case defective iphone 13
iphone silicone case defect.
If you purchased this case directly either from Apple or an Apple Authorized Reseller, within the last 14 days, you can return it for either a full refund or a replacement case.
If past then, but less than one year, you will need to have an Apple Technician examine it to determine if the issue is related to a manufacturing defect or user caused. For the former, you may find that you can get a replacement for little or no cost to you.