For some facets a extra search must be run for every category value, this lets you limit those extra searches. This does not include the unscoped or all query which is run because of the facet configuration rather than from the category values typically sourced from the index.
Set this configuration key in the results page (preferred) or search package configuration.
Use the configuration key editor to add or edit the
ui.modern.max_facet_extra_searches key, and set the value. This can be set to any valid
Allows up to
1000 data driven extra searches for facets.