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Frequently Asked Questions

Frequently Asked Questions

Learn basic tips and guidelines for using Firefox and find answers to some frequently asked questions.

How do I set up Sync on my computer?

How do I set up Sync on my computer?

Use a Mozilla account to sync your bookmarks, history, passwords, add-ons and open tabs with another device, profile or version of Firefox.

Pop-up blocker settings, exceptions and troubleshooting

Pop-up blocker settings, exceptions and troubleshooting

Learn what pop-up windows are and what settings Firefox has for blocking or allowing them.

Websites don't load - troubleshoot and fix error messages

Websites don't load - troubleshoot and fix error messages

Are you having trouble getting a website to load? This article will show you how to fix the problem so you can get back to surfing the web.