the design of both the computer hardware and on the software. On the hardware, these icons identify the functionality of specific buttons and plugs. In the software, they provide a link into the customizable settings.

System warning icons also belong to the broader area of ISO standard warning signs. These warning icons, first designed to regulate automobile traffic in the early 1900s, have become standardized and widely understood by users without the necessity of further verbal explanations. In designing software operating systems,