Diamond

i payed for diamond on 5 30 15 and its not working it still says im still offline when I open horizon. and when I go to my setting on the website theres no subscription

Uninstall any version you have no and download it from here: https://www.horizonmb.com/client/v2/latest.php

Disable your AV/Firewall or add an exception when attempting to run Horizon.