Important Notice: We're experiencing email notification issues. If you've posted a question in the community forums recently, please check your profile manually for responses while we're working to fix this.

On Monday the 3rd of March, around 5pm UTC (9am PT) users may experience a brief period of downtime while one of our underlying services is under maintenance.

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

Firefox won't even start in safe mode.

  • 2 replies
  • 1 has this problem
  • 2 views
  • Last reply by FredMcD

more options

I keep trying to start firefox. It keeps saying its not responding. It gives me options to start in safe mode or reset Firefox. But I've tried both of these options and nothing works.

I keep trying to start firefox. It keeps saying its not responding. It gives me options to start in safe mode or reset Firefox. But I've tried both of these options and nothing works.

All Replies (2)

more options
more options

First, download the full installer and save it somewhere.

Download Firefox Full Installer For All languages And Systems {web link}

Now, totally remove Firefox from your system. Your user profile is stored in your user folder on the computer. Leave it alone for now.

Uninstall Firefox from your computer {web link}

After Firefox has been removed, reboot the computer. Then try installing Firefox.