In particular, follow conventions for user interface design, default keyboard configuration, product installation, and documentation. 7.2 Support appropriate W3C Recommendations. 8.7 Allow the user to configure structured navigation. 4.14 Allow the user to turn on and off automatic page refresh. 9.12 Maintain consistent user agent behavior and default configurations between software releases.
Consistency is less important than accessibility and adoption of system conventions.
11.2 Allow the user to configure the graphical arrangement of user interface controls. 2.8 Provide a default keyboard configuration for frequently performed operations. 9.7 Allow the user to configure what information about links to present. Indicate the row and column dimensions of a selected table.