Work will carry on in this area in future
               versions of WCAG. We encourage authors to refer to our supplemental guidance on improving inclusion for people with disabilities, including learning and cognitive
                  disabilities, people with low-vision, and more . Web accessibility depends not only on accessible content but also on accessible Web
               browsers and other user agents. Authoring tools also have an important role in Web
               accessibility. For an overview of how these components of Web development and interaction
               work together, see: Essential Components of Web Accessibility User Agent Accessibility Guidelines (UAAG) Overview Authoring Tool Accessibility Guidelines (ATAG) Overview Where this document refers to WCAG 2 it is intended to mean any and all versions of WCAG that start with 2.