To request an experience letter from TCS after not obtaining it initially due to payment concerns, you can follow these steps: 1. Contact the HR department or alumni portal administrator at TCS explaining your situation and the need for the experience letter. 2. Provide any relevant details such as your employment dates, department, and reason for not taking the letter earlier. 3. Inquire about the process for requesting an experience letter through the alumni portal and any associated fees or requirements. 4. If the portal allows for such requests, follow the specified procedure, ensuring all necessary information is provided. 5. Be polite and professional in your communication to increase the likelihood of a positive response. Remember to emphasize the importance of the experience letter for your future endeavors. By following these steps and engaging with the appropriate channels at TCS, you should be able to request and hopefully obtain the experience letter you require for job applications and further education.