Test Firefox 4 Beta, Help Us Make It Better

The latest Firefox 4 Beta is now available to download and test. This release continues our work to improve performance and stability in Firefox 4 Beta by including improved memory usage, remote blacklisting for hardware acceleration and better Flash support for Mac OS X users.

We couldn’t do this without the help of our millions of beta testers and their feedback, which we welcome as we continue to improve and polish Firefox 4 Beta to ensure we deliver an awesome experience to our 400 million users around the world.

For more information:
Download Firefox 4 Beta
Learn more about the features
Submit your feedback
Short, to the point FAQ
Long, technical release notes


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