Firefox 47.0 Final

The final version of Firefox 47.0 is now available for both desktop and android users. Firefox 47.0 for desktop brings improvements to Tabs and Video that make your browsing faster and easier. Firefox 47.0 for android includes features enhancements that improve the browsing experience for users.

What's new features in Firefox 47.0?
According to Firefox release notes, Firefox 47.0 for desktop has the following new features and changes:

New:

• Support for Google’s Widevine CDM on Windows and Mac OS X so streaming services like Amazon Video can switch from Silverlight to encrypted HTML5 video.
• Enable VP9 video codec for users with fast machines
• Embedded YouTube videos now play with HTML5 video if Flash is not installed.
• View and search open tabs from your smartphone or another computer in a sidebar
• Allow no-cache on back/forward navigations for https resources

Changed:

• FUEL (Firefox User Extension Library) has been removed. Add-ons relying on it will stop working.
• The browser.sessionstore.restore_on_demand preference has been reset to its default value (true) to avoid e10s performance problems. Because faster is better!
• The Firefox click-to-activate plugin whitelist has been removed.

Developer

• Web platform changes
• View, start,and debug registered Service Workers in the Service Workers developer tool
• Simulate Push messages in the Service Workers developer tool
• 'Start' button for service workers in about:debugging to start registered Service Workers
• Changes that can affect add-on compatibility
• Added support for ChaCha20/Poly1305 cipher suites
• Custom user agents supported in Responsive Design Mode
• Smart multi-line input in the Web Console

HTML5

• cuechange events are now available on TextTrack objects
• WebCrypto: PBKDF2 supports SHA-2 hash algorithms
• WebCrypto: RSA-PSS signature support

You can find the full changelog here.

Firefox for android
Here are highlights of changes in version 47.0 for android:

New:

• Add "Show/Hide web fonts" in advanced settings to reduce bandwidth and data

Changed:

• Last release to support Android 2.3.x (Gingerbread)
• Stopped data usage when Firefox is in the background and a page uses meta refresh
• "Open multiple links" setting under “Customize” has been renamed to “Tab Queue”
• Remove support for Android web runtime (WebRT)
• Remove Favicons in Awesomebar to prevent HTTPS spoofing

Firefox 47.0 Desktop

Firefox 47.0 - Synced Tabs (Credit: The Mozilla Blog)

Firefox 47.0 (Android) Awesomebar (Credit: The Mozilla Blog)

You can find the full changelog here.

Security Fixes:
Firefox 47.0: Security fixes can be found here.

Download Firefox 47.0
The links in this section correspond to files available for this download. Download the files appropriate for you.

• Download Firefox 47.0 (32-bit/64-bit)
• Download Firefox for Android

Note: All existing users should be able to upgrade to it automatically (Menu > Help menu > About Firefox).

Reference:
The Mozilla Blog