KBC has a head office in Mumbai. You can call them 24/7 if you have any doubts. The head office of KBC is responsible for releasing the list of winners. In the meantime, you should check the list to ensure you’ve won. And don’t forget to recharge your phone daily; the more recharges you make, the better your chances of winning. It would help if you were extra careful not to make calls to unknown numbers. These could harm your phone, so always report such numbers to WhatsApp.