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Learn MoreLearn why you might see time-related errors on HTTPS websites and how you can troubleshoot these errors by correcting your system clock.
Settings panels give you access to Firefox settings. This article describes what types of settings are available in each panel.
Firefox automatically updates itself by default, but you can always do a manual update. Learn how to update Firefox on Windows, Mac, or Linux.
Learn how to transfer your browser data when switching devices using Firefox Sync. Back up your bookmarks, history, passwords, etc. with your Mozilla account.