However, if you are not satisfied with the current situation, you can contact Samsung technical support.  Describe the problem, tell us that because of this you cannot fully use your smartphone, and request a repair or a refund. Most likely, you will be directed to an authorized service center, where you will be asked to leave the device for diagnostics. Upon its completion, the experts will make a decision on your problem and, possibly, satisfy the claim for reimbursement of the money spent on the purchase.