LispWorks provides an API for setting and querying persistent per-user settings in a platform-dependent registry.
On Microsoft Windows the preferences are stored in the HKEY_CURRENT_USER branch of the Windows registry. (LispWorks also offers a general Windows registry API, described in Accessing the Windows registry.)
To implement preferences for your LispWorks application, you will need to define a registry path using
(setf product-registry-path) and read it using
Get and set preferences under the product path at run time with
LispWorks User Guide and Reference Manual - 20 Sep 2017