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Firefox options, preferences and settings
Settings panels give you access to Firefox settings. This article describes what types of settings are available in each panel.
Profile Manager - Create, remove or switch Firefox profiles
Firefox stores your personal information and settings in a profile folder. Learn to work with different profiles on Firefox.
Websites don't load - troubleshoot and fix error messages
Are you having trouble getting a website to load? This article will show you how to fix the problem so you can get back to surfing the web.
Back up and transfer your Firefox data to a new device
Learn how to transfer your browser data when switching devices using Firefox Sync. Back up your bookmarks, history, passwords, etc. with your Mozilla account.
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