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Restrict WP Heartbeat

Disable Heartbeat on the frontend unless a user is editing a post and throttle at maximum allowed 60 seconds.

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php


	`<?php`
	`// Restrict WP Heartbeat / Kiri Vadivelu / 2026`
	`add_action( 'init', function() {`
	`if ( ! is_admin() ) {`
	`wp_deregister_script( 'heartbeat' ); // Disable heartbeat in frontend`
	`}`
	`});`

	`add_filter( 'heartbeat_settings', function( $settings ) {`
	`$settings['interval'] = 60; // Set to the maximum allowed 60 seconds`
	`return $settings;`
	`});`

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