WEEKLY BRIEFING · 16 FEB – 22 FEB 2026 · UTC
Public sources only
48 public updates in week 8
No new MSRC release that week. 30 roadmap changes, led by Outlook (9) and Microsoft Edge (6). CISA added 1 Microsoft CVE to its Known Exploited Vulnerabilities catalog. 4 lifecycle milestones fall in the next 30 days. 9 Windows and security articles from Microsoft blogs.
0Windows KB releases
0MSRC release notes
30Roadmap changes across 8 products
9Windows and security articles
1Microsoft CVEs added to CISA KEV
Security to act on1
Windows and security news9
- Announcing Windows 11 Insider Preview Build 26220.7872 (Beta Channel)20 Feb
- Announcing Windows 11 Insider Preview Build 26300.7877 (Dev Channel)20 Feb
- Announcing Windows 11 Insider Preview Build 28020.1619 (Canary Channel)20 Feb
- Stop Worrying and Love the Outage, Vol IV: Preference items20 Feb
- Cross Forest Enrollment – PKISync.PS119 Feb
4 more
- Announcing New Optional Windows 11 Insider Preview Build for Canary Channel 29531.100018 Feb
- Releasing Windows 11 Builds 26100.7918 and 26200.7918 to the Release Preview Channel17 Feb
- Announcing Windows 11 Insider Preview Build 26220.7859 (Beta Channel)17 Feb
- Introducing library management in Microsoft Defender17 Feb
Lifecycle milestones in the next 30 days4
- Retirement: Speech to Text API v3.0 API Retirement 13 Mar
- Retirement · 2 products: DMS (classic) – SQL Scenarios only retirement, Feature deprecation: Trigger playbooks on alerts by analytics rule 15 Mar
- Retirement: AzureML Batch Endpoints API Preview retirement 16 Mar
Microsoft product news9
Gemini API release notes · 4
- Launched a separate endpoint gemini-3.1-pro-preview-customtools, which is better at prioritizing custom tools, for users building with a mix of bash and tools.19 Feb
- Released Gemini 3.1 Pro Preview, our latest iteration in the new Gemini 3 series family.19 Feb
- Deprecation announcement: The following models will be shut down June 1, 2026: gemini-2.0-flash gemini-2.0-flash-001 gemini-2.0-flash-lite gemini-2.0-flash-lite-00118 Feb
Microsoft Graph changelog · 2
- Security (v1.0): Added the labelNotFoundException member to the usageRights enumeration.20 Feb
- Identity and access (v1.0): Added the administrationScopeTargets relationship to the workflowBase resource. This relationship is also inherited by the workflow and wor…19 Feb
PowerShell release notes · 1
PowerShell Team Blog · 1
Azure Virtual Desktop Blog · 1
Microsoft 365 roadmap30
Outlook · 9
- Outlook: Insert signature into calendar events20 Feb
- Outlook: Wait on Send for oversharing dialog in New Outlook20 Feb
- Outlook: Editor (Proofing and Spellcheck)19 Feb
6 more
- Outlook: External tag in contact suggestions19 Feb
- Outlook: Global Address List Redesign19 Feb
- Outlook: Grant mail delegate sharing permissions from the new Outlook19 Feb
- Outlook: New Outlook for Windows - Reply To header19 Feb
- Outlook: New third-party enriched properties available for customizing profile cards18 Feb
- Outlook: Offline Support for Calendar - Create, Edit and Delete Event support18 Feb
Microsoft Edge · 6
- Microsoft Edge: Announcement page on update experience20 Feb
- Microsoft Edge: v.145 - Introducing a new policy that can enable/disable web app installation from the browser20 Feb
- Microsoft Edge: v.145 - Add “Summarize” and “Explain” Copilot actions in PDF reader19 Feb
3 more
Teams · 6
- Microsoft Teams: Autocorrect in Teams compose20 Feb
- Microsoft Teams: Line key configuration on Teams Phone devices from Teams Admin Center (TAC)20 Feb
- Microsoft Teams: Shared tab in channel20 Feb
3 more
Microsoft 365 Copilot · 5
- Microsoft Copilot (Microsoft 365): Local file support for Agent Mode in Excel20 Feb
- Microsoft Copilot (Microsoft 365): Word Agent20 Feb
- Microsoft Edge: v.145 - Securely enable AI generated applications20 Feb
2 more
4 more products · 4 changes
Excel · 1
- Excel: Python in Excel18 Feb
Microsoft Entra · 1
Purview · 1
Viva · 1
Every line opens its detail page or the original Microsoft source. This briefing uses public sources only and says nothing about your tenant or devices.