GNU/Linux Installing Firefox Nightly Guide
You are Welcome! The Linked Tutorials shows you Step-by-step How to Install Firefox Nightly Web Browser in GNU/Linux Desktops.
Firefox is a Free and Open-Source Web Browser developed by the Mozilla Foundation and its subsidiary, the Mozilla Corporation.
It uses the Gecko rendering Engine to display Web Pages, which implements current and anticipated Web Standards.
Finally, all the Firefox Nightly Builds are Supplied after Deep Testing Phase and with an Advanced Degree of Stability so there are to Expect Very Few Upcoming Crashes and Troubles.