Upload xendit-edd to the /wp-content/plugins/ directory.
Activate the plugin through the 'Plugins' menu in WordPress.
Navigate to Downloads -> Settings -> Payment Gateways (tab) -> Xendit (section) in your WordPress dashboard.
Enter your Public & Secret API Key which can be found in your Xendit dashboard (https://dashboard.xendit.co/settings/security). You can toggle between Test or Live Mode, then save your changes.
Navigate to General (section) of the same page and check all the Xendit Payment Gateways that you want to enable.
Adjust your settings and save. You can see the new payment options by viewing your EDD checkout page while you have items in the cart.