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Firefox 158 landed today! For web devs: ๐ŸŽ‰ JPEG XL support, including full progressive rendering. ๐ŸŽ‰ 'navigate' on notifications, so they can go to a URL without firing events. ๐ŸŽ‰ WebGPU's float32-blendable ๐ŸŽ‰ WebGL's EXT_polygon_offset_clamp And more! developer.mozilla.org/en-US/docs/M...

developer.mozilla.orgFirefox 158 release notes for developers (Stable) - Mozilla | MDNThis article provides information about the changes in Firefox 158 that affect developers. Firefox 158 was released on October 13, 2026.

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Just updated. Noticed the featured pop-up blocker on the What's New page that loaded after relaunch. I know that's just for mobile, but it reminded me of a thing I have been wishing for forever. Is there any way you could make web pages that have a video at the top not be allowed to make 1/2

2/2 that same video jump down to the lower corner of the page as soon as I start scrolling? This is as intrusive-feeling as pop-up ads. I shouldn't have to get bogged down in looking for a tiny Pause button or an even tinier Close button when all I want to do is *read* what's on the page.

I think a lot of sites would greatly benefit from a mode that "freezes" the page, letting you scroll but stopping any scripts, animations, etc from running, other than when you actually click on something.

Interesting thought. However, it seems to me that so many little things are done by Javascript these days, even just to present text, that I think that freeze mode might be a little too blunt. For example, lots of stuff I read has footnotes, where I can hover 1/2