Firefox Support

Frequent Topics

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

Featured Articles

Insecure connection password warning in Firefox

Insecure connection password warning in Firefox

Firefox will show you a "connection is not secure" warning message when a website login page is insecure and information could be stolen.

Captive portal detection

Captive portal detection

Description of how Firefox detects captive portal networks.

Website will not allow Firefox to display the page if another site has embedded it

Website will not allow Firefox to display the page if another site has embedded it

This page explains the error: "Website will not allow Firefox to display the page if another site has embedded it"

Enhanced Tracking Protection in Firefox for desktop

Enhanced Tracking Protection in Firefox for desktop

Enhanced Tracking Protection in Firefox automatically protects your privacy while you browse.

Illustration of community

Join Our Community

Grow and share your expertise with others. Answer questions and improve our knowledge base.

Learn More