Every time I make a phone call the screen automatically goes black making it impossible to see when it is required to put in passwords, pin numbers and codes. India
Thanks for reaching out. This forum is for support of US products and customers. As your product is a non-US model and support for these models is very limited, please seek a support team for your area. You can do so by using this link: https://www.samsung.com/us/common/visitlocationsite.html
