2025, is on by default, requires no admin setup, and enhances collaboration by providing easy ac...

Microsoft Viva Connections mobile will introduce an AI audio briefing feature providing summaries of top news with playback controls. Available mid-September to November 2025, it requires a Microsoft 365 Copilot license, is on by default, and needs no user configuration.

Starting September 2025, Copilot-licensed users will have their monthly transcription quota increased from 300 to 30,000 minutes in Word and OneNote. The change requires no admin action, applies per user, and may increase AI interaction with customer data without altering data storage or retentio...

Power Platform Integration is now required for all sandbox and production environments

By December 2, 2025, update firewall allowlists to include Azure Front Door IP addresses or the service tag "AzureFrontDoor.MicrosoftSecurity" for Microsoft Intune and Basic Mobility and Security for Microsoft 365. Do not remove existing endpoints; add new ranges from the provided Azure IP range ...

Chromium browsers will restrict local network access, prompting users for permission when accessing OneDrive, SharePoint, and Microsoft Lists. Without configuring the LocalNetworkAccessAllowedForUrls policy to pre-authorize trusted domains, users will face slower performance and loss of offline c...

By September 22, 2025, IT admins must accept Apple's new terms for Apple Business Manager, School Manager, Volume Purchasing, or Automated Device Enrollment to avoid Intune communication errors and ensure uninterrupted device management.