First, open up Firefox and click 'Tools'. On Mac OS X it should be at the very top of the screen, and on Windows it should be on the Firefox window itself.
So click Tools > Add-ons.
Then click on...
Type: Posts; User: vividMario52
First, open up Firefox and click 'Tools'. On Mac OS X it should be at the very top of the screen, and on Windows it should be on the Firefox window itself.
So click Tools > Add-ons.
Then click on...