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

when I go to a website I get a window stating URL not valid and cannot be loaded, How can I fix this?

  • 1 reply
  • 3 have this problem
  • 1 view
  • Last reply by cor-el

more options

when I open an email link I get a window telling me URL is not valid and cannot be loaded. How can I correct this? This is happening with most site I go to.

URL of affected sites

http://

when I open an email link I get a window telling me URL is not valid and cannot be loaded. How can I correct this? This is happening with most site I go to. == URL of affected sites == http://

All Replies (1)

more options