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.

Avatar for Username

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

This thread was archived. Please ask a new question if you need help.

Cannot open the settings window.

Jussi73
Jussi73
more options

When I try to open the settings window the result is: Invalid address. So I cannot make any changes to settings.

When I try to open the settings window the result is: Invalid address. So I cannot make any changes to settings.

All Replies (1)

user182358391634626499304511781402597790703
user182358391634626499304511781402597790703
more options

Have you tried to reinstall Firefox? Or if that doesn't work, go to about:support and then click Refresh Firefox... on the right?