To request a refund under the 31-Day Money-Back Guarantee for a VPN service, you typically need to follow these steps: * Visit the VPN provider's website and log in to your account. * Look for the option to request a refund or contact customer service via email or live chat. * State that you wish to request a refund within 31 days of purchase as per the Money-Back Guarantee policy. * They may ask for the reason why you want to cancel your subscription, but in many cases, refunds will be processed without questions. * Follow the instructions from the VPN provider to complete the refund process, which may involve filling out a form or providing certain information. Be sure to check the refund policy applicable to the VPN service you are using, as the steps may vary slightly depending on the provider.