With Square’s credit card processing, you can accept all major cards and get deposits as fast as the next business day.
To configure the plugin, you will need data like the below shown on the screen.
Just log in to Square account and create (or open if you already have) an application panel.
When open, you are able to find the Application ID and Access Token.
Application secret is available to get from the next section
When applying keys to the plugin configuration panel, need to choose a location after reloading.