A brand new put up on Apple’s WebKit weblog outlines the brand new options, bug fixes, and deprecations (or quite, only one) included in Safari 26.4’s WebKit. Listed here are the main points.
44 options, 191 fixes, and one deprecation
In a weblog put up printed earlier immediately, Jen Simmons, Apple Evangelist on the Internet Developer Expertise group for Safari and WebKit, broke down what’s new on WebKit with Safari 26.4.
In accordance with her:
Past the headliners, the center of this launch is concentrated on what internet builders ask for many. We hear you loud and clear. Outcomes from 2025 developer surveys made it clear you need time to meet up with new options, not be swamped with extra. You need current options to work persistently throughout each browser. You requested for browser engineers engaged on WebKit that can assist you by squashing bugs and shutting gaps in spec protection. That’s what this launch goals to do.
Relating to new options, the headlining addition is CSS Grid Lanes, “a long-awaited answer for constructing wealthy visible galleries and far more.” Safari 26.4 additionally provides help for WebTransport, “a contemporary various to WebSocket” that opens the door to “low-latency experiences like multiplayer video games, reside collaboration instruments, and improved video conferencing.”
As well as, Safari 26.4 options higher help for keyboard shortcuts with the introduction of the Keyboard Lock API, “which permits internet purposes to seize keyboard enter that will usually be dealt with by the browser.” Right here’s Simmons on the brand new API:
For those who’ve ever constructed a sport, a distant desktop shopper, or a artistic device, you’ve in all probability encountered this frustration: sure keyboard shortcuts are off-limits. Press the Escape key and you might be thrown out of fullscreen mode. There’s been no approach to forestall this — till now.
The Keyboard Lock API permits you to request entry to particular keys when your utility wants it. A sport can now use the Escape key for its personal menu system.
As for its single deprecation, the replace “removes the deprecated FontFaceSet constructor from the CSS Font Loading API, aligning with a CSSWG decision that deemed it pointless.”
Lastly, among the many 191 fixes, Safari 26.4 addresses bugs affecting SVG, tables, MathML, CSS Zoom, and extra.
To be taught extra about what’s new with Safari 26.4, comply with this hyperlink.
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