Firefox 21 正式版在FTP發(fā)布 即將開(kāi)始推送
據(jù)悉，F(xiàn)irefox 21將在美國(guó)當(dāng)?shù)貢r(shí)間本周二正式對(duì)外開(kāi)放下載。不過(guò)，現(xiàn)在用戶可以在Mozilla的服務(wù)器上下載到桌面版的Firefox 21。如果是執(zhí)念于官方版Firefox 21的用戶，建議要隨時(shí)留意在Firefox.com上推送的更新通知。
截止到現(xiàn)在，Mozilla還沒(méi)有公布Firefox 21的官方更新日志。不過(guò)，我們倒是可以從beta版一探究竟：
NEW: Enhanced three-state UI for Do Not Track (DNT).
NEW: Firefox will suggest how to improve your application startup time if needed.
NEW: Preliminary implementation of Firefox Health Report (see FAQ).
CHANGED: Ability to Restore removed thumbnails on New tab Page.
CHANGED: Add-ons History API removals in Places.
CHANGED: CSS -moz-user-select:none selection changed to improve compatibility with -webkit-user-select:none (bugs 816298).
CHANGED: Graphics related performance improvements (bugs 809821).
CHANGED: Removed E4X support from SpiderMonkey.
DEVELOPER: Implemented Remote Profiling.
DEVELOPER: Integrated, Add-on SDK loader and API libraries into Firefox.
HTML5: Added support for <main> element.
HTML5: Implemented scoped stylesheets.
FIXED: Some function keys may not work when pressed (833719).
FIXED: Browsing and Download history clearing needs unification to avoid confusion on clearing download history
另外，雖然Mozilla還沒(méi)有推出Android正式版的Firefox 21，還是它仍然會(huì)在Google Play上為用戶帶來(lái)beta的更新。
下面是該版本的更新日志：
NEW: Shipping Open Sans and Charis fonts for Web Content.
NEW: Ability to save media files on long tap.
CHANGED: Polished UI based on Holo theme.
CHANGED: CSS -moz-user-select:none selection changed to improve compatibility with -webkit-user-select:none (bugs 816298).
CHANGED: Graphics related performance improvements (bug 809821).
CHANGED: Removed E4X support from SpiderMonkey.
DEVELOPER: Implemented Remote Profiling.
DEVELOPER: Integrated, Add-on SDK loader and API libraries into Firefox.
DEVELOPER: DOM/content implementation for <input type=’time’> Associated bugs.
HTML5: Added support for <main> element.
HTML5: Implemented scoped stylesheets.
FIXED: Download Manager page is not updated after clearing private data(777639).
FIXED: In content UI cut off on small screens(840593).
