Advertisements have become an inevitable part of our life, invading almost every realm. Sometimes they are harmless and easily ignored, but they can appear outright annoying and then again some ads may be too tempting to pass on. But honestly, how often did you find random ads useful?

On the internet it’s not always possible to avoid banners, ads or pop-ups. Firefox offers several different ways to control what is shown to you and what will remain hidden, blocked or covered.