Is additional warranty applicable when I use installment payment? January 27, 2021 12:04 Updated Unfortunately not. To get additional year of warranty you need to pay the full amount with ZEN Card during the purchase. Related articles Where can I find Extended Warranty description? How does additional warranty work? How does Fast Refund work? How does additional warranty work? I made a transfer from card to Zen card, why have not the funds been credited yet?