shows the template collapsed to the title bar if there is a ((navbar)), a ((sidebar)), or some other table on the page with the collapsible attribute
shows the template in its expanded state if there are no other collapsible items on the page
If the |state= parameter in the template on this page is not set, the template's initial visibility is taken from the |default= parameter in the Collapsible option template. For the template on this page, that currently evaluates to autocollapse.
How to manage this template's collapsible groups/sections option
This template includes collapsible groups/sections. When it first appears, one of these groups/sections may be set to be visible ("expanded") while the others remain hidden ("collapsed") apart from their titlebars. To achieve this, include the parameter|name where name is one of the following words that identify the groups/sections (omit any speech or quotation marks):
Template documentation