Introducing the employee self-service agent in Microsoft 365 Copilot Studio
HR/IT self-service agent added to Copilot Studio
Neuer Selbstbedienungs-Agent für HR/IT-Support in Copilot
All Microsoft 365 changes — page 28/30
1,489 Message Center announcements and curated “What’s new” posts, newest first (50 per page). Each entry links to its change page with AI summary, rollout dates and the full Microsoft text.
Microsoft Purview: Integration with Entra GSA Internet Access to enable sensitive file filtering at the network layer
Purview DLP extends to network-level file filtering via GSA integration
Purview DLP erweitert sich um Netzwerklayer-Detection mit GSA Integration
Microsoft Entra | Iteration 2 (beta): Privileged Identity Management (PIM) APIs to be phased out by Oct 28, 2026
PIM Iteration 2 (beta) APIs being replaced by Iteration 3 in 2026
PIM Iteration 2 (beta) APIs werden ab 2026 durch Iteration 3 ersetzt
(Updated) Smart Calendar available in Classic Outlook for Microsoft 365 Copilot users
Smart Calendar discontinued, Copilot features move to native Classic Outlook
Smart Calendar wird eingestellt, Copilot-Funktionen kommen direkt in Classic Outlook
(Updated) [Reminder] Microsoft Teams Premium Self-Service Trials (Originally announced in MC670435)
Teams Premium self-service trials with admin controls rolling out
Teams Premium-Selbstbedienungstrials mit Admin-Kontrollen rollout
The October 2025 Windows non-security preview update is now available
Windows 11 v25H2/24H2: UI and configuration updates deployed.
Windows 11, Versionen 25H2/24H2: Oberflächen- und Konfigurationsänderungen implementiert.
The October 2025 Windows non-security preview update is now available for Windows 11, version 23H2
October 2025 non-security preview update for Windows 11, 23H2 released
Nichtsicherheitsvorabupdate Oktober 2025 für Windows 11, 23H2 veröffentlicht
(Updated) Microsoft Viva Insights: Retirement of Export via Microsoft Graph Data Connect (MGDC)
Viva Insights MGDC export being phased out
Viva Insights Export über MGDC wird phasenweise eingestellt
An updated version of the October 2025 Scan Cab is available
WSUS scan package updated with security metadata
WSUS-Scan Cab aktualisiert mit neuen Sicherheitsmetadaten
An updated version of the October 2025 Scan Cab is available
October 2025 Scan Cab includes security patches and metadata updates
Oktober 2025 Scan Cab enthält Sicherheitsupdates und neue Metadaten
(Updated) Microsoft Authenticator app: Upcoming changes to jailbreak and root detection
Authenticator enforces credential blocking on rooted devices
Authenticator blockiert Entra-Konten auf Root-Geräten
Policy-based removal of pre-installed Microsoft Store apps
Windows 11 25H2 now supports group policy app uninstallation from Microsoft Store
Gruppenrichtlinie zur selektiven Entfernung von Store-Apps auf Windows 11 25H2
Take Action: Out-of-band update to address a vulnerability in Windows Server Update Services (WSUS)
Security OOB update for WSUS RCE flaw mandates reboot on specified Windows Server versions
OOB-Sicherheitsupdate für WSUS-RCE-Lücke erfordert Neustart auf genannten Windows Server-Versionen
Microsoft Power Platform: Details on AI Builder capacity packs end of sale
AI Builder credits migration to Copilot Credits underway
AI Builder Credits-Modell wird auf Copilot Credits migriert
How Windows 11 and AI are transforming the future of work
Windows 11 delivers native AI features and cloud integration
Windows 11 bringt native AI-Funktionen und Cloud-Unterstützung
Action Required: Update active Exchange Web Services Applications
EWS apps in your tenant require migration before Q4 2026
EWS-Apps in Ihrem Mandat benötigen Migration bis Q4 2026
(Updated) Microsoft 365 Copilot: Session persistence enhancement for Copilot chat
Enhanced session retention: Chat history persists
Session-Persistence verbessert: Chat-Kontext bleibt erhalten
Microsoft SharePoint and OneDrive: General availability of tenant rename with no scale limitations
Tenant rename in SharePoint Online now available without scale limits
Tenant-Rename in SharePoint Online ohne Skalierungsgrenzen jetzt allgemein verfügbar
(Updated) Microsoft Copilot Analytics: Data export public preview for Copilot metrics in the Copilot dashboard
Copilot Dashboard users export de-identified metrics by default
Copilot-Dashboard-Benutzer exportieren anonymisierte Nutzungsmetriken standardmäßig
Secure Boot certificate deployment guide and tools
Secure Boot CA upgraded from 2011 to 2023 version
Secure Boot-Zertifikat-2011 wird durch 2023 aktualisiert
(Updated) Action Required: Update active Exchange Web Services Applications
EWS apps disable, migration to Graph API required
EWS-Anwendungen deaktivieren, Migration auf Graph API notwendig
The October 2025 Windows security update is now available
Critical security patch deployed across Windows platforms October 2025
Windows-Sicherheitsupdate Oktober 2025 mit Kernbugfixes bereitgestellt
Windows 11, version 22H2 (Enterprise & Education editions) has reached end of servicing
Windows 11, 22H2 ends servicing October 2025
Windows 11, 22H2 (Enterprise/Ed) endet im Oktober 2025
Windows 10 has reached end of support
Windows 10 EOL reached - final security patch October 2025.
Windows 10: EOL erreicht – letzte Aktualisierung Oktober 2025.
Hotpatch efficiency unlocked: Smaller update size
Zero-downtime updates: Background patching requires baseline
Hotpatch-Updates: Hintergrundinstallation ohne Neustart
Activation keys for Windows 10 Extended Security Update might be incorrect
ESU activation keys with ***DO NOT USE*** marker are invalid
ESU-Aktivierungskeys mit ***DO NOT USE***-Präfix sind fehlerhaft
30-Day Reminder: Windows 11, version 23H2 (Home and Pro editions) will reach end of servicing on November 11, 2025
Windows 11, 23H2 (Home/Pro) ends support November 11, 2025.
Windows 11, 23H2 (Home/Pro) unterstützt Microsoft ab 11.11.2025 nicht mehr.
Windows Office Hours: October 16, 2025
Virtual Windows support event for admins every month
Wöchentliche virtuelle Windows-Support-Sitzung für IT-Admins
(Updated) Microsoft Viva Glint: Retaining first name and last name for deleted users
Deleted user names now preserved by default
Vorname/Nachname von Gelöschten werden nun gespeichert
(Updated) Microsoft Viva Copilot Analytics launches new agent dashboard
Agent analytics dashboard with usage tracking now available
Neues Agentendashboard mit Nutzungsanalyse in Viva Insights
Microsoft Power Platform: AI Builder capacity packs end of sale and transition to Copilot Studio credits
AI Builder licensing migrating to Copilot Credits model
AI Builder-Lizenzen migrieren auf Copilot Credits-Modell
Get started with September 2025 improvements in Windows 11
September 2025: Security and cloud feature rollouts for Windows platforms
September 2025: Neue Windows-Funktionen mit Sicherheits- und Cloud-Verbesserungen
Hotpatch-enrolled tenants upgrading to Windows 11, version 25H2
Hotpatch eligibility depends on 25H2 upgrade month
Hotpatch-Eligibilität hängt von Upgrade-Monat zu 25H2 ab
Windows 11, version 25H2 is now available
Windows 11, version 25H2 released with updated features
Windows 11, Version 25H2 mit neuen Funktionen und Änderungen verfügbar
The September 2025 Windows non-security preview update is now available
September 2025 Windows 11 v24H2 non-security preview update released.
September 2025-Preview-Update für Windows 11, Version 24H2 veröffentlicht.
Introducing Wi-Fi 7 for enterprise connectivity
Wi-Fi 7 enterprise requires compatible hardware and configuration
Wi-Fi 7-Unternehmensfunktionalität erfordert spezifische Hardware und Konfiguration
Microsoft Entra: Upgrade to the latest version of Microsoft Entra Connect Sync by September 30, 2026
Entra Connect Sync <2.5.79.0 will break in 2026
Entra Connect Sync <2.5.79.0 wird 2026 nicht mehr laufen
Retirement Announcement: Microsoft Education Learning Tools Interoperability (LTI) Integrations
Education LTI tools replaced by unified platform
Education-LTI-Tools werden durch vereinheitlichte Lösung ersetzt
Frequently asked questions about the Secure Boot update process
Secure Boot certificate FAQ resource continuously updated
Secure Boot-FAQ-Ressource wird kontinuierlich aktualisiert
The September 2025 Windows non-security preview update is now available for Windows 10, version 22H2
September 2025 Windows 10, 22H2 update now available
September 2025 Update für Windows 10, 22H2 jetzt verfügbar
(Updated) Microsoft 365 Copilot: Updates to memory and personalization
Copilot now uses conversation history for personalized responses with enhanced memory settings.
Copilot personalisiert nun Antworten mit Chat-Historie und bietet aktualisierte Memory-Einstellungen.
The September 2025 Windows non-security preview update is now available for Windows 11, version 23H2
Windows 11, 23H2 non-security preview update with critical fixes
Nicht-sicherheitsrelevantes Windows 11, 23H2-Vorschauupdate mit Fehlerbehebungen
(Updated) Microsoft 365 Copilot: Copilot Chat for Teams Chats, Channels, Calling, and Meetings
Enhanced Copilot features with new meeting controls in Teams
Erweiterte Copilot-Funktionen mit neuen Steuerungen in Teams
(Updated) Introducing Knowledge Agent (preview): AI-powered content optimization for SharePoint and Copilot
Knowledge Agent delivers AI-powered SharePoint content refinement
Knowledge Agent bringt KI-gestützte Inhaltsoptimierung in SharePoint
(Updated) Viva Engage: Agents in Viva Engage communities Public Preview
Community AI agents with SharePoint-powered question responses
Viva Engage Community-Agenten mit SharePoint-Grounding und Tagging-Funktion
Windows Management Instrumentation Command-line (WMIC) removal from Windows
WMIC command-line deprecated in Windows 11, 25H2+
WMIC wird aus Windows 11, 25H2+ entfernt
Mobile Plans moves to the web
Mobile Plans app replaced with web-based eSIM management.
Mobile Plans App wird durch webbasierte eSIM-Verwaltung ersetzt.
(Updated) Microsoft 365 Copilot Apps installation on devices with Microsoft 365 Apps
Copilot auto-installs on Microsoft 365 Apps devices
Copilot installiert sich automatisch auf Geräte mit Microsoft 365 Apps
30-Day Reminder: Windows 11, version 22H2 (Enterprise & Education editions) will reach end of servicing on October 14
Windows 11, version 22H2 ends servicing on October 14.
Windows 11, Version 22H2 endet am 14. Oktober die Unterstützung.
30-Day Reminder: Windows 10, version 22H2 will reach end of servicing on October 14, 2025
Windows 10, version 22H2 ends October 14, 2025
Windows 10, Version 22H2 endet am 14. Oktober 2025