The default search library setting determines what library is searched from the advanced search screen and portal page by default. Manual selection of a search library will override it. One recommendation is to set the search library to the highest point you would normally want to search.
The preferred library is used to show copies and URIs regardless of the library searched. One recommendation is to set this to your workstation library so that local copies show up first in search results.
Focus this search tab by default when opening new catalog pages.
The number of search results to display per page.