Mozilla Firefox Alternatives for Windows S
Mozilla Firefox is not available for Windows S but there are a few alternatives with similar functionality. The most popular Windows S alternative is 
Stratus Browser, which is both free and Open Source. If that doesn't work for you, our users have ranked more than 100 alternatives to Mozilla Firefox, but unfortunately only two of them are available for Windows S. If you can't find an alternative you can try to filter for web or SaaS options.
- Stratus is a simple web browser designed to make it easier to multitask while watching videos.
- With many features to complement your navigation, fast and easy to use, Monument Browser is your best choice for web navigation on Windows. UWP devices (according to users).