wp_mail – send emails after 24 hours from users registration
You can’t schedule a future email from wp_mail * but you can use wp_schedule_single_event to run in 24 hours time, and write an action hook handler that calls wp_mail() to send your mail, e.g. something like wp_schedule_single_event( time() + (60*60*24), ‘send_new_user_next_day_email’, args( $userId ) ); function send_new_user_next_day_email( $userId ) { // look up the user … Read more