According to the latest report, Apple released the Safari Browser Technical Preview 168 update that brings bug fixes and performance improvements for Web Inspector, CSS, Rendering, Web Animations, JavaScript, Lockdown Mode, Media, Popover, Web API, and Accessibility. You can check the complete release notes which are mentioned below.
Safari Technology Preview 168 Release Notes:
Web Inspector
- Network tab
- Fixed cleared items reappearing with Preserve Log enabled (262603@main)
- Sources tab
- Fixed unresponsiveness after inspecting photos (262409@main)
- Graphics tab
- Added support for OffscreenCanvas in Canvas related operations (262388@main)
CSS
- Added CSS Nesting serialization support for CSSOM (262177@main)
- Added support for
@supports font-format()(262305@main) - Implemented two-value syntax of
font-size-adjust(262309@main, 262374@main) - Implemented CSSOM
inserton StyleRule (262394@main)Rule() - Fixed
color()function parsing to reject missing components (262098@main) - Fixed to not show
cursor: pointeron unclickable<area>(262559@main) - Fixed UA styles incorrectly applying to elements with other namespaces such as SVG (262053@main)
- Fixed hit testing for an
::withafter transform-style: preserve-3dand a negativez-index(262728@main) - Fixed
content: counter()not updating visually ifposition: absoluteis set (262269@main) - Fixed unknown function parsing in
@supportsrule (262308@main) - Fixed
@counter-styleto stop allowing redefining certain predefined styles (262038@main) - Fixed
@counter-styleextendssystem to always extend first symbol for fixed system (262264@main) - Fixed triggering layout on
margin-trimstyle change (262423@main) - Fixed trimmed
block-start,block-end,inline-start, andinline-endmargins for flex items in horizontal writing mode to reflect in computed style (262700@main, 262081@main, 262663@main, 262708@main)
Rendering
- Fixed statically positioned out-of-flow box location when display type changes from
blocktoinline-block(262042@main) - Fixed incorrectly positioned out-of-flow box when a layout boundary is present (262470@main)
- Fixed siblings layout if an adjacent float no longer affects them (262481@main)
- Fixed
vertical-aligncorrectness (262506@main) - Fixed MathML element in
display: flexnot getting repainted on a content change (262674@main) - Fixed statically positioned out-of-flow box with anonymous sibling flex item inside
display: flex(262341@main)
Web Animations
- Fixed first frame of transform animation visible when
!importantstyle overrides the animated value (262327@main)
JavaScript
- Added ImplementationVisibility to
Wasm::(262191@main)Callee - Aligned RegExp V Flags Syntax errors with V8 (262017@main)
- Applied the new display computation for digital in
Intl(262682@main).Duration Format - Fixed Paren Context allocation and use with Duplicate Named Capture groups (262239@main)
Lockdown Mode
- Disabled the Web Codecs API (262653@main)
Media
- Fixed videos not playing if opened in full screen on first play (262654@main)
Popover
- Fixed
eventto not cancel popover light dismiss (262283@main).prevent Default() - Fixed changing
popoverattribute duringbeforetogglewhen showing a popover to throw an exception (262026@main) - Implemented “check and possibly close popover stack” algorithm (262440@main)
Web API
- Implemented
URL(262072@main).can Parse() - Fixed HTML Comments after
</body>placed at the bottom of the<body>contents (262222@main) - Fixed innerHTML escaping
<,>,&, andnbspinsidenoembed,noframes,iframeandplaintext(262285@main) - Fixed innerHTML serialization to not have a special handling for
javascript:URLs (262267@main) - Fixed sliced blobs ending up with the wrong
Content-Typein Fetch (262583@main) - Fixed Offscreen Canvas not respecting size set via CSS (262039@main)
- Fixed smooth keyboard scrolling with Page Up and Page Down (262466@main)
Accessibility
- Changed to not include the password input value in
aria-labelledbydescription (262433@main) - Fixed
aria-ownsattribute for the radio role (262566@main) - Fixed VoiceOver not reading entered text in text fields (262126@main)