If the product is confirmed as defective by the brand then customer needs to get letter/email confirming the same and submit to Amazon customer service to seek replacement.
In case of defective, product quality related issues for brands listed below, customer will be required to approach the brands’ customer service center and seek resolution. This item is eligible for free replacement, within 7 days of delivery, in an unlikely event of damaged or different item delivered to you. Tablets (new and certified refurbished) 7 Days Replacement
