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Learn MoreLearn how to transfer your browser data when switching devices using Firefox Sync. Back up your bookmarks, history, passwords, etc. with your Mozilla account.
Learn why you might see time-related errors on HTTPS websites and how you can troubleshoot these errors by correcting your system clock.
If a website requires a secure connection that cannot be established, Firefox will not connect to protect you and will show you an error page. Learn more.
You’ll know if an extension is being regularly reviewed if it has one of the badges listed in this article.