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# Safari Technology Preview 82 Release Notes

Preview the latest web technology updates including: Web API, JavaScript, Media, Storage, CSS, Accessibility, Web Inspector, Web Driver, Web Authentication, WebGPU, and Browser Changes.

## Overview

[Safari Technology Preview](https://webkit.org/blog/6017/introducing-safari-technology-preview/) Release 82 is now [available for download](https://webkit.org/downloads/) for macOS Mojave and macOS High Sierra. If you already have Safari Technology Preview installed, you can update in the Software Update pane of System Preferences on macOS Mojave and from the Mac App Store’s Updates tab on macOS High Sierra. After updating to macOS Mojave, you may have to reinstall Safari Technology Preview.

This release covers WebKit revisions [244684-245007](https://trac.webkit.org/log?stop_rev=244684&rev=245007&limit=999).

### Web API

- Enabled Fetch Keep Alive by default ([r244931](https://trac.webkit.org/changeset/244931/webkit/))
- Changed to resolve the percentage values of inset properties against proper box. ([r244906](https://trac.webkit.org/changeset/244906/webkit/))
- Changed to use the normal loading path for ping loads ([r244700](https://trac.webkit.org/changeset/244700/webkit/))
- Fixed `propertyRegistry()` to be overridden for `SVGFEFloodElement` and `SVGFEMergeElement` ([r244690](https://trac.webkit.org/changeset/244690/webkit/))
- Fixed programmatic scrolling with async overflow scroll ([r244947](https://trac.webkit.org/changeset/244947/webkit/))
- Marked U+01C0 as a homograph of U+006C ([r244903](https://trac.webkit.org/changeset/244903/webkit/))
- Updated WebKit to rely more on ICU’s UTF-8 support ([r244828](https://trac.webkit.org/changeset/244828/webkit/))

### JavaScript

- Fixed crash when opening the inspector when using already in-flight generators and async functions ([r244915](https://trac.webkit.org/changeset/244915/webkit/))
- Changed setting a frame `src` attribute to not run a JavaScript URL synchronously ([r244892](https://trac.webkit.org/changeset/244892/webkit/))

### Media

- Changed WebAudio Node JS wrappers to not be collected if events can be fired ([r244977](https://trac.webkit.org/changeset/244977/webkit/))
- Updated `getDisplayMedia` to require a user gesture ([r244749](https://trac.webkit.org/changeset/244749/webkit/))
- Updated `XMLHttpRequest` to propagate user gestures for media playback ([r244823](https://trac.webkit.org/changeset/244823/webkit/))

### Storage

- Made a change to stop IndexedDB transactions to release locked database files when network process is ready to suspend ([r244687](https://trac.webkit.org/changeset/244687/webkit/))
- Updated to terminate Service Worker processes that use too much CPU ([r244979](https://trac.webkit.org/changeset/244979/webkit/))
- Updated to terminate unresponsive Service Worker processes ([r244936](https://trac.webkit.org/changeset/244936/webkit/))

### CSS

- Fixed `font-weight: 1000` to be parsed successfully ([r244817](https://trac.webkit.org/changeset/244817/webkit/))
- Fixed `transform` sometimes being left in a bad state after an animation ([r244800](https://trac.webkit.org/changeset/244800/webkit/))

### Accessibility

- Fixed the hit-point of a link that spans multiple lines ([r244983](https://trac.webkit.org/changeset/244983/webkit/))

### Web Inspector

- Updated support for dragging a node to the console to log the node ([r244946](https://trac.webkit.org/changeset/244946/webkit/))
- Added support for recording actions performed on WebGL 2 contexts ([r244908](https://trac.webkit.org/changeset/244908/webkit/))

### Web Driver

- Used a more informative key to indicate automation availability ([r244791](https://trac.webkit.org/changeset/244791/webkit/))

### Web Authentication

- Added a check to require a call to WebAuthN from a focused document ([r244938](https://trac.webkit.org/changeset/244938/webkit/))

### WebGPU

- Moved `gpu` API entry point from `window` to `navigator` ([r244777](https://trac.webkit.org/changeset/244777/webkit/))

### Browser Changes

- Changed unchecking “Allow websites to ask for permission to send notifications” to also disable prompting for HTML5 notifications

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