This is because it was replaced by configure widget in version 4.
https://www.algolia.com/doc/guides/building-search-ui/upgrade-guides/js/#searchparameters
Algolia DevCon - June 28-29, 2023
Discover the future of the AI Stack with Algolia, be the first to see new platform demos and announcements, and get the most out of Algolia through interactive workshops.
This is because it was replaced by configure widget in version 4.
https://www.algolia.com/doc/guides/building-search-ui/upgrade-guides/js/#searchparameters