Interview: Firefox's chief on why he hopes a redesign will help win users from Chrome

Mozilla is releasing Firefox 157 with a redesigned interface for both desktop and mobile that the company hopes will broaden the browser’s appeal. The update focuses on a more modern visual language, new customization options and the return of a compact mode, changes Mozilla says are intended to make Firefox feel current and more pleasant to use out of the box. In an interview ahead of the launch, Firefox head Ajit Varma said the redesign is part of a broader push to increase development velocity and deliver features people expect from a modern browser. Varma attributed some of that faster pace to the use of AI tools, and framed the work as balancing aesthetics, performance and compatibility rather than choosing one over the others. Varma acknowledged that many users today select Firefox for values-based reasons—its use of the open-source Gecko engine and its position as a Chromium-free alternative—but he said the product must also win on user experience to attract people who do not prioritize engine diversity. He argued that most users do not know the technical distinctions between browsers or engines, so Firefox needs to feel special and useful on first run to drive wider adoption. Observers note structural challenges for Firefox in a market where Chromium and Google Chrome dominate. A Forrester analyst quoted in the discussion summed up the hurdle bluntly: a key barrier is simply that Firefox "isn't Chrome." Mozilla still receives most of its revenue from a deal that sets Google as Firefox’s default search provider, illustrating a dependence on the company behind Chromium even as Mozilla positions Firefox as an independent alternative. Varma said the redesign and product improvements aim to give users practical reasons to choose Firefox while sustaining the open web values that motivate the project.