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Learn how to make Firefox your default Web browser on Windows 10 and Windows 11.
Firefox will show you a "connection is not secure" warning message when a website login page is insecure and information could be stolen.
You’ll know if an extension is being regularly reviewed if it has one of the badges listed in this article.
Learn why you might see time-related errors on HTTPS websites and how you can troubleshoot these errors by correcting your system clock.
