Mozilla released the latest verison of Firefox 4.0 Beta 1 week ago and it has minor bugs and issues occuring at page rendering.Once you install the new Firefox 4 Beta, you will notice the Feedback Add-on in the upper right corner. You can use this to provide instant feedback at any time. You will also be notified about user studies (run by Mozilla Test Pilot) which collect information about how you use Firefox, but not which websites you visit.Users can also download the beta verison from firefox site.
