Ask customer care to raise your relevant request(internally) via Contact form. use the relevant communication considering the available support times mentioned on https://cellbell.in/contact-us/
Here are more details applicable on each relevant requests:
-Replacement request: In this, your ordered item needs to be approved for refund. for approved orders, your refund will be processed and you need to place a new order on our site for a fresh item.
-Exchange request: In this, your ordered item needs to be approved for refund. for approved orders, your refund will be processed.
-Warranty request: In this, your ordered item needs to be approved for refund. for approved orders, your refund will be processed fully or partially depending on the usage of the product. For example: if product is used for more than 50% of warranty duration, then maximum 50% amount is applicable for a potential refund and depends on customer support executive approvals.
Hence read: How to get a refund? for more details on refund types