Explore the knowledge base.
Still need help?
We’re here for you. Post a question to our support forums and get answers from our community of experts.Ask the Community
Firefox automatically updates itself by default, but you can always do a manual update. Learn how to update Firefox on Windows, Mac, or Linux.
Options/Preferences panels give you access to Firefox settings. This article describes what types of settings are available in each panel.
Learn how to make Firefox your default Web browser on Windows 10 and Windows 11.
Learn why you might see time-related errors on HTTPS websites and how you can troubleshoot these errors by correcting your system clock.