After invoking 'table' button, user is unable to select the size of the table i.e, Keyboard focus is not going to 'Insert row and column cell components.
Tab index property is not defined.
Control(s) must be accessible to keyboards and other assistive technology. Common causes of this problem include a) the element does not have a proper role assigned, b) the element needs tab-index="0" attribute to be focusable, or c) the component is not registering keypresses.
User should be able to navigate to insert row and column cell components to select the size of the table.
When interactive components are not accessible, assistive technology users are blocked, which leads to everything from inaccessible content, features, and functionality, up to entire applications or sites.