WEEKLY BRIEFING · 9 MAR – 15 MAR 2026 · UTC
Public sources only
76 public updates in week 11
Microsoft published 12 Windows KB releases (12 security). MSRC published March 2026 Security Updates. 33 roadmap changes, led by Microsoft 365 Copilot (16) and Purview (4). 23 lifecycle milestones fall in the next 30 days. 11 Windows and security articles from Microsoft blogs.
12Windows KB releases
1MSRC release note
33Roadmap changes across 8 products
11Windows and security articles
Windows releases12
- Windows 10, version 1607 — KB5078938 (B), build 14393.895710 Mar
- Windows 10, version 1809 — KB5078752 (B), build 17763.851110 Mar
- Windows 10, version 21H2 — KB5078885 (B), build 19044.705810 Mar
- Windows 10, version 22H2 — KB5078885 (B), build 19045.705810 Mar
- Windows 11, version 23H2 — KB5078883 (B), build 22631.678310 Mar
7 more
- Windows 11, version 24H2 — KB5079473 (B), build 26100.803710 Mar
- Windows 11, version 25H2 — KB5079473 (B), build 26200.803710 Mar
- Windows 11, version 26H1 — KB5079466 (B), build 28000.171910 Mar
- Windows Server 2016 — KB5078938 (B), build 14393.895710 Mar
- Windows Server 2019 — KB5078752 (B), build 17763.851110 Mar
- Windows Server 2022 — KB5078766 (B), build 20348.489310 Mar
- Windows Server 2025 — KB5078740 (B), build 26100.3252210 Mar
MSRC security releases1
Windows and security news11
- Announcing Windows 11 Insider Preview Build for Canary Channel 29550.100013 Mar
- Introducing the Windows NVMe-oF Initiator Preview in Windows Server Insiders Builds13 Mar
- Security Review for Microsoft Edge version 14613 Mar
- Announcing Windows 11 Insider Preview Build 28020.1737 (Canary Channel)13 Mar
- Announcing Windows 11 Insider Preview Build 26300.8068 (Dev Channel)13 Mar
6 more
- Announcing Windows 11 Insider Preview Build 26220.8062 (Beta Channel)13 Mar
- Releasing Windows 11 Builds 26100.8106 and 26200.8106 to the Release Preview Channel12 Mar
- Modern Database Protection: From Visibility to Threat Detection with Microsoft Defender for Cloud11 Mar
- Save the date: Windows Server Summit – May 11-13, 202611 Mar
- Introducing effective settings: See security configurations enforced on your device9 Mar
- Assigning Process Accountability to Group Policy Refreshes9 Mar
Lifecycle milestones in the next 30 days23
- Retirement: AzureML Batch Endpoints API Preview retirement 16 Mar
- Retirement: Classic VMware protection scenario using ASR 29 Mar
- Retirement · 9 products: API Keys for querying Application Insights, Batch Region Retirement, Classic alerts for Azure Backup, Classic Compute Node Communication Model, Deprecation of flash-extract custom fields, Retire Require Approve Client App Conditional Access Grant, VHD and Managed Images, Windows Server 2019 on AKS hybrid, Windows Server 2019 on AKS Retirement 31 Mar
- End of support: Microsoft SQL Server 2012 Parallel Data Warehouse (Analytics Platform System) 31 Mar
- End of servicing: Dynamics 365 Business Central on-premises (Modern Policy), 2024 release wave 2, version 25.x 4 Apr
- End of support · 10 products: Dynamics C5 2016, Dynamics NAV 2016, Microsoft Advanced Group Policy Management 4.0, Microsoft Application Virtualization 5.0, Microsoft Application Virtualization 5.1, Microsoft Application Virtualization Hosting 5.0 for Windows Desktops, Microsoft Application Virtualization Hosting 5.1 for Windows Desktops, Microsoft BitLocker Administration and Monitoring 2.5, Microsoft Diagnostics and Recovery Toolset 10.0, User Experience Virtualization (UE-V) 2.1 14 Apr
Microsoft product news19
Gemini API release notes · 4
- Introduced project-level spend caps to billing in AI Studio.12 Mar
- Deprecation announcement: The gemini-2.5-flash-lite-preview-09-2025 model will be shut down on March 31, 2026.10 Mar
- Released gemini-embedding-2-preview, our first multimodal embedding model.10 Mar
Windows 365 what's new · 4
- Captive portal support for Windows 365 Boot9 Mar
- Expanded Microsoft Teams media optimizations now available9 Mar
- Windows 365 Flex shared provisioning policies update9 Mar
Microsoft Graph changelog · 3
- Identity and access (v1.0): Added the scopeCollectionKind enumeration type. (+11 more)13 Mar
- Personal contacts (v1.0): Added the primaryEmailAddress property to the contact resource. (+2 more)12 Mar
- People and workplace intelligence (v1.0): Added the profileSourceLocalization resource. (+2 more)12 Mar
OpenAI API changelog · 3
- Updated our image encoder to fix a small bug with input_image inputs in GPT-5.4.13 Mar
- Added POST /v1/videos/edits for editing existing videos.12 Mar
- Expanded the Sora API with reusable character references, longer generations up to 20 seconds, 1080p output for sora-2-pro, video extensions, and Batch API support for P…12 Mar
PowerShell release notes · 2
Microsoft Teams Blog · 1
Microsoft Entra Connect releases and retirements · 1
Microsoft Entra Identity Platform Blog · 1
Microsoft 365 roadmap33
Microsoft 365 Copilot · 16
- Microsoft Copilot (Microsoft 365): Copilot Chat Tools Control13 Mar
- Microsoft 365 admin center: Agent metadata in inventory export12 Mar
- Microsoft Copilot (Microsoft 365): Connect Microsoft 365 Copilot to Guru for Internal Knowledge and Insights12 Mar
13 more
- Microsoft Copilot (Microsoft 365): Copilot extensibility – Embedded Knowledge capability support for declarative agents.12 Mar
- Microsoft Copilot (Microsoft 365): Easier access to Researcher in Microsoft Word12 Mar
- Microsoft Copilot (Microsoft 365): Query Coda Docs and Wikis with Copilot Connectors12 Mar
- Microsoft Copilot (Microsoft 365): [Copilot Extensibility] Customers can connect M365 Copilot with Amazon S3 to access structured document repositories with Copilot Connector12 Mar
- Microsoft Copilot (Microsoft 365): [Copilot Extensibility] Customers can connect M365 Copilot with Asana to manage projects and tasks with Copilot Connector12 Mar
- Microsoft Copilot (Microsoft 365): [Copilot Extensibility] Customers can connect M365 Copilot with GitLab Issues (Cloud and Server) to track engineering tasks and bugs with Copilot Connector12 Mar
- Microsoft Copilot (Microsoft 365): [Copilot Extensibility] Customers can connect M365 Copilot with Monday.com to track work and team progress with Copilot Connector12 Mar
- Microsoft Copilot (Microsoft 365): [Copilot Extensibility] Customers can connect M365 Copilot with Zendesk Help Center to retrieve support articles and FAQs with Copilot Connector12 Mar
- Microsoft Copilot (Microsoft 365): [Copilot Extensibility] No-Code Publishing for Azure AI Foundry Agents to Microsoft 365 Copilot Agent Store12 Mar
- Microsoft Copilot (Microsoft 365): [Copilot Extensibility] [Search UX] Custom filter support for data sources on Copilot Search12 Mar
- Microsoft Copilot (Microsoft 365): Calendar search for email delegates11 Mar
- Microsoft Copilot (Microsoft 365): Image effects in Microsoft 365 Copilot10 Mar
- Microsoft Copilot (Microsoft 365): Edit Scheduled prompts9 Mar
Purview · 4
- Microsoft Purview Compliance Portal: Service health dashboard10 Mar
- Microsoft Purview compliance portal: Communication Compliance - Alert improvements9 Mar
- Microsoft Purview: Endpoint Data Loss Prevention- Show customized message or hyperlink for multiple file toast9 Mar
Outlook · 3
- Outlook: Filter Out Declined Meetings in Outlook Mobile10 Mar
- Outlook: Hide Declined Meetings in Outlook Mobile10 Mar
- Outlook: Enhanced Search Experience in Win329 Mar
Teams · 3
- Microsoft Teams: Call history Admin control13 Mar
- Microsoft Teams: Image viewer improvements enable scrolling and jumping to original message13 Mar
- Microsoft Teams: ‘Add emoji’ updated keyboard shortcut9 Mar
4 more products · 7 changes
Viva · 3
- Microsoft Viva: Copilot Analytics - Copilot Studio agent report in Insights enhanced with autonomous agents.12 Mar
- Microsoft Viva: News AI audio briefing in Connections Mobile11 Mar
- Microsoft Viva: AI audio overview support for pages and additional languages9 Mar
Windows 365 · 2
- Windows 365: Frontline in Shared mode availability for Germany West Central, Korea Central, Korea South13 Mar
- Windows 365: Frontline in Shared mode availability for Switzerland North, Switzerland West, Norway East, Norway East, Norway West, UAE central, UAE north13 Mar
OneDrive · 1
SharePoint · 1
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