A new Version of Mozilla’s Open Source Web browser “Firefox 21” is now available to download and will make its first appearance on Tuesday.

This new version of the Firefox has already drawn interest for the improvements introduced in early versions “Do Not Track” features, but those are by no means the only exciting additions we’ll see.

Several improvements and new features are scheduled to appear in the final version of Firefox 21. Here’s a quick overview of some of the features you can expect to find.

Firefox 21

‘Do Not Track’ options

Mozilla has introduced three-state ‘Do Not Track’ options in the newest version of Firefox. Now in Firefox 21, user can set their preference to “Do Not Track”, “Do Track” and “No Preference” to indicate that they do not want to be tracked by advertisers.

Firefox Health Report (FHR)

Firefox Health Report (FHR) is a new feature that allows users to improve their Firefox settings and will assist us to build a more outstanding browser. Mozilla will use FHR to strengthen overall performance, fix bugs and issues and let users see how their browsing experience measures up versus other instances of Firefox to make the Web better.

Startup suggestions

The new version of Firefox will suggest users how to enhance your app startup time if required, the release notes explain.

Other Improved Features

Firefox 21 has also brought improvement in the graphics perspective to make to web browser performance better.

Some other improvements that have been done in the upcoming web browser are:

  • Restore removed thumbnails on the New tab Page
  • Implemented Remote Profiling (For Developers)
  • Scopped stylesheets implementation
  • Browsing and Download history clearing needs unification to avoid confusion on clearing download history (847627).

Enjoy Firefox 21! It’s scheduled to be obtainable as a free for Windows, Mac, and Linux on the Mozilla site. Meantime, if you’re a Web developer, you may want to have a look at the Firefox 21 for developers page.

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