# Folder Tree

This category contains options that affect the appearance and behavior of Lister folder trees.

* [**Appearance**](https://chaoses-ib.gitbook.io/directory-opus/manual/preferences/preferences_categories/folder_tree/appearance): Options that affect the appearance of the tree.
* [**Contents**](https://chaoses-ib.gitbook.io/directory-opus/manual/preferences/preferences_categories/folder_tree/contents): Options that control which items are displayed in the tree.
* [**Expand / Collapse**](https://chaoses-ib.gitbook.io/directory-opus/manual/preferences/preferences_categories/folder_tree/expand_collapse): Options relating to expanding and collapsing of branches.
  * [**pins**](https://chaoses-ib.gitbook.io/directory-opus/manual/preferences/preferences_categories/folder_tree/expand_collapse/pins): Options related to pinned branches (kept open permanently).
* [**Options**](https://chaoses-ib.gitbook.io/directory-opus/manual/preferences/preferences_categories/folder_tree/options): Options that affect the behavior and operation of the tree.
* [**Selection Events**](https://chaoses-ib.gitbook.io/directory-opus/manual/preferences/preferences_categories/folder_tree/selection_events): Lets you override the default behavior for mouse clicks on tree items.