Upon the first launch, the browser will ask if you want to import data. Since most developers prefer a clean slate, it is often best to skip this.
Most Linux distributions offer Firefox Developer Edition through their package managers, but for the most direct route:
If the Developer Edition keeps opening your standard bookmarks, ensure you aren't using a shortcut with the -no-remote flag or that you haven't manually merged profiles in about:profiles . download and install firefox developer edition
Eject the disk image and launch the browser from your Applications folder or Spotlight search.
Explore the and Debugger tabs to see the latest enhancements. Upon the first launch, the browser will ask
Before jumping into the installation, it is important to understand what makes this version unique. Unlike the standard build, the Developer Edition is updated every few days and includes:
Locate the downloaded .exe file (usually named Firefox Developer Edition Setup.exe ). Double-click the file to launch the installer. Eject the disk image and launch the browser
If you’d like a list of the or a guide on setting up remote debugging for mobile devices,