Firefox 48 is the first with Mozilla's Electrolysis multi-process tech
Firefox 48 began rolling out to users yesterday. This major update marks the beginnings of a fundamental change to the way Firefox processes work: it splits the browser into a process for its user interface and a process for the web content it's displaying. This change is the first mainstream release of the work from Mozilla's Electrolysis project, whose labor is meant to make Firefox less crashy while improving its responsiveness and security. Developer Aza Dotzler calls this release "the largest change we've ever shipped."
Electrolysis won't be rolling out to every user with Firefox 48. Mozilla is only turning on the feature for users that aren't on Windows XP and without extensions, screen readers, or right-to-left languages enabled. Of those eligible users, only 1% ...