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Home / Mac / Preview of Safari Technology 88 includes bug fixes and performance enhancements

Preview of Safari Technology 88 includes bug fixes and performance enhancements



On Wednesday, Apple launched Safari Technology Preview 88, the latest version of their browser preview. The preview version of Apple's popular browser offers developers and other interested users the opportunity to try out features that may or may not debut in future versions of Safari's public edition. Release 88

Enabled Intl.PluralRules and Intl.NumberFormatToParts by default

WebRTC

  • Registered a MediaStreamTrack as a media producer only if it is a trace

Web API

  • Fixed XHR CORS requests are logged twice on the server

Pointer Events

  • Updated to respect pointer capture when sending mouse border events and updates : hover

: hover

: hover

Rendering

  • Changed to avoid extra bearings on items with overflow: scroll and visibility: hidden
  • Changed to trigger a composite update when a video item changes

Availability

  • Added availability message notifications to view, reject and select change for display of data list proposal
  • Exposed HTML data list availability
  • Improved support of [1
    9459016] aria haspopup per ARIA 1.1 specification. Implemented support for ARIA roles: insertion, deletion, subscript, superscript and time
  • Fixed ignored role = "presentation" on HTML
    elements for VoiceOver

    WebGL

    • Hedged WebGL back buffer in ANGLE backend on macOS

    WebGPU

    • Added most of the rest of the default library
    • Implemented GPUError and error scopes
    • Did destructor of VariableDeclaration non-virtual
    • Optimized lessons
    • Removed phase resolCallsInFunctions
    • Removed phase resolCallsInFunctions
    • Web Inspector
      • Added support for pasting copied DOM nodes into the Elements tab
      • Fixed rejection of an empty property to no longer cause the rule to appear in the change panel
      • Resolved an issue where ub quoted quotes or parentheses were not shown as properly closed after editing values ​​
      • Updated subsequent DOM breakpoints could be enabled, disabled or deleted from a collapse set parents

      Bug fixes

      • Fixed glue from Notes in the Excel 365 worksheet [19659016] Fixed video playback at xfinity.com/stream on macOS Catalina

      The update can be downloaded from the Safari Technology Preview site, or if the browser is already is installed, it can be updated via the "Update" tab in the Mac app Store. Full update release notes are also available on the Safari Technology Preview site.

      While the preview is intended for use by developers and advanced users, to give Apple feedback on the development of the Safari browser, it may run side by side with the release version of Safari. The app does not require a developer account to download and install. For more information, visit the Safari Technology Preview site.


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