To configure Multiple Shipping Options:  

• Go to Settings→ Shipping Settings→ Setup Shipping Zones

 

• Click edit → 'Multiple Shipping Options' Configure
  

• On the left-menu you can enable any number of Real-Time Shipping Carriers we are integrated with.
  • You need to click on the shipping carrier you would like to integrate with and fill out the credentials you would receive from the Real-time shipping carrier.
• If you would like to use flat rate shipping. (This will allow you to enter your own custom shipping rates).
  
• Using Multi Shipping Options will allow you to also use both real-time shipping and flat rate shipping at the same time.
   
  
• Under Calculation Type click on Add new method (You will see a drop-down appear.) In the dropdown, to use a flat rate shipping option you will need to choose from one of the following options in the dropdown menu: (order Subtotal, weight, Quantity, Percentage of Order Subtotal, by product, or flat rate)
   
  

  

• You can repeat this by clicking the add new method button to add as many shipping options as needed.
• When done, click Save and Stay Here, Save and Exit, or Save and Continue to proceed through the wizard.