Where did you install Firefox from? Help Mozilla uncover 3rd party websites that offer problematic Firefox installation by taking part in our campaign. There will be swag, and you'll be featured in our blog if you manage to report at least 10 valid reports!

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

Tabs are not working. When I click to open a new tab, no new tab comes up. Tried restarting computer and updating Firefox, this didnt' help.

more options

Tabs will not open when I click to open one. I've been shuffling back and forth between two separate Firefox windows - it really sucks. Please help!

Tabs will not open when I click to open one. I've been shuffling back and forth between two separate Firefox windows - it really sucks. Please help!

All Replies (1)

more options

Caused by the Ask Toolbar extension in Firefox 3.6.13 and above, disable that extension or un-install it.