Filter the post css classes added on HTML markup.

Filter the context displayed below each Related Post. This context is used when rendering the legacy ‘widget’ version of Related Posts. It is not used when rendering the block-based version. See ‘block_context’ below for that.

Filters the rel attribute for the Related Posts’ links.

Filter the Post IDs excluded from appearing in Related Posts.

Filter the date range used to search Related Posts.

Filter the Post Formats where we search Related Posts.

Filter the Post Types where we search Related Posts.

Filter the terms used to search for Related Posts.

Filter the array of related posts matched by Elasticsearch.

Filter Elasticsearch options used to calculate Related Posts.