https://www.bisecthosting.com/clients/index.php?rp=/knowledgebase/6/How-to-upgrade-or-downgrade-a-server.html to increase your RAM for the server, follow this guide
#is there a way to upgrand server storage for mods or is there somebody who understands code
signal nimbus
Also thats not allowed here just an FYI if you need help fast make a support ticket