Apple released Safari 16.4, check the complete release notes

March 28, 2023 by RMCTeam

Apple recently released the iOS 16.4, iPadOS 16.4, watchOS 9.4, macOS 13.3, tvOS 16.4, HomePod/Mini 16.4 and Studio Display 16.4 update. The latest updates adds some new changes and fix some bugs. Also, Apple’s Emergency SOS via Satellite expanded to six European countries.

According to the latest report, Apple rolled out Safari 164 beta update with so many bug fixes and added lots of new things. The latest update added dark mode support for plain text files as well as added fingerprinting countermeasures for querying the permission state of the Notifications API. You can check the complete changelog of this update which is mentioned below.

Overview

Safari 16.4 beta is available for macOS Big Sur, macOS Monterey, macOS Ventura, iPadOS 16.4 beta, and iOS 16.4 beta.

Browser Changes

New Features

Added dark mode support for plain text files.
Added fingerprinting countermeasures for querying the permission state of the Notifications API.

CSS

New Features

Added support for :user-invalid and :user-valid pseudo-classes.
Added support for currentColor with color-mix().
Added support for margin-trim.
Added support for outline following the curve of border-radius.
Added support for CSS Properties and Values API with support for @property.
Added support for CSS relative color syntax.
Added support for new named colors to match CSS Color Level 4.
Added support for the :dir() pseudo-class.
Added support for the :modal pseudo-class to match fullscreen elements.
Added support for the lh and rlh units.
Added support for the range syntax and boolean logic from Media Queries level 4.
Added support for the unprefixed :fullscreen pseudo-class.
Added support for the unprefixed absolute size keyword xxx-large.

Resolved Issues

Fixed -webkit-mask-box-image: initial to set the correct initial value.
Fixed -webkit-radial-gradient parsing accidentally treating several mandatory commas as optional.
Fixed ::placeholder to not support writing-mode, direction, or text-orientation.
Fixed :has() pseudo-class invalidation for :lang, :playing, :paused, :seeking, :muted, :volume-locked, :picture-in-picture, :buffering, and :stalled pseudo-classes.
Fixed @supports to not work if not, or, or and isn’t followed by a space.
Fixed background-repeat not getting correctly exposed through inline styles.
Fixed baseline-shift to allow length or percentage, but not numbers.
Fixed contain: inline-size for replaced elements.
Fixed CSSPerspective.toMatrix() to throw a TypeError if its length is incompatible with the px unit.
Fixed cx, cy, x, and y CSS properties to allow length or percentage, but not numbers.
Fixed filter: blur on an absolutely positioned image losing overflow: hidden.
Fixed font-face to accept ranges in reverse order, and reverse them for computed styles.
Fixed font-style: oblique must allow angles equal to 90deg or -90deg.
Fixed font-style: oblique with calc() to allow out-of-range angles and clamp them for computed style.
Fixed font-weight to clamp to 1 as a minimum.
Fixed font shorthand to reject out-of-range angles for font-style.
Fixed font shorthand to reset more longhand properties.
Fixed overflow-x: clip causing a sibling image to not load.
Fixed overflow: clip not working on SVG elements.
Fixed stroke-dasharray parsing to align with standards.
Fixed stroke-width and stroke-dashoffset parsing to align with standards.
Fixed text-decoration-thickness property not repainting when changed.
Fixed allowing calc() that combines percentages and lengths for line-height.
Fixed an issue where using box-sizing: border-box causes the calculated aspect-ratio to create negative content sizes.
Fixed an issue with a monospace font on a parent causing children with a sans-serif font using rem or rlh units to grow to a larger size.
Fixed behavior of cursor: auto over links.
Fixed buttons with auto width and height to not set intrinsic margins.
Fixed calculating block size to use the correct box-sizing with aspect ratio.
Fixed cells overflowing their contents when a table cell has inline children which change writing-mode.
Fixed clipping perspective calc() values to 0.
Fixed font shorthand to not reject values that happen to have CSS-wide keywords as non-first identifiers in a font family name.
Fixed hit testing for double-click selection on overflowing inline content.
Fixed honoring the content block size minimum for a <fieldset> element with aspect-ratio applied.
Fixed incorrectly positioned line break in contenteditable with tabs.
Fixed invalidation for class names within :nth-child() selector lists.
Fixed omitting the normal value for line-height from the font shorthand in the specified style, not just the computed style.
Fixed pseudo-elements to not be treated as ASCII case-insensitive.
Fixed rejecting a selector argument for :nth-of-type or :nth-last-of-type.
Fixed serialization order for contain.
Fixed strings not wrapped at zero width spaces when word-break: keep-all is set.
Fixed supporting <string> as an unprefixed keyframe name.
Fixed the :has() pseudo-selector parsing to be unforgiving.
Fixed the font-face src descriptor format to allow only specified formats, others are a parse error.
Fixed the tz component not accounting for zoom when creating a matrix3d() value.
Fixed the computed value for stroke-dasharray to be in px.
Fixed the effect of the writing-mode property not getting removed when the property is removed from the root element.
Fixed the position of text-shadow used with text-combine-upright.
Fixed the title of a style element with an invalid type to never be added to preferred stylesheet set.
Fixed the transferred min/max sizes to be constrained by defined sizes for aspect ratio.
Fixed the user-agent stylesheet to align hidden elements, abbr, acronym, marquee, and fieldset with HTML specifications.
Fixed to always use percentages for computed values of font-stretch, never keywords.
Fixed to not require whitespace between of and the selector list in :nth-child or :nth-last-child.

CSS API

New Features

Added support for CSS Typed OM.
Added support for constructible and adoptable CSSStyleSheet objects.
Added support for input validation for CSSColorValues as part of CSS Typed OM.

Resolved Issues

Fixed CSS.supports returning false for custom properties.
Fixed CSS.supports whitespace handling with !important.
Fixed forgiving selectors to not be reported as supported with CSS.supports("selector(...)").
Fixed getComputedStyle() to return a function list for the transform property.
Fixed linear-gradient keyword values not getting converted to their rgb() equivalents for getComputedStyle().

Content Security Policy

Resolved Issues

Fixed updating the Content Security Policy when a new header is sent as part of a 304 response.

Custom Elements

New Features

Added support for Declarative Shadow DOM.
Added support for ElementInternals.
Added support for form-associated custom elements.
Added support for Imperative Slot API.

Forms

New Features

Added a thumbnail of the selected file for <input type="file"> on macOS.
Added support for the cancel event on <input type="file">.

Resolved Issues

Fixed <input type="submit">, <input type="reset">, and <input type="button"> to honor font-size, padding, height, and work with multi-line values.
Fixed firing the change event for <input type="file"> when a different file with the same name is selected.
Fixed preventing a disabled <fieldset> element from getting focus.
Fixed the :out-of-range pseudo class matching for empty input[type=number].

JavaScript

New Features

Added support for RegExp lookbehind assertions.
Added support for Array.fromAsync.
Added support for Array#group and Array#groupToMap.
Added support for Atomics.waitAsync .
Added support for import.meta.resolve().
Added support for Intl.DurationFormat.
Added support for String#isWellFormed and String#toWellFormed.
Added support for class static initialization blocks.
Added support for growable SharedArrayBuffer.
Added support for Import Maps.
Added support for resizable ArrayBuffer.
Added support for using Symbols in WeakMap and WeakSet.

Resolved Issues

Fixed Array.prototype.indexOf constant-folding to account for a non-numeric index.
Fixed Intl.NumberFormat useGrouping handling to match updated specs.
Fixed Intl.NumberFormat ignoring maximumFractionDigits with compact notation.
Fixed String.prototype.includes incorrectly returning false when the string is empty and the position is past end of the string.
Fixed toLocaleLowerCase and toLocaleUpperCase to throw an exception on an empty string.

HTML

New Features

Added support for lazy loading iframes.

Resolved Issues

Fixed aligning the parsing of <body link vlink alink> to follow standards.
Fixed <legend> to accept more display property values than display: block.

HTTP

New Features

Added support for the Clear-Site-Data HTTP header.

Intelligent Tracking Prevention

Resolved Issues

Fixed user initiated cross-domain link navigations getting counted as Top Frame Redirects.

Images

New Features

Added support for AVIF on macOS Monterey and macOS Big Sur.

Resolved Issues

Fixed ensuring the <picture> element works with AVIF.
Fixed some display issues with HDR AVIF images.
Fixed the accept header to correctly indicate AVIF support.

Loading

New Features

Added prevention of redirects to data: or about: URLs.

Lockdown Mode

New Restrictions

Disabled binary fonts in the CSS Font Loading API.
Disabled Cache API.
Disabled CacheStorage API.
Disabled ServiceWorkers.
Disabled SVG fonts.
Disabled the WebLocks API.
Disabled WebSpeech API.
Fixed common cases of missing glyphs due to custom icon fonts.

Media

New Features

Added improvements to audio quality for web video conferencing.
Added support for a subset of the AudioSession Web API.
Added support for AVCapture virtual cameras.
Added support for inbound rtp trackIdentifier stat field.
Added support for VTT-based extended audio descriptions.
Added support to allow a site to provide an “alternate” URL to be used during AirPlay.
Added video-only support for Web Codecs.

Resolved Issues

Fixed enumerateDevices may return filtered devices even if page is capturing.
Fixed MediaRecorder.stop() firing an additional dataavailable event with bytes after MediaRecorder.pause().
Fixed duplicate timeupdate events.
Fixed limiting DOMAudioSession to third-party iframes with microphone access.
Fixed MSE to not seek with no seekable range.
Fixed mute microphone capture if capture fails to start because microphone is used by a high priority application.
Fixed not allowing text selection to start on an HTMLMediaElement.
Fixed only requiring a transient user activation for Web Audio rendering.
Fixed screen capture to fail gracefully if the window or screen selection takes too long.
Fixed switching to alternate <source> element for AirPlay when necessary.
Fixed the local WebRTC video element pausing after bluetooth audioinput is disconnected.
Fixed trying to use low latency for WebRTC HEVC encoder when available.
Fixed unmuting a TikTok video pauses it.
Fixed WebVTT styles not applied with in-band tracks.

Rendering

Resolved Issues

Ensured negative letter-spacing does not pull content oustisde of the inline box
Fixed <div> with border-radius not painted correctly while using jQuery’s .slideToggle().
Fixed border-radius clipping on composited layers.
Fixed box-shadow to paint correctly on inline elements.
Fixed box-shadow invalidation on inline boxes.
Fixed calculating the width of an inline text box using simplified measuring to handle fonts with Zero Width Joiner, Zero Width Non-Joner, or Zero Width No-Break Space.
Fixed clearing floats added dynamically to previous siblings.
Fixed clipping the source image when the source rectangle is outside of the source image in canvas.
Fixed CSS keyframes names to not allow CSS wide keywords.
Fixed elements with negative margins not avoiding floats when appropriate.
Fixed floating boxes overlapping with their margin boxes.
Fixed HTMLImageElement width and height to update layout to return styled dimensions not the image attributes.
Fixed ignoring nowrap on <td nowrap="nowrap"> when an absolute width is specified.
Fixed incorrect clipping when a layer is present between the column and the content layer.
Fixed incorrect static position of absolute positioned elements inside relative positioned containers.
Fixed layout for fixed position elements relative to a transformed container.
Fixed layout overflow rectangle overflows interfering with the scrollbar.
Fixed negative shadow repaint issue.
Fixed preventing a focus ring from being painted for anonymous block continuations.
Fixed recalculating intrinsic widths in the old containing block chain when an object goes out of flow.
Fixed rendering extreme border-radius values.
Fixed specified hue interpolation method for hues less than 0 or greater than 360.
Fixed tab handling in right-to-left editing.
Fixed text selection on flex and grid box items.
Fixed the position and thickness of underlines to be device pixel aligned.
Fixed transforms for table sections.
Fixed transition ellipsis box from “being a display box on the line” to “being an attachment” of the line box.
Fixed unexpected overlapping selection with tab in right-to-left context.
Fixed updating table rows during simplified layout.
Fixed: improved balancing for border, padding, and empty block content.

Safari Extensions

New Features

Added MAX_NUMBER_OF_DYNAMIC_AND_SESSION_RULES property to declarativeNetRequest.
Added support for :has() selector in Safari Content Blocker rules.
Added support for declarativeNetRequest.setExtensionActionOptions.
Added support for requestDomains to declarativeNetRequest rules.
Added support for toggleReaderMode to the tabs API.
Added support for additional browser.scripting APIs including: scripting.registerContentScript, scripting.getRegisteredContentScripts, scripting.unregisterContentScripts, and scripting.updateContentScripts.
Added support for modules in background service workers.
Added support for SVG images as web extension icons.
Added support for the modifyHeaders action type of declarativeNetRequest.
Added support to allow extensions to store data in memory using the browser.storage.session API.
Safari Web Extensions are now turned off upon update if the new version requests more host permissions.

Resolved Issues

Extensions that request the unlimitedStorage permission no longer need to also request storage.
Fixed browser.declarativeNetRequest namespace is now available when an extension has the declarativeNetRequestWithHostAccess permission.
Fixed isUrlFilterCaseSensitive declarativeNetRequest rule condition to be false by default.
Fixed tabs.onUpdated getting called on tabs that were already closed.
Fixed background service worker failing to import scripts.
Fixed content scripts not injecting into subframes when extension accesses the page after a navigation.
Fixed CORS issue when doing fetch requests from a background service worker.
Fixed declarativeNetRequest errors not appearing correctly in the extension’s pane of Safari Settings.
Fixed display of extension cookie storage in Web Inspector. Now the extension name is shown instead of a UUID.
Fixed dNR rules not loading when an extension is turned off and then on.
Fixed result of getMatchedRules() to match other browsers.
Fixed browser.webNavigation events firing for hosts where the extension did not have access.
Removed Keyboard Shortcut conflict warnings for browser.commands when there are multiple commands without keyboard shortcuts assigned.

Scrolling

New Features

Added support for smooth key-driven scrolling on macOS.

Resolved Issues

Fixed overscroll-behavior: none to prevent overscroll when the page is too small to scroll.

SVG

Resolved Issues

Fixed <svg:text> to not auto-wrap.
Fixed preserveAspectRatio to stop accepting defer.
Fixed SVG.currentScale to only set the page zoom for a standalone SVG.
Fixed svgElement.setCurrentTime to restrict floats to finite values.
Fixed applying changes to fill with currentColor to other colors via CSS.
Fixed changes to the filter property getting ignored.
Fixed CSS and SVG filters resulting in a low quality, pixelated image.
Fixed focusability even when tab-to-links is enabled for <svg:a>.
Fixed handling animation freezes when repeatDur is not a multiple of dur.
Fixed making sure computed values for baseline-shift CSS property use px unit for lengths.

Tables

Resolved Issues

Fixed not forcing display: table-cell, display: inline-table, display: table, and float: none on table cell elements when in quirks mode.
Fixed removing the visual border when the table border attribute is removed.

Text

New Features

Added support for font-size-adjust.

Resolved Issues

Fixed font-optical-sizing: auto having no effect in Safari 16.
Fixed directionality of the <bdi> and <input> elements to align with HTML specifications.
Fixed handling an invalid dir attribute to not affect directionality.
Fixed the default oblique angle from 20deg to 14deg.
Fixed the handling of <bdo>.
Fixed the order of how @font-palette-values override-colors are applied.

WebAssembly

New Features

Added support for WASM SIMD.

Web Animations

New Features

Added animation support for align-tracks and justify-tracks.
Added support for KeyframeEffect.iterationComposite.
Added support for animating custom properties.
Added support for blending of mismatched filter lists.

Resolved Issues

Fixed @keyframes rules using an inherit value to update the resolved value when the parent style changes.
Fixed Animation.commitStyles() triggering a mutation even when the styles are unchanged.
Fixed Animation.startTime and Animation.currentTime setters support for CSSNumberish values.
Fixed baseline-shift animation.
Fixed baselineShift inherited changes.
Fixed commitStyles() failing to commit a relative line-height value.
Fixed getKeyframes() serialization of CSS values for an onkeyframe sequence.
Fixed rotate: x and transform: rotate(x) to yield the same behavior with SVGs.
Fixed word-spacing to support animating between percentage and fixed values.
Fixed accounting for non-inherited CSS variables getting interpolated for standard properties on the same element.
Fixed accumulating and clamping filter values when blending with "none".
Fixed accumulation support for the filter property.
Fixed additivity support for the filter property.
Fixed animation of color list custom properties with iterationComposite.
Fixed blend transform when iterationComposite is set to accumulate.
Fixed blending to account for iterationComposite.
Fixed Calculating computed keyframes for shorthand properties.
Fixed composite animations to compute blended additive or accumulative keyframes for in-between keyframes.
Fixed computing the keyTimes index correctly for discrete values animations.
Fixed CSS animations participation in the cascade.
Fixed custom properties to support interpolation with a single keyframe.
Fixed filter values containing a url() should animate discretely.
Fixed interpolating custom properties to take iterationComposite into account.
Fixed jittering when animating a rotated image.
Fixed keyframes to be recomputed if a custom property registration changes.
Fixed keyframes to be recomputed if the CSS variable used is changed.
Fixed keyframes to be recomputed when bolder or lighter is used on a font-weight property.
Fixed keyframes to be recomputed when a parent element changes value for a custom property set to inherit.
Fixed keyframes to be recomputed when a parent element changes value for a non-inherited property set to inherit.
Fixed keyframes to be recomputed when the currentcolor value is used on a custom property.
Fixed keyframes to be recomputed when the currentcolor value is used.
Fixed opacity to use unclamped values for from and to keyframes with iterationComposite.
Fixed running a transition on an inherited CSS variable getting reflected on a standard property using that variable as a value.
Fixed seamlessly updating the playback rate of an animation.
Fixed setting iterationComposite should invalidate the effect.
Fixed setting the transition-property to none does not disassociate the CSS Transition from owning the element.
Fixed the composite operation of implicit keyframes for CSS Animations to return "replace".
Fixed the timing model for updating animations and sending events.
Fixed updating timing to invalidate the effect.

Web API

New Features

Added support for 2D-only OffscreenCanvas.
Added support for gamepad.vibrationActuator.
Added support for a submitter parameter in the FormData constructor.
Added support for COEP violation reporting.
Added support for COOP/COEP navigation violation reporting.
Added support for Fetch Initiator.
Added support for Fetch Metadata Request Headers.
Added support for importing compressed EC keys in WebCrypto.
Added support for loading scripts for nested workers.
Added support for non-autofill credential type for the autocomplete attribute.
Added support for revoking Blob URLs across same-origin contexts.
Added support for Scroll to Text Fragment
Added support for Service Workers and Shared Workers to the Permissions API.
Added support for the isComposing attribute on InputEvent.
Added support for the Compression Streams API.
Added support for the Notification API in dedicated workers.
Added support for the Reporting API.
Added support for the Screen Wake Lock API.
Added support for the UserActivation API.
Added support for ScreenOrientation.type, ScreenOrientation.angle, and ScreenOrientation.onchange.
Added support for the termination of nested workers.
Added support for the unprefixed Fullscreen API on macOS and iPadOS.
Added support for transfer size metrics for first parties in ServerTiming and PerformanceResourceTiming.
Added support to the Permissions API for dedicated workers.

Resolved Issues

Fixed -webkit-user-select: none allowing text to be copied to clipboard.
Fixed contentEditable caret getting left aligned instead of centered when the :before pseudo-element is used.
Fixed Cross-Origin-Embedder-Policy incorrectly blocking scripts on cache hit.
Fixed CSSRule.type to not return values greater than 15.
Fixed document.open() to abort all loads when the document is navigating.
Fixed document.open() to remove the initial about:blank-ness of the document.
Fixed Element.querySelectorAll not obeying element scope with ID.
Fixed FileSystemSyncAccessHandle write operation to be quota protected.
Fixed getBoundingClientRect() returning the wrong value for <tr>, <td>, and its descendants for a vertical table.
Fixed HTMLOutputElement.htmlFor to make it settable.
Fixed queryCommandValue("stylewithcss") to always return an empty string.
Fixed StorageEvent.initStorageEvent() to align with HTML specifications.
Fixed textContent leaving dir=auto content in the wrong direction.
Fixed user-select: initial content within user-select: none should be copied
Fixed WorkerGlobalScope.isSecureContext to be based on the owner’s top URL, not the owner’s URL.
Fixed a bug where mousedown without mouseup in a frame prevents a click event in another frame.
Fixed a sometimes incorrect location after exiting mouse hover.
Fixed accepting image/jpg for compatibility.
Fixed adding a non-breaking space, instead of a plain space, when it is inserted before an empty text node.
Fixed behavior of nested click event on a label element with a checkbox.
Fixed BroadcastChannel in a SharedWorker when hosted in a cross-origin iframe.
Fixed calculation of direction for text form control elements with dir="auto".
Fixed canvas fallback content focusability computation.
Fixed deleting a button element leaving the button’s style in a contenteditable element.
Fixed disconnected <fieldset> elements sometimes incorrectly matching :valid or :invalid selectors.
Fixed dragging the mouse over a user-select: none node can begin selection in another node.
Fixed ensuring nested workers get controlled if matching a service worker registration.
Fixed errors caught and reported for importScripts().
Fixed escaping “&” in JavaScript URLs for innerHTML and outerHTML.
Fixed EventSource to stop allowing trailing data when parsing a retry delay.
Fixed Fetch Request object to keep its Blob URL alive.
Fixed filled text on a canvas with a web font refreshing or disappearing.
Fixed find on page failing to show results in PDFs.
Fixed firing an error event when link preload fails synchronously.
Fixed form submissions to cancel JavaScript URL navigations.
Fixed handing the onerror content attribute on body and frameset elements.
Fixed handling opaque origin Blob URLs.
Fixed handling text documents to align to modern HTML specifications.
Fixed handling the onerror content attribute on <body> and <frameset> elements.
Fixed HTMLTemplateElement to have a shadowRootMode attribute.
Fixed including alternate stylesheets in document.styleSheets.
Fixed incorrect caret movement in some right-to-left contenteditable elements.
Fixed incorrect color for videos loaded in a canvas.
Fixed incorrect image srcset candidate chosen for <img> cloned from <template>.
Fixed incorrectly ignored X-Frame-Options HTTP headers with an empty value.
Fixed lazy loading images sometimes not loading.
Fixed link elements to be able to fire more than one load or error event.
Fixed loading Blob URLs with a fragment from opaque, unique origins.
Fixed maintaining the original Content-Type header on a 303 HTTP redirect.
Fixed module scripts to always decode using UTF-8.
Fixed MouseEventInit to take movementX and movementY.
Fixed not dispatching a progress event when reading an empty file or blob using the FileReader API.
Fixed not replacing the current history item when navigating a cross-origin iframe to the same URL.
Fixed overriding the mimetype for an XHR.
Fixed parsing of negative age values in CORS prefetch responses.
Fixed pasting of the first newline into text area.
Fixed preventing selection for generated counters in ordered lists.
Fixed Safari frequently using stale cached resources despite using Reload Page From Origin.
Fixed scheduling a navigation to a Blob URL to keep the URL alive until the navigation occurs.
Fixed sending Basic authentication via XHR using setRequestHeader() when there is an existing session.
Fixed setting style="" to destroy the element’s inline style.
Fixed setting the tabIndex of a non-focusable HTMLElement.
Fixed system colors not respecting inherited color-scheme values.
Fixed textarea placeholder text not disappearing when text is inserted without a user gesture.
Fixed the event.keyIdentifier value for F10 and F11 keys.
Fixed the click event to not get suppressed on textarea resize.
Fixed the computed value for the transform property with SkewY.
Fixed the initialization of color properties.
Fixed timing of ResizeObserver and IntersectionObserver to match other browsers.
Fixed toggling a details element when a summary element receives a click().
Fixed updating Text node children of an option element to not reset the selection of the select element.
Fixed using NFC Security Key on iOS.
Fixed using WebAuthn credentials registered on iOS 15 if iCloud Keychain is disabled.
Fixed WebAuthn sending Attestation as None when requested as Direct.
Fixed XHR aborting to align with standards specification
Fixed XHR error events to return 0 for loaded and total.
Fixed: Made all FileSystemSyncAccessHandle methods synchronous.
Fixed: Removed a gray border while loading images with loading="lazy".
Fixed: Removed the precision="float" attribute on <input type="range">.

Web Apps

New Features

Added support for Web Push in web apps saved to the home screen on iOS.
Added support for the "id" member in Web App Manifest files.
Added support for the Badging API.
Added support for third-party browsers to offer Add to Home Screen from the Share menu.

WebGL

New Features

Added support for display-p3 wide-gamut color space in WebGL canvas.
Added support for WEBGL_clip_cull_distance.

Resolved Issues

Fixed video textures set to repeat.

Web Inspector

New Features

Added a Badges button to control what badges are shown in the Elements Tab.
Added a Path column to the Network Tab.
Added a setting to turn off dimming nodes that aren’t visible on the page in the Settings Tab.
Added alphabetic sorting of headers in the Network Tab.
Added Event badges for nodes that have event listeners in the Elements Tab.
Added OpenGL object IDs in the Canvas inspector of the Graphics Tab.
Added Scroll badges for scrollable elements in the Elements Tab.
Added showing relevant special breakpoints in the Pause Reason section of the Sources Tab.
Added support for user preference overrides in the Elements Tab.
Added support for console snippets in the Console Tab.
Added support for editing @media, @container, and @supports rules in the Styles panel of the Elements Tab.
Added support for editing font variation axes in the Elements Tab.
Added support for function breakpoints and tracepoints.
Added support for inline breakpoints in the Sources Tab.
Added support for nodes that aren’t visible on the page to appear dimmed in the DOM tree of the Elements Tab.
Added support for per-page network throttling in the Network Tab.
Added support for showing warnings for synthesized bold or oblique in the Font details sidebar of the Elements Tab.
Added support for symbolic breakpoints in the Sources Tab
Added using the Shift key to highlight the initiator or initiated resources in the Network Tab.

Resolved Issues

Fixed “Inspect Element” not highlighting the element.
Fixed capturing async stack traces for queueMicrotask.
Fixed clicking coalesced events in the timeline selecting the wrong event.
Fixed event breakpoints to support case-insensitive and RegExp matching.
Fixed sending Console.StackTrace instead of an array of Console.CallFrame.
Fixed slow search with a lot of files in the Open Resource dialog.
Fixed sorting prefixed properties below non-prefixed properties in the Computed panel of the Elements Tab.
Fixed the always empty Attributes section in the Node panel of the Elements Tab.
Fixed the Computed Tab scrolling to the top when a <style> is added to the page.
Fixed URL breakpoints to also pause when HTML attributes are set that trigger loads.
fixed: Improved the visual hierarchy of the Layout sidebar in the Elements Tab.

WebDriver

New Features

Added support for generateTestReport.
Added support for shadow roots.
Added support for the “Get Computed Role” and “Get Computed Label” commands.
Added support for the SameSite cookie attribute.
Added support for typing characters that are represented by multiple code points, including emoji.

Resolved Issues

Fixed “Get Element Rect” to not round to integer values.
Fixed automation sessions terminating during navigation.
Fixed click element failing on iPad when Stage Manager is disabled.
Fixed HTTP GET requests with a body failing.
Fixed the Shift modifier key not applying to typed text.

WKWebView

New Features

Added WKPreferences shouldPrintBackgrounds API to allow clients to specify if a page’s background should be included when printing.

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