Microsoft Purview: Endpoint Data Loss Prevention-Archive File Classification Behavior Change for Windows Endpoints
Roadmap entry · Microsoft 365 Roadmap
No access to your tenant or devices. Every item links to its source. What this means
Week 37 · 7 Sep – 13 Sep 2026 UTC · assess the changes, then plan the next dates.
RoadmapPurview
Roadmap entry · Microsoft 365 Roadmap
RoadmapTeams
Roadmap entry · Microsoft 365 Roadmap
RoadmapViva
Roadmap entry · Microsoft 365 Roadmap
SecurityDefender
Security news · Microsoft Security Blog
SecurityMicrosoft Edge
Security advisory · Microsoft Edge security release notes
SecurityMicrosoft Security Blog
Security news · Microsoft Security Blog
SecurityCisco
Cisco · exploited, added to CISA KEV
CVE-2026-20079
CISA lists it as exploited
SecurityFortinet
Fortinet · exploited, added to CISA KEV
CVE-2025-25249
CISA lists it as exploited
SecurityGoogle Chrome
Google · exploited, added to CISA KEV
CVE-2026-87491
CISA lists it as exploited
Message CenterMicrosoft 365 Apps / OneDrive / Teams
Message Center · Plan for change
Microsoft OneDrive, Microsoft Teams, Microsoft 365 apps
Microsoft marks it a major change
CommunityJeffrey Appel
Community post · Jeffrey Appel
CommunityOffice 365 for IT Pros (Tony Redmond)
Community post · Office 365 for IT Pros (Tony Redmond)
DatesPower Platform
Recorded guidance date · Official documentation
The source states an exact date. Check its scope and required action in the cited guidance.
Known issuesCommercial changes / Dynamics 365
Partner announcement · Microsoft Partner Center announcements
Known issuesCommercial changes / Sentinel
Partner announcement · Microsoft Partner Center announcements
Known issuesCommercial changes
Partner announcement · Microsoft Partner Center announcements
Known issuesOpenAI2 source records
Service incident
Updates and guidanceAnthropic Claude
Product news · Claude Platform release notes
Updates and guidanceAzure2 source records
Azure update · Azure Updates
Azure update · Azure Updates
Updates and guidanceDynamics 365
Product news · Dynamics 365 news and product updates
Updates and guidanceGoogle Gemini
Product news · Google Gemini Blog
Updates and guidanceJamf Pro2 source records
Product news · Jamf Blog
Updates and guidanceMicrosoft Graph6 source records
Product news · Microsoft Graph changelog
Product news · Microsoft Graph changelog
Product news · Microsoft Graph changelog
Updates and guidanceOneDrive
Product news · Microsoft OneDrive 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.