Video Tutorial:

And you can add more collapse by copying this line: [wmf_toggle title=”Title”]Collapse content goes here.[/wmf_toggle]

Sample code is below;

[wmf_toggles]
[wmf_toggle title="Title"]Collapse content goes here.[/wmf_toggle]
[wmf_toggle title="Title"]Collapse content goes here.[/wmf_toggle]
[/wmf_toggles]