After purchasing the Indian GST extension for Magento® 2, the admin has to set up the configuration settings to enable the features of the extension.

To set up the configuration settings

1. Go to the Magento 2 Admin panel.
2. On the left navigation bar, click the STORES menu, and then click Configuration.
   The Configuration Settings page appears.
   
3. In the right panel, under Indian GST, do the following steps:
   1. In the Enable GST list, select Yes.
   2. In the GSTIN box, enter the GSTIN value.
   3. In the Warehouse list, select the required region.
4. Click the Save Config button.

Set Shipping Settings

1. On the left navigation bar, click the STORES menu, and then click Configuration.
   The Configuration Settings page appears.
   
2. Set the Country and State
3. Click and Save the Configuration