To set up the Configuration Settings,

1. Go to the Magento 2 admin panel.
2. On the left navigation bar, click on the Google Shopping Feed Integration option.
   The menu appears as shown below:
   
3. Click on Configuration.
   The Configuration page appears as shown below:
4. Click on Google Shopping Redirect/Account Settings. The tab expands as:
   
5. Under Google Shopping Redirect/Account Settings do the following steps:
   • In Google Shopping Redirect URL Name, the URL will be displayed that you will be copying in your seller account.
   • In Primary Account, a Profile will automatically create for the selected account. Different profiles are created for different accounts so if you are creating a new profile then you have to select the dedicated account for that profile.
   • Click on Create Merchant Account, to create a new merchant account.
   • Click on Enable Shopping Api, to enable the Shopping API from the merchant center.
6. Scroll down to Google Shopping Cron Settings, the tab is expanded as:
   
7. Under Google Shopping Cron Settings, do the following steps:
   • In Auto Upload Cron, select Enable if you want to enable the upload cron automatically.
8.  Now scroll down and click on Google Shopping Product Upload Setting, the tab is expanded as:
   
9. Under Google Shopping Product Upload Setting do the following steps:
   • • In Upload Format, select the format in which you want to upload the product.
     • In the Debug mode, select Yes if you want to enable the debugging mode to create logs.
     • In Product Price, select one of the following options:
       • Increase by Fixed Price: If selected, then the Modify by Fix Price field appears.
       • Increase by Fixed Percentage: If selected, then the Modify by Percentage Price field appears.
         Enter the numeric value to increase the price of Google Shopping Feed product price by the entered value % of Magento 2 store price.
         For Example,
         Magento 2 price + 5% of Magento 2 price.
         Magento 2 Price = 100
         Select Increase By Fixed Percentage option
         Modify by Percentage Price = 5
         100 + 5% of 100 = 100 + 5 = 105
         Thus, Google Shopping Feed Product Price = 105
       • Decrease by Fixed Price: If selected, then the Modify by Fix Price field appears.
       • Decrease by Fixed Percentage: If selected, then the Modify by Percentage Price field appears.
         Enter the numeric value to decrease the price of the Google Shopping Feed product price by the entered value % of Magento 2 store price
         For Example,
         Magento 2 price – 5% of Magento 2 price.
         Magento 2 Price = 100
         Select Decrease By Fixed Percentage option
         Modify by Fix Price = 5
         100 – 5% of 100 = 100 – 5 = 95
         Thus, Google Shopping Feed Product Price = 95
     • In the Product Chunk Size, enter the default size of a chunk.
     • In Exclude Out of stock, if you select Yes then out-of-stock products if will not be uploaded but if you select No then the out stock products will also be uploaded along with the other products.
     • In Sale Price, select Yes if you want to enable the sale price (special price).
     • In Sale Price Expires on, enter the date on which the special price will end.
     • In the Tax Price Settings, select Yes if you want to enable the tax on the price.
     • In the Tax Percentage Rate, enter the tax rates.
     • Next comes Force products to be in stock option, Here if enabled, we will send all products will be sent to google as in-stock irrespective of their actual status.
     • In Use MSI Feature For Inventory, select Yes if you want o send the inventory to Google Adwords.
     • In Use Buffer Quantity For Inventory, select Yes if want buffer quantity.
     • NOTE: The selected Buffer Quantity attribute you mention here is subtracted from the default Magento Qty attribute.
       
     • Then in Buffer Attribute, select the buffer attribute to map product identifier for the Google Adwords.
     • You can also use Custom Name for attributes of products being uploaded on Google Shopping. This value can be input in the set default option.
     • Note: Make sure to use the right format which is that all attribute values must be written enclosed in ## and name in simple text.
       Example: ##attribute## Text ##attribute## – ##attribute##
10. Click on the Save Config button.
    The configuration will be saved.