Depending on your store's Shopify subscription plan and the order that you're shipping, you might be eligible for discounted shipping rates from .
Step 1 : From your Shopify admin, go to Online Store > Themes.
Step 2 : Find the theme that you want to Edit and Click Customize.
Step 3 : Click Theme Settings.
Step 4 : Theme Settings > Shipping Rate Calculator
Show the shipping calculator: The option allow to enable the shipping calculator in cart
Country selection: The option allow to enter the default country name in shipping calculator
Submit button label: This option allows you to enter a custom button label for the shipping calculator
Submit button label on calculating: This option allows you to enter a custom button label for the shipping calculator on calculating process.