# Source Lookup Path preference

Use the Source Lookup Path preference page to add or remove source containers.

Default Source Lookup Path Options
Options | Description
--- | ---
Add... | Opens the Add Source dialog to insert a new source container of one of the following types:

- Absolute File Path
- Compilation Directory
- File System Directory
- Path Mapping
- Project
- Project - Path Relative to Source Folders
- Program Relative File Path
- Workspace
- Workspace Folder

Edit... | Opens the Edit File System Directory dialog to modify the currently selected source container.
Remove | Remove the currently selected source container.
Up | Move the currently selected source container higher in the list.
Down | Move the currently selected source container lower in the list.