You might have downloaded it together with some freeware, or spyware disguised as an Adobe Flash Player Installer, or from your file-sharing system. In this article you’ll find a step-by-step instruction on how to get rid of ads and pop-ups manually or with the help of specialized software. The software that bombards you with unwanted advertising is called adware, and it can hide in your program files, LaunchDaemons, or browser extensions. If your Mac shows too many ads and pop-ups, it is likely to be affected by a virus.