Pop-up advertising refers to a form of online advertising that appears suddenly and unexpectedly on a user’s screen while they are browsing the internet. These ads typically appear in a separate window or tab and are designed to grab the user’s attention with eye-catching visuals and messages. While they can be effective in promoting products or services, pop-up ads are often considered intrusive and disruptive to the user’s browsing experience. They are commonly used by websites and advertisers to increase brand awareness and drive traffic to their websites. However, due to their intrusive nature, many internet users use ad blockers to prevent pop-up ads from appearing.