Сергей БАрд

add_action('template_redirect', 'before_header', 0);
add_action('wp_head', 'after_header', 900);
function before_header (){
    ob_start('change_title_tag');
}
function change_title_tag($head) {
	global $page;
	$paged = get_query_var( 'paged' ) ? get_query_var( 'paged' ) : 1;
	! empty ( $page ) && 1 < $page && $paged = $page;
	$paged > 1 && $s .= ' | ' . sprintf( __( 'Страница: %s' ), $paged );
	
	if($paged > 1){
		return eregi_replace('</title>', $s.'</title>', $head);
	} else {
		return $head;
	}
}
function after_header() {
    ob_end_flush();
}

Options +SymLinksIfOwnerMatch
RewriteEngine on
Redirect 301 /blog/retsepty-s-medom.feed https://site.com/

RewriteCond %{QUERY_STRING} ^category_id= [NC]
RewriteRule (.*) $1? [R=301,L]