官方版本87.0預計在 2021年03月23日(美國時間) 台灣時間03月23日~03月24日 更新
更新日誌
https://www.mozilla.org/en-US/firefox/86.0/releasenotes/
New︰
Firefox now supports simultaneously watching multiple videos in
https://support.mozilla.org/kb/about-picture-picture-firefox
Picture-in-Picture.
https://blog.mozilla.org/?p=12956
Today, Firefox introduces Total Cookie Protection to Strict Mode. In Total
https://blog.mozilla.org/security/2021/02/23/total-cookie-protection/
Cookie Protection, every website gets its own “cookie jar,” preventing
cookies from being used to track you from site to site.
https://support.mozilla.org/kb/third-party-trackers
We've improved our Print functionality with a cleaner design and better
integration with your computer's printer settings.
https://i.imgur.com/IOGV9BR.png
For Firefox users in Canada, credit card management and auto-fill are now
https://support.mozilla.org/kb/credit-card-autofill
enabled.
Notable performance and stability improvements are achieved by moving canvas
drawing and WebGL drawing to the GPU process.
Fixed︰
Reader mode now works with local HTML pages.
Using screen reader quick navigation to move to editable text controls no
longer incorrectly reaches non-editable cells in some grids such as on
messenger.com.
The Orca screen reader's mouse review feature now works correctly after
switching tabs in Firefox.
Screen readers no longer report column headers incorrectly in tables
containing cells spanning multiple columns.
Links in Reader View now have more color contrast.
Various security fixes.
https://www.mozilla.org/security/advisories/mfsa2021-07/
Changed︰
On Linux and Android, the protection to mitigate the stack clash attack
https://blog.llvm.org/posts/2021-01-05-stack-clash-protection/
has been activated.
From Firefox 86 onward, DTLS 1.0 is no longer supported for establishing
WebRTC's PeerConnections. All WebRTC services need to support DTLS 1.2 from
now on as the minimum version.
Consolidated all video decoding in the new RDD process which results in a
more secure Firefox.
Enterprise︰
Various bug fixes and new policies have been implemented in the latest
version of Firefox. You can see more details in the Firefox for Enterprise 86
Release Notes.
https://support.mozilla.org/kb/firefox-enterprise-86-release-notes
Developer︰
CSS image-set() function in CSS is now enabled, allowing for responsive
images in CSS.
Inactive CSS tool is now showing a warning when margin or padding is set on
internal table elements.
https://i.imgur.com/uTpQfLn.png
Developer Tools Toolbox is now showing a number of errors on the current
page. This is a quick way to surface information to a developer that
something is wrong with their page. Clicking on the red exclamation icon
navigates the user to the Console panel.
https://i.imgur.com/lAq3mHc.png