Finally Mozilla has released the first Firefox 4 release candidate, after eight months of beta testing on the latest version of its open source browser. Firefox 4.0 RC is available for Windows, Linux, and Mac in 79 different languages. The new build offers “general stability, performance, and compatibility improvements” as well as myriad bug fixes. According to Mozilla, it has fixed more than 8,000 bugs since the first beta was released in July of last year.
The open source outfit says that more than 70 per cent of Firefox add-ons are now compatible with the new browser. You can help test additional add-ons using Mozilla’s Firefox Add-ons Compatibility Reporter.
You can check all new feature on Firefox 4.0 here
If you’re using Firefox 4 Beta you will get notice about Firefox 4 RC or automatically update your Firefox. It’s based on your update setting. You can also download manually on Firefox 4.0 RC website