Google Sheets API Settings
For guidance to Create Google API settings. Go through Video Tutorial
> Go to WPSyncSheets For WooCommerce => Google API Settings
How to Create New Client ID and Client Secret Keys
Login to your Gmail Account and Start with here
1. Create New Project as shown below :

2. Enter desire Project Name, to get access with new project and Click on Create :

3. Notification of Newly Created Project

4. Click on Enable APIs and Services

5. Search for APIs and Services to Enable Google Drive API

6. Click on Enable

7. Click on APIs and Services

8. Go to Library

9. Enable Google Sheets API

10. Click on Enable

11. Again Click on APIs & Services

12. Click on OAuth Consent Screen

13. Select External as User Type and click on Create

14. Enter the desire Application name and Save Credentials

15. Click on Save and Continue

16. Click on Save and Continue

17. Click on BACK TO DASHBOARD

18. Click on PUBLISH APP

19. Click on Create Credentials to obtain new credentials

20. Click on OAuth client ID

21. Select Web Application in Application Type and Click on Create

22. Your Credentials have been generated

23. Copy and Paste credentials in respective fields and Generate Client Token by clicking to the button “Click here to generate an authentication token.” with allowing the access and paste the code within the Client Token field
Note: Client Token will only allow you to create, if you have already added Client ID and Client Secret Keys with above fields.
