How can I change my Vodafone prepaid to postpaid?

Vi (Vodafone Idea) is amongst the top telecom service providers that offer both postpaid and prepaid services. As the name suggests, prepaid customers need to pay for their data and calls beforehand, while postpaid customers have to pay the bill at the end of every month.
Read More: What is the procedure to port mobile number from Vodafone to Airtel?
How can I port my SIM online?
Vodafone-Idea prepaid subscribers can switch to postpaid with a variety of plans that are available at a starting price of Rs 399. The steps that a customer needs to follow to switch from Vi prepaid to Vi postpaid are:
Visit the official website of Vodafone-Idea, i.e. https://www.myvi.in/
Now, go to the ‘New Connection’ tab
There, you will see the option ‘Postpaid Connection’, tap on it
Various plans will appear on the scream. Select the one that suits your requirements