Code-Snippets-Functions/Execute a function on a child site/WordPress/change-the-heartbeat-api-pulse-to-every-60-seconds.txt

function wpmp_heartbeat_settings( $settings ) {
    $settings['interval'] = 60; //Anything between 15-120
    return $settings;
}
add_filter( 'heartbeat_settings', 'wpmp_heartbeat_settings' );