Welcome to the .NET Framework 4.7.1 Early Access!

Last Updated: 9/28/2017 Today, we are happy to share the .NET Framework 4.7.1 Early Access build with the Developer Pack. The .NET Framework 4.7.1 Developer Pack lets developers build applications that target the .NET Framework 4.7.1 by using Visual Studio 2017, Visual Studio 2015 or other IDEs. This is a single package that bundles the .NET… Read more

Introducing Support for Brotli Compression

This post was written by our software developer intern Denys Tsomenko, who worked on a Brotli compression library during his internship. Modern web-pages are getting larger and larger with huge CSS, HTML and JavaScript files. But the Internet connection isn’t always good and pages can load slowly. Web pages also often contain other materials such as… Read more

Performance Improvements in RyuJIT in .NET Core and .NET Framework

RyuJIT is the just-in-time compiler used by .NET Core on x64 and now x86 and by the .NET Framework on x64 to compile MSIL bytecode to native machine code when a managed assembly executes. I’d like to point out some of the past year’s improvements that have gone into RyuJIT, and how they make the generated… Read more

.NET Framework May 2017 Cumulative Quality Update for Windows 10

We just released a new Cumulative Quality Update for the .NET Framework. This update is specific to Windows 10 Creators Update. Previously released security and quality updates are included in this release. These quality updates will be made available to other .NET Framework and Windows version combinations in Q3 2017. You can read the .NET Framework… Read more

Announcing EF 6.2 beta 1

Earlier this month, we announced a preview of Entity Framework Core 2.0, the lightweight, extensible and cross-platform version of EF for .NET Core and .NET Framework. Today we are making the 6.2 beta 1 version of the Entity Framework runtime and the corresponding Visual Studio tooling available. EF 6.2 is a new iteration of Microsoft’s… Read more

.NET Framework December 2016 Monthly Rollup is Now Available

Today we are releasing a new Security and Quality Rollup and Security Only Update for the .NET Framework. This release resolves a security vulnerability and includes two new quality and reliability improvements. The Security and Quality Rollup is available via Windows Update, Windows Server Update Services and Microsoft Update Catalog. The Security Only Update is… Read more

.NET Framework Monthly Rollup: October 2016

Today marks the first release of the new .NET Framework Monthly Rollup. Here’s what went into the release: Security Microsoft Security Bulletin MS16-120 – Important: Security Update for Microsoft Graphics Component (3192884) This update resolves vulnerabilities in Microsoft Windows, Microsoft Office, Skype for Business, Silverlight, Microsoft Lync, and the Microsoft .NET Framework. The vulnerabilities could… Read more

.NET Framework Monthly Rollups Explained

Updated (2017/5/31) We recently introduced the .NET Framework Monthly Rollup, a new and simpler way for you to install all applicable .NET Framework updates in a single step. We wanted to go into more depth on these new releases. This post describes the three monthly update types that you can install. It shows you what the… Read more

Introducing .NET Standard

Questions? Check out the .NET Standard FAQ. You can find the latest version of the compatibility matrix here. In my last post, I talked about how we want to make porting to .NET Core easier. In this post, I’ll focus on how we’re making this plan a reality with .NET Standard. We’ll cover which APIs we… Read more

Introducing the .NET Framework Monthly Rollup

We are making an important change to .NET Framework updates to align with the Windows Monthly Rollup, also announced today. Beginning October 2016, you will be able to install a new update release called the .NET Framework Monthly Rollup. The rollup will update the .NET Framework with the latest security and quality improvements. The .NET… Read more