As an example compare
https://docs.sencha.com/extjs/6.5.3/...od-addListener
with https://docs.sencha.com/extjs/6.5.3/...od-addListener

The subsections "Combining Options", "Attaching multiple handlers in 1 call" and "Delegate" are not rendered anymore in your docs.

In this example, e.g. rendered references to these subsections like
See the *delegate* example below.
become highly confusing.