Avoid support scams. We will never ask you to call or text a phone number or share personal information. Please report suspicious activity using the “Report Abuse” option.
Learn More
Browse our self-help options first or continue to ask your question and get help.
Firefox will show you a "connection is not secure" warning message when a website login page is insecure and information could be stolen.
Firefox automatically updates itself by default, but you can always do a manual update. Learn how to update Firefox on Windows, Mac, or Linux.
Description of how Firefox detects captive portal networks.
Learn more about common misconceptions about Private Browsing in Firefox.
