Setting up Push Envoy on your wordpress site is really easy. Once you install the plugin ( see guide).
Step 1
From your WordPress dashboard, navigate to  Push Envoy menu  -> Settings
Step 2:
Provide your application token as described in the screenshot above.
[how to generate for quick desktop setup]
[how to setup for mobile apps (if you have a mobile app) and desktop]
Step 3
Select your default platform (Chrome, Firefox, Ios, Android)
Note: The mobile app  platform (Android & IOS)  only works  if you have developed either of the application and you want to target users directly from wordpress
Step 4
Select how you want to send notifications .i.e  Automatically send once a content is created on any of the post types or choose manually (send immediately or schedule) which will require your inout.
Step 5
Enable Push notification for a Post type.
Step 6
Select an Icon for your Push notification. This is the icon users will see once you send out a message. See sample below