This courseware may be used to assist candidates to prepare for the ICDL module "Computer & Online Essentials". The Computer & Online Essentials module covers the main concepts and skills needed for using computers and devices, file and application management, networks, online information, online communication, and safety. Technology is a key element of every modern job. Working with computers and devices, as well as using online tools and applications effectively are requirements for everyone. This module is suitable for those who use computers to carry out specific tasks but also as a foundation for developing further competences in the effective use of technology in the workplace. While most people are aware of some common tasks on computers or online, they may also benefit from important additional skills or knowledge relating to managing device settings, browsing, or communication.