This site will have limited functionality while we undergo maintenance to improve your experience. If an article doesn't solve your issue and you want to ask a question, we have our support community waiting to help you at @FirefoxSupport on Twitter and/r/firefox on Reddit.

Search Support

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

Incompatable software

more options

When I installed this newest version, Norton Internet Security software was disabled. How do I get back to the previous version?

When I installed this newest version, Norton Internet Security software was disabled. How do I get back to the previous version?

All Replies (1)

more options