Streaming Audio in Edge

This issue report complains that Edge doesn’t stream AAC files and instead tries to download them. It notes that, in contrast, URLs that point to MP3s result in a simple audio player loading inside the browser. Edge has always supported AAC so what’s going on? The issue here isn’t about AAC, per-se; it’s instead about whether or notContinue reading “Streaming Audio in Edge”

Cookie Controls, Revisited

Update: The October 2018 Cumulative Security Update (KB4462919) brings the RS5 Cookie Control changes described below to Windows 10 RS2, RS3, and RS4. Note: Most of the content about “Edge” in this post describes Edge Legacy– modern Edge is based on Chromium and behaves mostly like Chrome. Cookies are one of the most crucial features inContinue reading “Cookie Controls, Revisited”

Cookies and Concurrency, Redux

In yesterday’s episode, I shared the root cause of a bug that can cause document.cookie to incorrectly return an empty string if the cookie is over 1kb and the cookie grows in the middle of a DOM document.cookie getter operation. Unfortunately, that simple bug wasn’t the root cause of the compatibility problem that I wasContinue reading “Cookies and Concurrency, Redux”

Script-Generated Download Files

As we finish up the next release of Windows 10, my team is hard at work triaging incoming bugs. Here’s a pattern that has come up a few times this month: Bug: I click download in Edge Legacy: …but I end up on an error page: Womp womp. If you watch the network traffic, you’llContinue reading “Script-Generated Download Files”

Developer Advocacy

The Microsoft Edge (nee Internet Explorer) team held one of their “#AskMSEdge chats” on Twitter yesterday. After watching the stream, @MarkXA neatly summarized the chat: The folks over on WindowsCentral built out a larger summary of the tidbits of news that did get answered on the chat, some of which were just pointers to theirContinue reading “Developer Advocacy”