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Highlights
How we built the Microsoft Learn MCP Server
When we launched the Microsoft Learn Model Context Protocol (MCP) Server in June 2025, our goal was simple: make it effortless for AI agents to use trusted, up-to-date Microsoft Learn documentation. GitHub Copilot and other agents are increasingly common, and they need to be able to...
Read moreClick to read more about this post.NET 11 Preview 1 is now available!
Find out about the new features in .NET 11 Preview 1 across the .NET runtime, SDK, libraries, ASP.NET Core, Blazor, C#, .NET MAUI, and more!
Read moreClick to read more about this postHow did Windows 95 get permission to put the Weezer video Buddy Holly on the CD?
Asking nicely, and asking a lot of people.
Read moreClick to read more about this postLatest posts
Feb 4, 2026
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WinGet Configuration: Set up your dev machine in one command
I've set up a lot of dev machines in my life. Traditionally, this takes a lot of time to get everything just right, but now there's a faster way with WinGet Configuration files. Let me show you how to go from a fresh Windows install to a fully configured dev environment with a single...
Microsoft for Developers
Feb 4, 2026
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How can I prevent the user from changing the widths of ListView columns?
You can ask the header to be non-resizing.
The Old New Thing
Feb 3, 2026
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Deprecation notice: Teams Live Events meeting creation via Microsoft Graph
Creating Teams Live Events via the Microsoft Graph isBroadcast API is deprecated. We encourage developers to use Virtual Event APIs instead.
Microsoft 365 Developer Blog
Feb 3, 2026
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Part 2: Building a Python CRUD API with Azure Functions and Azure Cosmos DB
Series: Building Serverless Applications with Azure Functions and Azure Cosmos DB
In the first post of this series, we focused on establishing the fundamentals of serverless architecture by building and deploying a simple HTTP API using Azure Functions and FastAPI. The post centred on...
Azure Cosmos DB Blog
Feb 3, 2026
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Performance improvements to MEF-based editor productivity extensions
Tina,
Amadeus
If you use editor productivity extensions for Visual Studio 2026, there's good news—they can now load faster! Extension developers with existing MEF-based editor productivity extensions should read this blog to learn about recent changes and how they might be affected.
We...
Visual Studio Blog
Feb 3, 2026
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Some small stories about the giant satellite dish antenna that was behind Microsoft Building 11
A little trivia.
The Old New Thing
Feb 2, 2026
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Java OpenJDK January 2026 Patch & Security Update
Hello Java customers!
We are happy to announce the latest January 2026 patch & security update release for the Microsoft Build of OpenJDK. Download and install the binaries today.
OpenJDK 25.0.2
OpenJDK 21.0.10
OpenJDK 17.0.18
OpenJDK 11.0.30
Check our release...
Microsoft for Java Developers
Feb 2, 2026
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Azure Cosmos DB Data Explorer now supports Dark Mode
If you spend time in the Azure Portal’s using Azure Cosmos DB Data Explorer, you know it’s a “lots of screens, lots of tabs, lots of work happening” kind of place. So I’m excited to share a small upgrade that makes a big difference: Dark Mode is now supported in Cosmos DB Data...
Azure Cosmos DB Blog