Eventica - Exclude Some Event Categories on Frontend

functions.php

add_action( 'get_the_terms', 'tokopress_custom_exclude_event_categories_single', 10 ); 
function tokopress_custom_exclude_event_categories_single( $terms ) {
	$exclude = array( 261, 262 );
	if ( !is_admin() && !empty( $terms ) ) {
		foreach ( $terms as $key => $term ) {
			if ( $term->term_id && in_array( $term->term_id, $exclude ) ) {
				unset( $terms[$key] );
			}
		}
	}
	return $terms;
}

add_action( 'get_terms', 'tokopress_custom_exclude_event_categories', 10 ); 
function tokopress_custom_exclude_event_categories( $terms ) {
	$exclude = array( 261, 262 );
	if ( !is_admin() && !empty( $terms ) ) {
		foreach ( $terms as $key => $term ) {
			if ( $term->term_id && in_array( $term->term_id, $exclude ) ) {
				unset( $terms[$key] );
			}
		}
	}
	return $terms;
}