Also, how can I change my billing address in Flipkart?
On Flipkart App or website- Go to my Orders and Click on The order You wish to change address and There down midway, you can see Change Address Option Visible in Blue color, Click it and enter new Address.
Secondly, can I change delivery date on Flipkart? Technically You Can't! Flipkart currently doesn't have this option. however, after shipment, you can track your courier(products). You can call the courier company and schedule a delivery date which is comfortable with you.
Then, can I change shipping address after purchase Flipkart?
The self serve feature to change your order delivery address will only be available if your order is in 'Ordered and Approved' stage. You will not be able to edit address if the order is showing packed or ready to ship or shipped. There's no way Flipkart support can change the address.
How can I change my order in Flipkart?
Log into your Flipkart account, go to My Orders tab, click on Return, choose the reason as size fit issue and select the Exchange option. Exchanges are an option when the size does not fit you OR you do not like the color of the product.