Firefox add-ons are applications that allow you to enhance your browser by adding functionality and style.
You can check the weather and news, block ads, download videos, take full-page screen shots, customize tabs, play games, compare prices, backup, interact with social media, and so much more, just by utilizing Firefox add-ons.
From your menu bar, simply click Tools > Add-ons, and you can browse or search through the hundreds of thousands of add-ons available.

The Firefox browser is open source software, so it’s free, and there are versions that work on either Windows or Linux.
A browser is the computer program that you use to browse the internet.
Do you know what your F2 key does? Do you know where your F6 key is? Did you know that they are called “function keys”?
On most keyboards, if you place the index fingers of each hand on the F and J keys, you will feel a raised bump on each one.
My computer is having an identity crisis; I’m having a nervous breakdown.