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〰️ HAPPENING TOMORROW 〰️ Let's Learn GitHub Copilot SDK - .NET Edition Join this beginner-friendly livestream to learn how to build agentic applications with the GitHub Copilot SDK for .NET, without implementing the agent loop yourself. See you LIVE here 9AM PT ➡️ msft.it/63328agZCu

A colorful graphic featuring three cartoonish characters: a blue robot, a pink owl, and a yellow duck, positioned on stylized green geometric blocks. The text reads 'Let’s Learn GitHub Copilot SDK' prominently above them.

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Visual Studio @visualstudio.com · 13h

Learning behind a desk is one thing. Learning in the room is another. Save your seat, your badge will be waiting. Subscribers: msft.it/63321agZ4R Not a subscriber? Early Bird for Orlando 2026: msft.it/63326agZ4n

A workspace featuring a laptop with code and a coffee cup, placed on a wooden desk. Nearby, a piggy bank, an orange, a notepad, and a pen. A tag reads 'Register for VSLive!' with a prompt to 'Save your seat today.'

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Visual Studio @visualstudio.com · 29/09/2026

💾 AWE ≠ PAE. Windows Address Windowing Extensions can work without Physical Address Extension, but PAE is what made AWE shine by enabling access to memory beyond the 4 GB barrier. 🔬 Great Windows internals deep dive from Raymond Chen. 📖 msft.it/63328a5eaj #Windows #Cpp

A blue background features white text reading "The Old New Thing" and a note about AWE and PAE. Below, there are glasses resting on a stack of books. A prompt invites readers to check out Raymond Chen's Blog.

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Visual Studio @visualstudio.com · 29/09/2026

GPT-6.1 Sol is now available in #VisualStudio. The latest model from OpenAI is built for agentic coding and terminal workflows, reliably completing tasks with noticeably fewer tokens and steps than earlier models in the GPT-6 and GPT-5.6 families. More: msft.it/63322acF8p #GitHubCopilot

A release announcement for GPT-6.1 Sol, now available in GitHub Copilot. It displays a selection dropdown with 'GPT-6.1 Sol' highlighted and ready to select, alongside 'Gemini 3.8 Flash' and 'Claude Onus 5.5'.

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Visual Studio @visualstudio.com · 29/09/2026

AI is reshaping developer learning. As Copilot handles more syntax and boilerplate, the focus shifts to architecture, debugging, critical thinking, and asking better questions. The dev playbook is evolving fast. 🚀 Read: msft.it/63329a5eZN #GitHubCopilot #AI #VisualStudio #dotnet

A purple armchair with a name tag reading 'Visual Studio' hangs from the back. The background features a gradient from yellow to purple, with question mark icons. Text highlights the importance of in-person connection in the age of AI.

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Visual Studio @visualstudio.com · 28/09/2026

Claude Sonnet 5.5 is now available in Visual Studio. Select it from the model picker in Copilot Chat to get started. Learn more: msft.it/63327acOjW #VisualStudio #GitHubCopilot #AI

A release announcement for Claude Sonnet 5.5, stating its availability in GitHub Copilot. The text includes a checkmark next to the version name and features a hand cursor pointing at it, set against a dark background with grid patterns.

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Visual Studio @visualstudio.com · 28/09/2026

Your Visual Studio Subscription isn't just one tool. It's a whole developer universe, already in one spot. Explore what's already yours: msft.it/63320a5ZLO

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Visual Studio @visualstudio.com · 28/09/2026

🧪 Coverage at 37%? Let's fix that. 🚀 Use #VisualStudio Code Coverage + the #GitHubCopilot Test Agent to find real testing gaps, generate targeted unit tests, and boost coverage to 81% without guesswork. 🤯📈 Read the blog 👇 msft.it/63323a5ZTh

A purple background displays text that reads 'Today I will...' followed by 'Improve test coverage'. Icons for Visual Studio, .NET, and a robot character are included. The design suggests a tech-focused presentation.

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Visual Studio @visualstudio.com · 25/09/2026

🚫 Win32 trivia time! Want to remove a window's Close button? Turns out it's harder than it sounds. Raymond Chen explains WS_SYSMENU, SC_CLOSE, caption buttons, and why disabling exit paths is usually a bad UX idea. 😅 📖 msft.it/63329ajcKJ

A blue background features an open book and glasses resting atop stacked books. Text reads: 'The Old New Thing' above a question about removing the Close button from a window caption. A prompt encourages reading Raymond Chen's blog.

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Visual Studio @visualstudio.com · 25/09/2026

🧮 C++23 + MSVC = compile-time math magic ✨ constexpr <cmath> is arriving via LLVM libc in MSVC 14.52 Preview, enabling compile-time evaluation of math functions with improved accuracy and consistency. ⚙️🚀 Try /std:c++23 + /Zc:cmath and dive into the details! 📖 msft.it/63322aji2j

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Visual Studio @visualstudio.com · 25/09/2026

Byte Break Friday! 🎬 Which movie title best describes your current project right now? Drop your pick in the comments and tell us why 👇

Four spotlighted movie titles on a black background: 'Top Gun,' 'Mission Impossible,' 'Ocean's 11,' and 'Groundhog Day.' The text asks, 'Which movie title best describes your current project?'

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Visual Studio @visualstudio.com · 24/09/2026

🐛 A Word 97 release-blocking crash resisted debugging, pointed to a CPU erratum, and was fixed with a single nop instruction. When you're in the end game of a release, every change carries risk. Fascinating debugging story from Raymond Chen. 📖 msft.it/63321ajByU

A blue background features white text reading "The Old New Thing" and a subtitle discussing product risks. A pair of glasses rests atop two books to the right, with a notebook visible in the upper left corner.

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Visual Studio @visualstudio.com · 24/09/2026

How much of what you build lives outside Visual Studio itself? Databases, cloud, git workflows, other languages, Pluralsight can help you sharpen your skills. Visual Studio Subscribers, activate your benefit and keep learning: msft.it/63329aj6Nd

A digital illustration showing a laptop with a glowing screen, surrounded by various icons representing learning tools and subscription benefits arranged in a patterned layout. The background is a deep purple.

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Visual Studio @visualstudio.com · 24/09/2026

⚙️ C++ + VS 2026 = 🔥 🤖 Copilot modernization for MSVC upgrades ⚡ Whole Codebase Indexing 🌳 Git worktrees & submodules 🐳 Podman debugging 🧠 BYOM AI models Big upgrades for big native codebases. 📖 Read more: msft.it/63329a9EcS

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Visual Studio @visualstudio.com · 24/09/2026

In this One Dev Question, Amanda Silver reflects on the evolution of Visual Studio Code, from its open source architecture and thriving extension ecosystem to the transformative impact of GitHub Copilot. 🎥 msft.it/63320aj6gu

A Microsoft event graphic featuring a smiling man in a dark blazer, standing next to a text box. The box displays the question 'What's the deal with these IQs?' in bold blue letters, and 'Marco Casalaina' below it.

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Visual Studio @visualstudio.com · 23/09/2026

Union types. Mads Torgersen explains how C# will let you model a closed set of unrelated types, create union values from them, and switch over them in a fully strongly typed way... and there's already a preview compiler you can try in #VisualStudio and #VSCode. msft.it/63325abxf3

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Visual Studio @visualstudio.com · 23/09/2026

If you keep giving AI the same prompt, why not build it into your app? Same app, just spiced up with GitHub Copilot SDK. Kayla Cinnamon and James Montemagno show it live: msft.it/63320abwqp

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Visual Studio @visualstudio.com · 22/09/2026

GPT-6 Sol and GPT-6 Luna are now available in Visual Studio. These two additions to OpenAI's GPT-6 family join GPT-6 Astra: Select the one that fits your task from the model picker in Copilot Chat to get started. Learn more: msft.it/63326agEtr #VisualStudio #GitHubCopilot #AI

A promotional image announcing the release of GPT-6 Sol and Luna in GitHub Copilot. It displays a selection dropdown with 'GPT-6 Sol' highlighted, accompanied by icons. The background has a dark theme with a grid pattern.

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Visual Studio @visualstudio.com · 22/09/2026

Claude Opus 5.5 available in Visual Studio. Built for coding and agentic workflows, early testing showed it could resolve many tasks with fewer steps and tokens while handling complex multi-step development work. Details: msft.it/63325ag6yv #VisualStudio #GitHubCopilot

A promotional image announcing the release of Claude Opus 5.5, featured in a dark theme. Text includes 'NEW RELEASE' and 'Claude Opus 5.5 now available in GitHub Copilot'. A cursor points to the selection box for Claude Opus 5.5.

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Visual Studio @visualstudio.com · 22/09/2026

An AI agent that understands the problem beats one that just gets a task. Dalia Abo Sheasha explains why. Dive into the full session: msft.it/63322abwV2

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Visual Studio @visualstudio.com · 22/09/2026

⚙️ C++ tip from Raymond Chen: “Derived classes must override this method” is not a design strategy. 😆 Learn how to enforce required implementations in base/derived class hierarchies and avoid relying on comments as contracts. 🚀 📖 Read: msft.it/63328abxVj #CPP #MSVC

A blue background features an open book and glasses. Text reads: 'The Old New Thing: On forcing all derived classes to implement a specific non-virtual method, part 1. Read Raymond Chen’s Blog.'

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Visual Studio @visualstudio.com · 21/09/2026

Grok 4.7 is now available in Visual Studio. This latest reasoning model from xAI builds on Grok 4.6 for agentic coding and complex, multistep workflows. Select it from the model picker in Copilot Chat to get started. Learn more: msft.it/63321a5raW #VisualStudio #GitHubCopilot #AI

A promotional image announcing 'Grok 4.7 now available in GitHub Copilot'. It features a dark background with a grid pattern and a highlighted dropdown menu. A hand cursor points at 'Grok 4.7', which is checked in the menu, alongside options like 'GPT-3.5' and 'Claude Onus 5'.

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Visual Studio @visualstudio.com · 21/09/2026

VSLive! San Diego is a wrap. What was your #1 key takeaway, a shortcut, a talk, a new way to work?

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Visual Studio @visualstudio.com · 21/09/2026

MSVC Build Tools Preview (Sept 2026) is here! New updates targeting v14.52 bring compiler, linker, STL, optimizer & tooling improvements for C++ developers. 🚀 Ready to squeeze more from your builds? 👀 Read the details: msft.it/63329abxKL #cpp #MSVC

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Visual Studio @visualstudio.com · 19/09/2026

Byte Break Saturday! AI's in the code review mix now. How's it hit your process? Drop it in the comments.

A graphic with a dark blue background and binary code pattern, featuring four statements about AI's impact on code reviews. The statements include: 'Reviewing more code than ever,' 'Reviews are faster now,' 'Still finding my AI workflow,' and 'Not using AI yet.' Each statement has a checkmark.

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Visual Studio @visualstudio.com · 18/09/2026

We came, we saw, we coded. That's a wrap on VSLive! San Diego, and we're already itching to put everything we picked up this week to use. Thank you to everyone who spent it with us.

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Visual Studio @visualstudio.com · 18/09/2026

⚙️ C++ nerd snack: Every lambda = a unique type = more template instantiations. 🤯 This clever refactor converts lambdas into a shared DispatcherQueueHandler, factors out type-specific logic, and even removes the template altogether. 🚀 📖 Read: msft.it/63328akhK4

A blue background features white text titled 'The Old New Thing'. Below, it discusses reducing C++ template bloat by factoring type-dependent portions of the function, with a note about a practical exam. 'Read Raymond Chen’s Blog' is also included.

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Visual Studio @visualstudio.com · 18/09/2026

Quick tip from Visual Studio on YouTube... See the Visual Studio Debugger Agent use a Test-Driven Investigation workflow to take an intermittent bug from a GitHub issue to a verified fix. 🎥msft.it/63325akCsW

A woman with dark hair and a bindi is featured next to text that reads: 'Debugger Agentic Workflow Gets a Test-Driven Upgrade' and 'with Sireesha Pisipati'. The background is a soft gradient of purple.

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Visual Studio @visualstudio.com · 17/09/2026

🐢 App feels slow... but WHICH process is guilty? 🔍⚡ This deep dive shows how to hunt hidden latency across a distributed .NET app using Visual Studio Performance Profiler + GitHub Copilot Profiler Agent. 📖 Read the blog: msft.it/63324akVue

A purple gradient background features the text 'Today I will... find hidden latency across a distributed .NET application'. Three logos on the right represent Visual Studio, .NET, and an unspecified application, all set in a modern design.

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Visual Studio @visualstudio.com · 17/09/2026

You work in Visual Studio daily, but there's still more in it than you've tried. Pluralsight has courses to help you keep exploring. Visual Studio Subscribers, activate your benefit and keep learning: msft.it/63329akpAc

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Visual Studio @visualstudio.com · 16/09/2026

🎨 Alt+Tab roulette? 🎯 Visual Studio 2026 lets you scope themes/settings per solution and store them in settings.VisualStudio.json. Different repos, different colors, fewer wrong-window edits. 🚀 Read more 👉 msft.it/63320aVWxM

A split-screen image showing two instances of Visual Studio, one in blue and the other in red. The message 'Stop alt-tabbing into the wrong Visual Studio' appears prominently. Below, it encourages reading Mads Kristensen's latest blog post.

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Visual Studio @visualstudio.com · 16/09/2026

🚀 C++ tip: Templates boost reuse, but every expansion can inflate your binary. 😬 A neat trick? Factor out the type-dependent parts and keep the common logic shared. Smaller codegen, cleaner builds, happier compilers. ⚙️🧩 📖 Read: msft.it/63322aVmfg

A blue background features an open book and stacked books. The text reads, 'The Old New Thing' at the top, followed by 'Reducing C++ template bloat by factoring out the type-dependent portions of the function.' Below, it states 'Read Raymond Chen’s Blog.'

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Visual Studio @visualstudio.com · 16/09/2026

⚙️ C++ trivia that saves code: If your lambda only calls another callable with the same parameters, don't wrap it. 🚫📦 Lambdas are already callable objects (operator()), so pass them directly. Cleaner, simpler, faster to read. 😎 msft.it/63329apL0Z

A blue background features white text reading 'The Old New Thing' and a subtitle about wrapping a callable in a lambda. Below is an invitation to read Raymond Chen's Blog. In the foreground, there's an illustration of books and a pair of glasses.

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Visual Studio @visualstudio.com · 15/09/2026

Same engine. New app. You're in the driver's seat. ✨ Kayla Cinnamon and James Montemagno build one live with the GitHub Copilot SDK, from VSLive! MSHQ. msft.it/63329apLi5

Promotional image for a session titled 'Turn Every Idea into an AI App with the GitHub Copilot SDK' featuring Kayla Cinnamon and James Montemagno. Background includes Microsoft HQ branding and event details.

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Visual Studio @visualstudio.com · 15/09/2026

👀 Reviewing GitHub PRs? Do it without leaving Visual Studio. ⚡ Review diffs, add inline comments, approve & merge, then pull the PR into Copilot with #pullrequest for AI-assisted code review. 🤖🔥 📖 Read: msft.it/63322apLTE

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Visual Studio @visualstudio.com · 15/09/2026

Come find us. Our team is at the booth for VSLive! San Diego. Come ask questions, grab swag, and learn about your Visual Studio benefits.

A gradient blue background with speech bubble icons in various colors at the top. Text in bold black reads, 'Connect with the team!' Below, smaller text states, 'Ask questions, grab swag, and explore your Benefits at Visual Studio LIVE!'.

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Visual Studio @visualstudio.com · 15/09/2026

Dream it. Plan it. Ship it. All without leaving your terminal. Kayla Cinnamon shows the flow. msft.it/63325apImD

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Visual Studio @visualstudio.com · 14/09/2026

Byte Break Monday! 💻 What is stuck to your laptop? Stickers, logos, nothing at all — drop it in the comments 👇

A laptop with various stickers displays four categories: 'Dev tools & tech,' 'Conferences & travel,' 'Dev humor & pop culture,' and 'Nothing – clean look.' The background features a gradient with geometric shapes.

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Visual Studio @visualstudio.com · 14/09/2026

Writing code with AI is one thing. Building AI into your code is another. Pluralsight training covers both, included for many Visual Studio subscribers. See what's included with yours: msft.it/63322ap38K

A person using a black keyboard with both hands, placed on a wooden table. Background features a teal gradient with a circular inset promoting AI skills growth through a Visual Studio Subscription including Pluralsight training.

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Visual Studio @visualstudio.com · 12/09/2026

San Diego is calling. VSLive! San Diego kicks off soon Ready to connect, learn, and build together?

A vibrant background with purple and blue gradients and circular light patterns. Text reads: 'Ready to connect, learn, and build together? See you at Visual Studio LIVE!'

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Visual Studio @visualstudio.com · 11/09/2026

WinForms just picked up an AI teammate. 👇 Klaus Loeffelman puts it to work on modern WinForms development, from VSLive! MSHQ. msft.it/63325aTijP

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Visual Studio @visualstudio.com · 10/09/2026

Every app has a spot where it quietly loses time. Jason Bock shows you how to find it before your users do, from VSLive! MSHQ. msft.it/63329aTiJv

A promotional image for a session titled 'Improving Performance in .NET Applications' at Microsoft HQ. Features a smiling man with a shaved head and goatee, wearing a black and red shirt, alongside event details.

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Visual Studio @visualstudio.com · 10/09/2026

🐞 Hard-to-repro bug? Let the agent cook. 🤖🧪 Visual Studio Debugger Agent’s new Test-Driven Investigation workflow creates/finds repro tests, debugs runtime behavior, validates fixes, and checks regressions. 🔍✅ Read: 📖 msft.it/63328aT9fi

A promotional image featuring a dark blue background with the text 'New' in a sparkly pink font. Below it, 'The Visual Studio Debugger' is displayed in white, with 'Agentic Workflow Gets a Test-Driven Upgrade' underneath in a smaller white font.

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Visual Studio @visualstudio.com · 10/09/2026

Ground to cloud to Fabric, one keynote, all the code. 💻 Bob Ward's Thursday keynote on the latest Microsoft SQL and AI innovations, from VSLive! MSHQ. msft.it/63322aT9by

A promotional image for an event titled 'SQL and AI for Developers in Action' at Microsoft HQ. It features a woman with dark wavy hair and a man with light brown hair. The event includes speakers Anna Hoffman and Bob Ward.

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Visual Studio @visualstudio.com · 09/09/2026

🎮 Fun Microsoft trivia: Why did the original Microsoft Entertainment Pack advertise Tetris with a sticker instead of box art? 🤔 Because the licensing negotiations weren't finished when the boxes were printed. 😅 Classic contingency planning. Read: 📖 msft.it/63322araYA

A blue background features an open book and another partially visible book behind it. Text reads: 'The Old New Thing. Why did the Microsoft Entertainment Pack for Windows have a special sticker announcing that it also had Tetris? Read Raymond Chen's Blog.'

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Visual Studio @visualstudio.com · 09/09/2026

AI isn't just writing your code anymore. It's testing it, designing it, and shipping it too. ⚡ James Montemagno on .NET MAUI's AI shift at VSLive! MSHQ. msft.it/63323araRf

.NET MAUI in 2026 - How AI has Transformed App Development Forever. Presented by James Montemagno. Visual Studio Live! @ Microsoft HQ.

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Visual Studio @visualstudio.com · 09/09/2026

🤖 Pick the right AI brainpower. 🌳 Keep multiple Git branches live. 🧩 Share custom agents across your org. The latest Visual Studio update is packed with productivity wins for both Copilot and Git workflows. ⚡ Read more: 📖 msft.it/63326araB8

Visual Studio 2026 August update features: Adjust model thinking effort, Organization-level custom agents, Work on multiple branches at once, Git submodule support. Includes a link for more information.

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Visual Studio @visualstudio.com · 09/09/2026

3,000+ downloads for dev/test. All already part of your Visual Studio Subscription. Explore what's available: msft.it/63322arvtO

A blue gradient background with floating geometric shapes. On the left, text reads 'Explore 3000+ available downloads.' A loading bar is displayed, indicating a download in progress.

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Visual Studio @visualstudio.com · 08/09/2026

🤔 How does alloca() allocate from the stack without blowing past guard pages? 🧠 Answer: stack probing via __chkstk. Raymond Chen walks through the generated assembly and the mechanics behind dynamic stack allocation. ⚙️🔥 📖 Read: msft.it/63327arQOc

A blue background features an open book and a pair of glasses placed on a stack of books. Text reads: 'The Old New Thing' and 'How do functions like allocca allocate memory from the stack? Read Raymond Chen's Blog.'

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Visual Studio @visualstudio.com · 08/09/2026

You know the drill: build the grid, wire up sorting, wire up filtering, repeat on the next project. Syncfusion helps you bypass this with ready-to-use UI components, SDKs, and more, by subscription level. Watch to learn more on Bits & Pieces, then activate: msft.it/63327artIv

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