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Firefox will not load on my computer always has before

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  • Last reply by FredMcD

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When trying to load firefox I get an error message saying the URL address in wrong. All I used to do to load it was click on an icon. Now it doesn't work. What do I do?

When trying to load firefox I get an error message saying the URL address in wrong. All I used to do to load it was click on an icon. Now it doesn't work. What do I do?

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What are you using as a home page?

Does the computer have access to the web? Some problems occurs when your Internet security program was set to trust the previous version of Firefox, but no longer recognizes your updated version as trusted. Now how to fix the problem: To allow Firefox to connect to the Internet again;

  • Make sure your Internet security software is up-to-date (i.e. you are running the latest version).
  • Remove Firefox from your program's list of trusted or recognized programs. For detailed instructions, see

Configure firewalls so that Firefox can access the Internet. {web link}


Start Firefox in Safe Mode {web Link} by holding down the <Shift>
(Mac Options)
key, and then starting Firefox. Is the problem still there?