49.0因修正两个bug延后一个礼拜
官方版本50.0预计在 2016年11月08日(美国时间) 台湾时间11月09日 更新
50.0.1 12 13 12 14
https://wiki.mozilla.org/RapidRelease/Calendar#Future_branch_dates
更新日志
https://www.mozilla.org/en-US/firefox/49.0/releasenotes/
new：
Updated Firefox Login Manager to allow HTTPS pages to use saved HTTP
logins. It’s one more way Firefox is supporting Let’s Encrypt and helping
users transition to a more secure web.
Added features to Reader Mode that make it easier on the eyes and the ears
Controls that allow users to adjust the width and line spacing of text
Narrate, which reads the content of a page out loud
Improved video performance for users on systems that support SSSE3
without hardware acceleration
Added context menu controls to HTML5 audio and video that let users loops
files or play files at 1.25x speed
Enhancements for Mac users
Improved performance on OS X systems without hardware acceleration
Improved appearance of anti-aliased OS X fonts
Improvements in about:memory reports for tracking font memory usage
Improve performance on Windows systems without hardware acceleration
fixed：
Fixed an issue that prevented users from updating Firefox for Mac unless
they originally installed Firefox. Now, those users as well as any user with
administrative credentials can update Firefox.
changed：
Ended Firefox for Mac support for OS X 10.6, 10.7, and 10.8.
Ended Firefox for Windows support for SSE processors
Removed Firefox Hello
Re-enabled the default for Graphite2 font shaping
developer：
Added a Cause column to the Network Monitor to show what caused each
network request
Introduced web speech synthesis API
官方载点:
http://mozilla.com.tw/firefox/download/?os=win&install=full
另一个载点:
http://download.mozilla.org/?product=firefox-49.0&lang=zh-TW&os=win
Mozilla的FTP服务器:
http://ftp.mozilla.org/pub/firefox/releases/
Unbranded版本︰
https://wiki.mozilla.org/Add-ons/Extension_Signing#Unbranded_Builds