In this post I’ll show you how to add Custom Columns to WordPress Posts Management screen. Also I will show how to make those Columns Sortable. To add Columns in Posts Page in Admin Screen, add filter “manage_posts_columns” and action “manage_posts_custom_column” in functions.php of your theme. // register custom columns add_filter( 'manage_posts_columns', 'custom_manage_post_column_test' ); function […]