web compatibility

Mozilla’s decision to keep Firefox 115 ESR alive for older machines is the latest twist in a multi-stage, pragmatic approach to supporting users who remain on end-of-life operating systems — the Extended Support Release for Firefox 115 will now be maintained for Windows 7, Windows 8/8.1 and...

Once considered the very benchmark of stability and elegance in desktop computing, Windows 7 is now widely deemed a relic of the past amid a rapidly evolving technology landscape. Back in its heyday, Windows 7 won over critics and users alike with its reliable performance, intuitive interface...

For users who have grown accustomed to sticking with legacy versions of software, the world continues to evolve around them—sometimes with unforeseen and disruptive consequences. An upcoming change scheduled for March 14, 2025, is about to illustrate this reality for countless Firefox users...

The digital world evolves at breakneck speed, yet sometimes a blast from the past remains necessary. While modern browsers like Microsoft Edge, Google Chrome, and Mozilla Firefox dominate the scene, many Windows 10 users still find themselves in need of Internet Explorer 11—especially for legacy...

After 25+ years of helping people use and experience the web, Internet Explorer (IE) is officially retired and out of support as of today, June 15, 2022. To many millions of you, thank you for using Internet Explorer as your gateway to the internet. For our readers in Japan and Korea, please...

In continuation of our commitment to reduce fragmentation of the web for all developers, and to create better web compatibility for our customers, we plan to support the Declarative Net Request API and other changes proposed as part of Manifest V3. The decision to embrace Manifest V3 changes is...

The browser and search engine for business In our mission to empower people with knowledge with Microsoft 365, one critical opportunity is the internet. We know that 60% of the time people spend on the PC is within the web browser, and it has become the primary way we work, learn and play...

The Edge browser is to change: Microsoft Edge: Making the web better through more open source collaboration - Windows Experience Blog

Over the past year the Microsoft Edge team has been hard at work on a new browser engine that will be better than ever at correctly, quickly, and reliably rendering the Web. As a user, your favorite web sites will just work, and as a web developer, you will find that Microsoft Edge should just...

Windows 10 Insider builds recently introduced support for srcset, our first step on the path to fully supporting the picture element for responsive images. In this post we’d like to share more about our initial implementation of srcset in Windows 10 and our strategy for bringing more components...

After months of testing, the 3.1 version of Mozilla’s open source email client (Thunderbird) has finally arrived in full, bearing many updates like improved performance, stability, web compatibility, code simplification, as well as added functionality. Based on the Gecko 1.9.2 platform, Tbird...

hello i tried to get onto a website and it said i need a plugin which is adobe flash player but when i try to install it does not like it,any ideas which flash player wll work with firefox and windows 7 please? thank you.

I'm using the Windows 7 Beta, and the version of IE that comes with it. NBC.com keeps redirecting me to m.NBC.com, which I assume is the mobile version of their site. This does not happen in Firefox. Is there some setting that would make websites think I'm using a mobile phone?

I did a quick search and didn't see anything. I'm guessing the answer is no, but I wanted to see if anyone had tried or found a way to uninstall IE8 beta and install IE7. Several websites that our company uses don't work in FF and don't work in IE8 beta (at least not properly, frames don't...