Mozilla released its Firefox 3 release candidate internet browser to public for testing purpose only. Mozilla Firefox is the most popular internet browser after Microsoft’s Internet explorer. By releasing this Firefox 3.0 version to developers and testers community, company wants to make sure product is fully ready for final release.

Company is taking feedback from testers and web developers to improve and fix most of the bugs before advancing to next version.

This is a good opportunity for beginners and experts in web testing. You can test this Firefox browser version 3 on your machine. As many of our readers asked me how to and from where to test the web applications, this would be a great example of testing web product.

Test Firefox 3 preview version from all testing aspects like UI, functionality, installation/ uninstallation, different plugin management in Firefox, browser security, performance, memory and load testing.

Do it manually or use any automation tool. Report your feedback to Firefox team.

Here is how to start guide:
1) Download the Firefox release candidate 3 version. Download from here.  You can download Firefox 3.0rc1 from above download page. You can also download other language packs if you are familiar with other languages if any.

2) Read the Firefox 3.0rc1 release notes and known issues here. From this page you will get idea of different testing scenarios and how you can test this application.

3) If you find any bug then report that bug to Firefox team using online Bugzilla. Before reporting any bug please read all known issues and bug filing instructions. You can also use this feedback form to send your feedbacks.