Yes, a customer can switch from a postpaid connection to a prepaid plan with Vodafone (Mumbai). However, this transition may require certain steps, including settling any outstanding dues on the postpaid account and ensuring that the customer meets the necessary eligibility criteria for a prepaid connection. It is advisable for customers to visit the official Vodafone website or their nearest Vodafone store to review the available prepaid plans and inquire about the specific process involved in making the switch. Customers should also take note of any important information regarding the porting process, if applicable, as well as any potential changes in services. For comprehensive details and guidance tailored to individual circumstances, checking the current web page for more information is recommended.