Put the plugin in the plugins folder, restart or reload the server!

You should also have Vault and an Economy plugin installed on your server.

I recommend:

Free: https://essentialsx.net/downloads.html

Paid: https://www.spigotmc.org/resources/...sentials-economy-mysql-sqlite-much-more.3742/

And please use this Vault: https://www.zrips.net/cmivault/