---
title: Safari 14 Release Notes
framework: safari-release-notes
role: article
role_heading: Article
path: safari-release-notes/safari-14-release-notes
---

# Safari 14 Release Notes

Released September 16, 2020 — Version 14 (16610.1.28)

## Overview

Overview Safari 14 ships with iOS & iPadOS 14 and macOS Big Sur 11. General New Features Added Safari Web Extensions support for macOS. Added Webpage Translation for English, Spanish, Simplified Chinese, French, German, Russian, and Brazilian Portuguese. Safari will automatically detect if a translation is available based on your Preferred Languages list. Added support for HTTP/3. Improved Web Platform Tests pass rate for WebDriver, XHR+Fetch, Service Workers, CSS, and SVG. Removed Features Safari no longer supports Flash. Performance New Features Supported incremental loading of PDF files. Implemented asynchronous scrolling for overflow: scroll, and <iframe> on macOS. Improved tab closing performance. Improved IndexedDB performance. Improved JavaScript cookie access performance. Improved for-of performance. Privacy New Features Added a Privacy Report that shows the trackers that Intelligent Tracking Prevention prevented from accessing identifying information. Enabled full third-party cookie blocking, and the Storage Access API in Private Browsing mode. Authentication and Passwords New Features Added a Web Authentication platform authenticator using Face ID or Touch ID, depending on which capability is present. Added support for PIN entry and account selection on external Web Authentication security keys. Added notifying users when one of their saved passwords in iCloud Keychain has shown up in a data breach; requesting a password change uses the well-known URL for changing passwords (https://example.com/.well-known/change-password), enabling websites to specify the page to open for updating a password. Added support to Security Code AutoFill for domain-bound, one-time codes sent over SMS; in the following 2FA SMS, Safari  only offers to fill the code on example.com, and no other domain. Your Example code is 123446.

@example.com #123446 JavaScript New Features Added support for the BigInt data type. Added support for creating custom instances of EventTarget. Added logical assignment operator support. Added public class fields support. Media New Features Added WebP image support. Added HDR video playback support. Changed to derive <img> aspect ratio from size attributes. Support for the Picture-in-Picture API is now available in iOS on iPhone. CSS New Features Updated image-set() to support all other image functions including image(), -webkit-canvas(), -webkit-cross-fade(), and -webkit-*-gradient(). Added :is() pseudo-selector support as a synonym for :matches(). Added :where() pseudo-selector support for specificity adjustment. Added support for image-orientation. Web Inspector New Features Added support for a bootstrap script. Added a Sources Tab that combines the Resources tab and Debugger tab. Added an HSL color picker with P3 support. Added information about Web Animations, CSS animations, and CSS transitions to the Timelines tab. Improved VoiceOver support.

## See Also

### Version 14

- [Safari 14.1 Release Notes](safari-release-notes/safari-14_1-release-notes.md)