A month and a half after Mozilla issued a significant update to its open-source Web browser, the organization has begun encouraging users of Firefox 3 to install.
Users can go ahead with the update, postpone the reminder, or shut it off altogether, but don't expect this latter option to permanently mute the reminder., so further coaxing will be likely.
Mozilla touts better performance in version 3.5, along with various features to make the browser a better foundation for running Web applications. But getting people to upgrade can be a problem. One of the biggest obstacles for Firefox, aside from the universal hassle of upgrading, is that Firefox extensions often break with a new version.
Mozilla, though, said more than 90 percent of Firefox's add-ons now work with Firefox 3.5. Meanwhile, Mozilla coders are at work on, code-named .
Browser upgrades can be a tricky issue., a product now 8 years old. Google's newer Chrome browser, by contrast, automatically updates itself to the newest version with no user intervention, though IT administrators can throttle the behavior.