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Profiles - Where Firefox stores your bookmarks, passwords and other user data

Firefox stores your personal data and settings in a profile folder. Learn what information it contains and how to find your profile.

Last updated: 11/25/24

Firefox stores your personal information and settings in a profile folder. Learn to work with different profiles on Firefox.

Last updated: 11/23/24

Learn how to create, customize, and manage Firefox profiles so you can separate your browsing among different use cases or people.

Last updated: 6 days, 4 hours ago

How to fix the error ''Your Firefox profile cannot be loaded. It may be missing or inaccessible'' so that you can start and run Firefox.

Last updated: 8/5/20