To use the SWEET.TV gift card on smart TV, after authorization in the application, in the upper right corner of the screen, select the "User profile" window - the "Promo codes" section - "Enter the promo code".
To use the SWEET.TV gift card on the site, after authorization on the site, in the upper right corner of the screen, select the "Cabinet" window - the "Promo codes" section - "Enter the promo code".
To use the SWEET.TV gift card through the mobile application, after authorization in the application, in the upper right corner of the screen, select the "Profile" window - the "Promo codes" section - "Enter your promo code".
The number of certificates to pay for the purchase is not limited, they can be summed up.