Send a custom notification when a user changes their profile

send-notifications-on-profile-update.php

/**
 *  Hook into profile update and send a notification to site admin
 *
 * @param int $user_id The ID of the user being updated
 * @param object $old_user_data The object of the user before it was updated.
 * @return void
 */
function user_profile_update( $user_id, $old_user_data ) {
    if( class_exists( 'PMProEmail' ) ) {
        //get the user updated.
        $user = get_userdata( $user_id );
        $email = new PMProEmail();
        $recipient = get_bloginfo('admin_email');
        //with user fetched we can add to the body user data. We also have $old_user_data to compare if we want.
        $data['body'] = "The user " . $user->first_name . " " . $user->last_name .  " has updated their profile";
        $email->sendEmail($recipient, $from = NULL, $fromname = NULL, "User has changed profile", "user-changed-profile", $data);

    }
}
     
add_action( 'profile_update', 'user_profile_update', 10, 2 );