Following are the steps which help you to create your Client ID, Client Secret and Developer API Key.
1. Go to the Google Console page, https://console.developers.google.com/project and create a new project.
2. Now in the popup enter your project name can click the “Create” button.
3. It will create a new project and redirect you to the project dashboard.
4. Now go to the APIs & auth > Consent Screen and enter the product name and other details.
5. Now go to the APIs & auth >credentials page and click on the “Create New Client ID” button.