Setting Up Google API Key

You are able to refer the goole support link: page

To setting up the Google API key, follow the steps below

• To setting up, you should have a Google account. Please refer the page to know how to create a Google account page
• Once you have a Google account, open to the API Console
• In the API Console page, click the project dropdown. In the popup appearing, click the New Project Button
  
• After create the project, open the project by select the project in dropdown
  
• In the Enable APIs & Service section, click the Enable APIS and Service button
  
• In the page appearing, find the "geocoding api" & select the Geocoding API service
  
• Review the pricing & click the Enable button
  
• Review the pricing & click the Enable button
  
• Open the manage billing account by open this page & click the Create Account button and refer the page to know how to create
  
• After create the billing account, enable the billing for the project. Please refer the page
• In the Credentials section, click the Create Creadentials button & select the API key
  
• After create the API, click the copy icon to get the API key