MC1465767: (Updated) Microsoft Defender for Endpoint: Migrate legacy MMA devices by February 2027
Message Center · Plan for change
Microsoft Defender XDR
No access to your tenant or devices. Every item links to its source. What this means
Week 36 · 31 Aug – 6 Sep 2026 UTC · assess the changes, then plan the next dates.
Message CenterDefender
Message Center · Plan for change
Microsoft Defender XDR
Message CenterPower BI
Message Center · Plan for change
Power BI
Message CenterViva
Message Center · Stay informed
Microsoft Viva
RoadmapMicrosoft 365 Copilot
Roadmap entry · Microsoft 365 Roadmap
RoadmapMicrosoft 365 Roadmap
Roadmap entry · Microsoft 365 Roadmap
RoadmapPlanner / Teams
Roadmap entry · Microsoft 365 Roadmap
RoadmapPurview
Roadmap entry · Microsoft 365 Roadmap
RoadmapViva
Roadmap entry · Microsoft 365 Roadmap
SecurityMicrosoft Security Community Blog
Security news · Microsoft Security Community Blog
SecurityVMware Fusion / VMware Workstation
Security advisory · VMware security advisories (Broadcom)
The vendor rates it critical
CommunityCall4Cloud
Community post · Call4Cloud
CommunityOffice 365 for IT Pros (Tony Redmond)
Community post · Office 365 for IT Pros (Tony Redmond)
Known issuesAnthropic Claude2 source records
Service incident
claude.ai, Claude API (api.anthropic.com), Claude Code
Service incident
claude.ai, Claude API (api.anthropic.com), Claude Code
Known issuesGitHub / GitHub Copilot
Known issuesOpenAI2 source records
Service incident
Agent, Codex in ChatGPT Desktop, ChatGPT Work
Service incident
Login, Compliance API, Image Generation
Updates and guidanceAnthropic Claude2 source records
Product news · Claude Platform release notes
Product news · Claude Platform release notes
Updates and guidanceAzure
Azure update · Azure Updates
Updates and guidanceCore Infrastructure and Security Blog
Windows news · Core Infrastructure and Security Blog
Updates and guidanceDynamics 365
Product news · Dynamics 365 news and product updates
Updates and guidanceGoogle Gemini
Product news · Gemini API release notes
Updates and guidanceMicrosoft Graph3 source records
Product news · Microsoft Graph changelog
Product news · Microsoft Graph changelog
Product news · Microsoft Graph changelog
Updates and guidanceOpenAI7 source records
Product news · OpenAI API changelog
Product news · OpenAI News
Product news · OpenAI News
Product news · OpenAI News
Product news · OpenAI News
Product news · OpenAI API changelog
Product news · OpenAI News
Updates and guidancePower BI
Product news · Power BI Updates Blog
Updates and guidancePower Platform
Product news · Microsoft Power Platform Blog
Groups collect records about the same product or named security topic on one UTC date. Open a record for its source and history; grouping alone does not establish a shared cause or impact.