Microsoft brings Windows 11 to HoloLens 2

The industrial metaverse is revolutionizing industries. Cutting-edge technologies like cloud and edge computing, digital twins and machine learning simulations are enabling organizations to better understand, predict and interact with the physical world. ... more

Taking control of your application’s title bar

Web technology is a common way to develop desktop applications. A growing number of apps are being built using an open technology stack based solely on web standards. These apps, or PWAs, can be installed from both the Microsoft Edge browser and the Microsoft ... more

Inspired by challenges in your workday: latest innovations and updates from Microsoft Edge

What would it feel like to get a boost in half of your workday? If you are an information worker, today you spend over 50% of your computing time in the browser. A browser isn’t just a browser anymore. It’s your center for digital work. Yet it typically ... more

Closing a 30 pixel gap between native and web

We talk a lot about Progressive Web Apps (PWA) in the context of mobile devices, but they have an enormous potential on desktop operating systems that's only beginning to materialize. Recently, with many new web capabilities in the Chromium browser engine ... more

Releasing Windows 11 Build 22621.607 to the Release Preview Channel

Hello Windows Insiders, today we’re releasing Windows 11 Build 22621.607 ( KB5017389) to Insiders in the Release Preview Channel on Windows 11, version 22H2. This update includes the following improvements: We fixed an issue that affects some apps that ... more

Releasing Windows 11 Build 22000.1041 to the Release Preview Channel

Hello Windows Insiders, today we’re releasing Windows 11 Build 22000.1041 ( KB 5017383) to Insiders in the Release Preview Channel on Windows 11 (original release). This update includes the following improvements: New! We introduced WebAuthn redirection. ... more

Releasing Windows 10 Build 19044.2075 to Release Preview Channel

Hello Windows Insiders, today we are releasing Windows 10 21H2 Build 19044.2075 ( KB5017380 ) to the Release Preview Channel for those Insiders who are on Windows 10, version 21H2. This update includes the following improvements: New! We turned off Transport ... more

Announcing Windows 11 Insider Preview Build 22621.586 and 22622.586

Hello Windows Insiders, today we are releasing Windows 11 Insider Preview Build 22621.586 and Build 22622.586 (KB5016701) to the Beta Channel. Build 2262 2 .586 = New features rolling out. Build 22621.586 = New features off by default. As a reminder, ... more

Debug the web in 3D with the 3D View tool

Microsoft Edge DevTools has had a 3D View tool for some time already, and it’s a really great way to visualize how web pages are constructed. The tool is becoming even better! We've recently added new functionality to it and updated the navigation interface ... more

Styling <select> elements for real

Styling <select> elements consistently across browsers has long been a difficult task. While it is now possible to style the button part of a <select> , styling its contents – the box that contains the list of options, and the options themselves ... more

Retrieve source maps securely in production in Microsoft Edge DevTools

With version 99 of Microsoft Edge, DevTools can securely download source maps from the Azure Artifacts symbol server. This means you can use Azure Pipelines to publish source maps to a secure location, and have DevTools retrieve them at runtime and offer ... more

Memory tooling improvements in DevTools for Retainers

Any sufficiently large web application will probably reach the point where it uses more memory than expected. At that point, a developer might start recording memory heap snapshots in DevTools to investigate what objects are contained in memory. For any ... more

Unminifying function names in DevTools performance profiles

Starting in Microsoft Edge version 99, you can use the new “Unminify profile” button in the Performance tool to download an unminified profile using your published sourcemaps. Opening this file in the Performance tool will provide you with easier-to-debug ... more

Test IE mode in Microsoft Edge with Internet Explorer Driver

In collaboration with our friends in the Selenium project, the Microsoft Edge team is excited to announce that you can now test Internet Explorer mode in Microsoft Edge with Internet Explorer Driver. With just a few changes to an existing test that runs ... more

Getting started with Protocol Handlers for your web app

Beginning with Microsoft Edge 96, web apps can now use Protocol Handlers in Microsoft Edge. This is a powerful feature that allows your installed web application (or PWA) to handle pre-set or custom protocols. Installed web applications can now register ... more

Looking back at Microsoft Edge for developers in 2021

2021 was an eventful year for Microsoft Edge. We built new PWA features that more deeply integrate apps with the operating system, we made PWAs easily available on the Microsoft Store, we included WebView2 by default in Windows 11 with automatic updates, ... more

Debug memory leaks with the Microsoft Edge Detached Elements tool

Memory leaks occur when the JavaScript code of an application retains more and more objects in memory that it doesn’t need any longer instead of releasing them for the browser to garbage collect (GC). For long-running apps, small memory leaks of only ... more

Make Microsoft Edge DevTools your own

There isn’t much you can’t do with web technologies nowadays. The web platform has evolved so much that such diverse things as animating elements, playing or recording media, accessing files or storage, intercepting network requests and accessing the ... more

Enhancing Inking on the Web

Today we are excited to announce the preview availability of an enhanced inking experience in the latest Dev Channel builds of Microsoft Edge. We first introduced these enhancements during Build 2021, showcasing how this new web API, which has been implemented ... more

CSS module scripts: `import` stylesheets like JavaScript modules

Microsoft and Google have collaborated to bring support for CSS module scripts to Chromium, and they will be available starting in Microsoft Edge and Chrome version 93. The new CSS module scripts feature can be used to load CSS style sheets with import ... more

Easier browser debugging with Developer Tools integration in Visual Studio Code

If you're debugging JavaScript in Visual Studio Code you probably have used either the Chrome Debugger or the Microsoft Edge Debugger extension. Neither are necessary any longer to debug as JavaScript debugging is now built-in to Visual Studio Code. This ... more

Improving contrast in Microsoft Edge DevTools: A bugfix case study

Creating accessible products means most of all being aware of the usability issues your designs and code can cause. When creating new products, Microsoft follows a strict workflow of accessibility reviews of designs, code reviews and mandatory audits ... more

Six time-saving tips for using the DevTools Console

Microsoft Edge DevTools engineer Patrick Brosset recently collected some of the web development community’s favorite tips for getting the most out of one of the most popular features of browser DevTools: the humble Console. We’ve collected a few highlights ... more

Supporting Open Web Docs to deliver web developer documentation

Today, we’re happy to share our support for Open Web Docs, a new collective launching today which is dedicated to sustainably supporting high-quality, browser-agnostic, community-driven web developer documentation. Open Web Docs employs full-time writing ... more

Announcing General Availability of Microsoft Edge WebView2 for .NET and Fixed Version distribution mode

Today, we are excited to announce that Microsoft Edge WebView2 is now generally available for use in production .NET 5, .NET Core, and .NET Framework WinForms and WPF applications on existing Windows versions! Additionally, we are thrilled to announce ... more

ICYMI – Top Announcements from Microsoft Build 2020

It has been one month since the first-ever, completely virtual Microsoft Build, where we unveiled new tools and updates to make developing for all 1 billion Windows 10 devices easier. It’s an exciting time for Windows, and if you missed the event or ... more

Introducing WinUI 3 Preview 1

Today at Microsoft Build 2020 the WinUI team is excited to announce the latest version of WinUI 3 available for public preview: WinUI 3 Preview 1 . This preview expands the world of WinUI to an even wider audience of developers – the previously-released ... more

New optimizations boost performance in preview builds of Microsoft Edge

Starting with Microsoft Edge build 81.0.389.0 on 64-bit Windows 10, we’ve enabled new toolchain optimizations that should provide a substantial performance improvement in general browsing workloads. We’ve measured an up to 13% performance improvement ... more

Microsoft 365 Developer Day: Dual-screen experiences

Today at Microsoft 365 Developer Day: Dual-screen experiences, we showed you our vision for dual screens. We shared how dual-screen devices are optimized for the way you naturally work and want to get things done. We created a device experience that ... more

Announcing dual-screen preview SDKs and Microsoft 365 Developer Day

In November, we shared our vision for dual-screen devices and how this new device category will help people get more done on smaller and more mobile form factors. Today, we are excited to give you an update on how you can get started and optimize for ... more