# User Libraries Preferences

Indicate your preferences for the User Libraries settings on the Java > Build Path > User Libraries preference page.

A user library is a set of JAR files. A user library can be added to a projects build path through the build path properties page. The User Libraries preference page allows to define, edit, import, export, or remove user libraries.

Option | Description
--- | ---
New... | Creates a new user library
Edit... | Edits the currently selected library, JAR or JAR attribute
Add JARs... | Adds one or more JARs to the currently selected user library
Remove.. | Removes the currently selected user library or JAR
Up | Moves the currently selected JAR up in the list of JARs of a user library. The order can be important if more than one JAR contain a type with the same qualified name.
Down | Moves the currently selected JAR down in the list of JARs of a user library. The order can be important if more than one JAR contain a type with the same qualified name.
Import... | Adds new libraries from an import file
Export... | Exports libraries to an import file

Java Build Path page