-replace core/init.php
-replace core/functions/general.php

-replace pages/server.php
-replace pages/admin_website_settings.php

-replace languages/english.php


-copy core/classes/PHPMailer


RUN THIS QUERY WITH YOUR DATABASE MANAGER ( ex: phpmyadmin ) ON THE CURRENT DATABASE
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ALTER TABLE `settings` ADD `smtp_host` TEXT NOT NULL AFTER `googleplus`, ADD `smtp_port` INT NOT NULL AFTER `smtp_host`, ADD `smtp_user` TEXT NOT NULL AFTER `smtp_port`, ADD `smtp_pass` TEXT NOT NULL AFTER `smtp_user`;