Are you a little overwhelmed by the browser choices available to you? Have you been sticking to your old favorite because you never had time to really see what the other browsers had to offer? Does your current browser have advanced security options? Does it sync your settings across devices? Can you manage your tabs easily?
These are all things Firefox can do for you, and you can find out more in “Tackling Firefox: The Unofficial Manual”, the latest manual from MakeUseOf.