Available Firefox 82.
- Pages using flexbox load 20% faster, and restoring the previous session is 17% quicker.
- The appearance of the 'picture-in-picture' activation button has changed (you can compare the old and new versions here). On the macOS platform, you can use the combination 'Option + Command + Shift + right bracket' to activate the mode before playback starts.
- When saving a link to Pocket, users in locales en-US, en-GB, and en-CA will be offered articles with similar topics (extensions.pocket.onSaveRecs).
- Screen readers now recognize paragraphs. Additionally, they can announce messages about invalid form values in the print window, as well as the 'type' and 'number' fields for saved credit cards.
- Once again the number of settings subject to synchronization has been expanded. an issue with the window title on Linux.
- Fixed On the Linux platform, telemetry now
- collects data about the window subsystem ('Wayland', 'Wayland/drm', 'x11') Support for the pseudo-element
- CSS:
- ::file-selector-button Pseudo-classes.
- :is() :where() and are now less strict regarding the list of selectors — an invalid selector does not invalidate the whole list. appearance: button can now only be applied to buttons; in all other cases, the value button will be equivalent to auto.
- The proprietary pseudo-class
- :-moz-user-disabled HTTP: the directive.
- Content-Disposition inline will be ignored if the attribute download is specified ( <a> for same-origin links.Media Session API).
- Support for Document.execCommand().
- Notification
- is no longer supported for nested/recursive calls, which now return false. Element.setPointerCapture()
- now throws a NotFoundError exception if the pointer is invalid. Previously, it incorrectly threw an InvalidPointerId. The property
- window.name is reset now to an empty string when a page from another domain loads in the tab and is restored when returning to the original page (for example, when pressing the 'back' button). Thus, a third-party resource will not be able to read the information saved in window.name by the previous page. This change may disrupt the operation of frameworks that use window.name for cross-domain messaging. The network monitor
- Developer tools:
- can now display events sent by the server. events sent by the server.
- The Network Monitor panel "Messages" has been merged with the "Responses" panel — messages (for instance, from web sockets or events sent by servers) can now be viewed directly below the response list.
Source: linux.org.ru
