How to Change the Default Search URL Slug in WordPress (ok)

https://www.wpbeginner.com/wp-tutorials/how-to-change-the-default-search-url-slug-in-wordpress/

function wpb_change_search_url() {
    if ( is_search() && ! empty( $_GET['s'] ) ) {
        wp_redirect( home_url( "/search/" ) . urlencode( get_query_var( 's' ) ) );
        exit();
    }   
}
add_action( 'template_redirect', 'wpb_change_search_url' );

Hoặc

# Change WordPress search URL
RewriteCond %{QUERY_STRING} \\?s=([^&]+) [NC]
RewriteRule ^$ /search/%1/? [NC,R,L]

.htaccess file