ISO 9241-20:2008旨在供负责规划，设计，开发，获取和评估信息/通信技术（ICT）设备和服务的人员使用。它为提高ICT设备和服务的可及性提供了指导方针，使其能够在工作，家庭和移动和公共环境中更广泛地使用。它涵盖与具有广泛感官，身体和认知能力的人的设备和服务设计相关的问题，包括临时残疾者和老年人

ISO 9241-20:2008 is intended for use by those responsible for planning, designing, developing, acquiring, and evaluating information/communication technology (ICT) equipment and services. It provides guidelines for improving the accessibility of ICT equipment and services such that they will have wider accessibility for use at work, in the home, and in mobile and public environments. It covers issues associated with the design of equipment and services for people with a wide range of sensory, physical and cognitive abilities, including those who are temporarily disabled, and the elderly.