60-Day Reminder: Windows 11, version 23H2 (Home and Pro editions) will reach end of servicing on November 11, 2025
Windows 11, version 23H2 ends support
Windows 11, Version 23H2 erreicht Support-Ende
All Microsoft 365 changes — page 29/30
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.
Set a customizable initial Start menu layout with an enhanced policy
Start menu personalizations now survive system reboots
Startmenü-Anpassungen persistieren jetzt über Neustarts
Windows Office Hours: September 18, 2025
Monthly Windows administration chat event on Tech Community
Monatliche Chat-Sitzung für Windows-IT-Admins im Tech Community Portal
Microsoft Teams | VDI for Azure Virtual Desktops/Windows 365 and Citrix: macOS support with new SlimCore optimization
Teams VDI for macOS: SlimCore replaces WebRTC with enhanced capabilities
Teams-VDI auf macOS: SlimCore ersetzt WebRTC mit verbesserten Funktionen
Additional Domain Whitelisting Required for Microsoft Whiteboard
Whiteboard requires new svc.domain firewall exception
Svc-Domain für Whiteboard erfordert Aktualisierung der Whitelist
Hardening changes for Windows Server Update Services in Windows Server 2025
WSUS hardening breaks ESU support for legacy server OS
WSUS-Verstärkung bricht ESU-Unterstützung für alte Serverversionen
Certificate-based authentication changes following installation of Windows updates released September 9, 2025
Certificate authentication now requires strict mapping
Zertifikatsauthentifizierung erfordert jetzt starke Zuordnung
The September 2025 Windows security update is now available
Windows security update September 2025 with patches and improvements published
Windows-Sicherheitsupdate September 2025 mit Sicherheitspatches veröffentlicht
(Updated) Microsoft 365 admin center - Usage reports: Agent usage (preview)
Agent usage reporting with license and creator segmentation in Microsoft 365 Admin Center
Agentennutzungsbericht mit Lizenz- und Ersteller-Segmentierung in Microsoft 365 Admin Center
Microsoft Project Online is retiring: What you need to know
Project Online replacement program launching in 2026
Project Online wird 2026 durch drei Alternativen ersetzt
(Updated) Rewrite with Microsoft 365 Copilot Chat coming soon to Edge for Business users
Browser-based AI-powered text rewriting feature
Browser-basierte Textbearbeitung mit Copilot Chat
Microsoft SharePoint Online: Tenant rename General Availability (GA) for tenants with up to 500K sites
Tenant rename supported for up to 500,000 sites
Tenant-Rename jetzt bis 500.000 Sites unterstützt
Get started with August 2025 improvements in Windows 11
Windows 11 August 2025: OOBE, hotpatching, AI, and security updates
Windows 11 August 2025: OOBE, Hotpatching, AI und Sicherheitsverbesserungen
The August 2025 Windows non-security preview update is now available for Windows 11, version 24H2
August 2025 non-security preview update for Windows 11, 24H2
August 2025-Preview-Update für Windows 11, 24H2 veröffentlicht
(Updated) Azure Information Protection: Enable multifactor authentication for your Azure tenant by October 1, 2025
Universal MFA mandate for Azure resource management enforced from October 2025
MFA-Erforderlichkeit für Azure-Ressourcenverwaltung wird ab Oktober 2025 durchgesetzt.
Limiting onmicrosoft domain usage for sending emails
Outbound email limits now enforce 100 messages maximum per domain/24hours
Outbound-Mail-Volumen auf Standard-Domains jetzt auf 100 Nachrichten/24h begrenzt
Certificate-based authentication changes on Windows domain controllers - coming September 2025
Domain controller certificate validation becomes mandatory
Zertifikatsauthentifizierung auf DCs wird strenger validiert
The August 2025 Windows non-security preview update is now available for some supported versions of Windows
New Windows preview update published for 23H2 and 22H2
Neues Windows-Preview-Update für 23H2 und 22H2 veröffentlicht
Windows Backup for Organizations is now available
Organizational backup solution now protects Windows settings and app data.
Windows Backup for Organizations sichert Einstellungen und Apps auf Win10/11-Geräten.
Get ready for Windows quality updates out of the box
OOBE now automatically installs quality updates by default
OOBE installiert jetzt standardmäßig Windows-Qualitätsupdates
Secure Boot certificate expiration: What Windows IT admins need to know now
Secure Boot certificates expire in 2026 and require replacement
Secure Boot-Zertifikate verlieren 2026 Gültigkeit und müssen aktualisiert werden
Hotpatch readiness: Enable VBS at scale
VBS is required for Hotpatch on Windows clients
VBS ist Hotpatch-Voraussetzung auf Windows-Clients
Take Action: Out-of-band update to address an issue affecting reset and recovery operations
Reset/recovery fix released as OOB update after security patch
OOB-Patch behebt Reset-/Wiederherstellungsfehler nach Sicherheitsupdate
An updated version of the August 2025 Scan Cab is available
WSUS Scan Cab fix for KB5063878 installation error
WSUS-Scan-Cab aktualisiert für Windows 11, 24H2
Windows Office Hours: August 21, 2025
Virtual Office Hours for Windows IT administrators
Virtuelle Office Hours für Windows-IT-Administratoren
60-Day Reminder: Windows 10, version 22H2 will reach end of servicing on October 14, 2025
Windows 10 version 22H2 ends support on October 14, 2025.
Windows 10, Version 22H2 wird am 14. Oktober 2025 nicht mehr unterstützt.
60-Day Reminder: Windows 11, version 22H2 (Enterprise & Education editions) will reach end of servicing on October 14
Windows 11 22H2 (Enterprise/Ed.) EOL date set
Windows 11, 22H2 (Enterprise/Ed.) erreicht Ende der Unterstützung
(Updated) Security hardening for Microsoft RPC Netlogon protocol
Netlogon RPC security hardening blocks anonymous requests by default
Netlogon-RPC-Sicherheitsverstärkung blockiert anonyme Anfragen standardmäßig
(Updated) New request and approval experience for Microsoft agents in the Microsoft 365 admin center
Revised agent access management with direct request functionality
Agentenzugriffsmanagement überarbeitet mit direkter Anforderungsfunktion
(Updated) Microsoft Teams: Private channels increased limits and transition to group compliance
Teams private channels: Group mailboxes, higher limits, revised compliance
Private Teams-Kanäle: Gruppenmailbox, höhere Grenzen, angepasste Compliance
90-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 November 11, 2025
Windows 11, 23H2 (Home/Pro) endet am 11.11.2025
The August 2025 Windows security update is now available
Windows security update August 2025 now available
Windows-Sicherheitsupdate August 2025 veröffentlicht
PowerShell 2.0 removal in Windows
PowerShell 2.0 is being removed from newer Windows versions
PowerShell 2.0 wird aus neueren Windows-Versionen entfernt
(Updated) Viva Engage Planned Maintenance
Viva Engage maintenance: Read-only mode active
Viva Engage-Wartung: Lesemodus mit eingeschränkter Interaktion
Security leadership in the age of constant disruption
Cybersecurity landscape transformed by AI and quantum advancements
Sicherheitslandschaft durch AI und Agenten grundlegend verändert
Retirement of Viva Suite with Glint SKU– Effective September 1, 2025
Integrated Glint functionality replaces dedicated SKU after 2025
Viva Suite with Glint SKU wird 2025 eingestellt nach voller Integration
(Updated) Enhanced Personalization via Communication Memory in Copilot
Copilot generates private communication summaries for contextual responses
Copilot erstellt private Kommunikations-Zusammenfassungen für personalisierte Antworten
(Updated) Microsoft 365 Copilot: Content Sources in Copilot Chat
Copilot Chat now filters responses by user-selected sources
Copilot Chat nutzt nun benutzerselektierte Inhaltequellen
(Updated) Please update Microsoft 365 Office apps to a version higher than 16.0.18827.20202
Legacy Office versions lose speech features after September 2026
Alte Office-Versionen verlieren Sprachfunktionen nach September 2026
Windows 11 cloud-native migration with Microsoft Intune
Moving domain-joined Windows devices to Microsoft Entra ID with Intune management
Migration von domänengebundenen Windows-Geräten zu Microsoft Entra ID mit Intune
Get started with July 2025 improvements in Windows 11
Windows 11 and Server 2025 receive patching and recovery capability upgrades
Windows 11 und Server 2025 erhalten neue Patch- und Recovery-Funktionen
Upgrade to Windows 11 with Windows Autopatch groups
Autopatch groups enable controlled Windows 11 rollouts before 2025
Autopatch-Gruppen für kontrollierten Windows 11-Ausroll vor 2025
(Updated) External workbook links to blocked file types will be disabled by default
External workbook links to blocked file types now disabled by default.
Externe Arbeitsblattlinks zu gesperrten Dateitypen sind standardmäßig blockiert.
(Updated) Microsoft Outlook for Windows: Add attachments while offline
Email attachments in offline drafts sync automatically on reconnect
Dateianhänge in Outlook-Entwürfen syncen automatisch bei Wiederverbindung
An updated version of the July 2025 Scan Cab is available
July 2025 Scan Cab updated with new KB patches and CVE fixes
July-2025-Scan-Cab aktualisiert mit neuen KB-Patches und CVE-Behandlungen
Reminder: Windows 11, version 22H2 Enterprise and Education editions will reach end of servicing on October 14, 2025
Windows 11 22H2 (enterprise editions) ends servicing in 2025
Windows 11, 22H2 (Enterprise-Ausgaben) erreicht 2025 End-of-Servicing
(Updated) The July 2025 Windows non-security preview update is now available
2025 Windows preview update published with feature enhancements
Windows-Vorschauupdate 2025 mit neuen Feature-Änderungen veröffentlicht
Live Q&A for Windows IT admins - July 28
Windows IT admin Q&A with four AMA sessions July 28
Windows IT-Q&A-Event mit vier AMA-Sessions am 28. Juli
New recovery options in Windows 11, version 24H2 boost resilience
Enhanced Windows 11, 24H2 resilience with automated system recovery
Erweiterte Systemresilienz in Windows 11, 24H2 mit automatischer Fehlerbehebung
(Updated) Updates to custom scripting in sites and Classic Publishing site creation
Classic publishing scripting and creation policies changed
Classic Publishing Skriptierung und -erstellung werden eingeschränkt