Circular tree map showing "DOM Tree" at the center, surrounded by "JS Binding," "Editing," "Spellcheck," "Events," and "Attributes."
April 19, 2017 Mobile, PC, Tablet

Modernizing the DOM tree in Microsoft Edge

By Microsoft Edge Team

The DOM is the foundation of the web platform programming model, and its design and performance impacts the rest of the browser However, its history and evolution is far from a simple Over the past three years, we've embarked on… Read more

Surface Books instrumented for direct power measurement, running a looping browser test in a performance lab.
April 14, 2017 Mobile, PC, Tablet

Better battery life with Microsoft Edge

By Brandon Heenan

There’s a good chance you’ve noticed that Microsoft Edge and other popular browsers have recently been focused on improving battery We've been paying particular attention to this with Windows 10, and the response has been Windows users spend more than… Read more

April 12, 2017 PC

Disabling VBScript execution in Internet Explorer 11

By Microsoft Edge Team

VBScript is deprecated in Internet Explorer 11, and is not executed for webpages displayed in IE11 However, for backwards compatibility, VBScript execution is currently still permitted for websites rendered in legacy document This was introduced as a temporary Document modes… Read more

Screen capture showing the Enterprise Mode Site List Portal dashboard
April 7, 2017 Mobile, PC, Tablet

Legacy web apps in the enterprise

By Josh Rennert

Migrating legacy web apps to modern standards can be both costly and time IT departments are generally cost centers, and it makes sense for enterprises to want to maximize the ROI on their existing LOB Many of these sites may… Read more

Illustration of a dog wearing a sweater in an urban park
March 24, 2017 Mobile, PC, Tablet

CSS Custom Properties in Microsoft Edge

By Greg Whitworth

Beginning with EdgeHTML 15 in the Windows 10 Creators Update, Microsoft Edge introduces support for CSS Custom Properties, a new primitive value type to fully cascade variables across CSS You can preview CSS Custom Properties in Windows Insider Preview builds… Read more

March 23, 2017 Mobile, PC, Tablet

Strengthening the Microsoft Edge Sandbox

By Crispin Cowan

In a recent post, we outlined the layered strategy that the Microsoft Edge security team employs to protect you from vulnerabilities that could be used to compromise your device or personal In particular, we showed how Microsoft Edge is leveraging… Read more