To add money to Swiggy Money, open the Swiggy app and go to the 'Account' section. Select 'Swiggy Money' and click on 'Add Money.' Enter the amount that you wish to add and choose your preferred payment method, such as a credit/debit card or UPI. Complete the payment process, and the amount will be credited to your Swiggy Money wallet. You can then use this balance for hassle-free payments during your future Swiggy orders.