Thank you for sharing your concern. We would like to inform you that SIM change alert option is no more supported in Nougat OS because as per survey conducted, this is not commonly used feature.
Be sure to hit ♡ when you find an answer that works for you. For Further assistance, you can get in touch with us via Live Chat option by following- http://livechat.support.samsung.com/Customer_new/IN. You can also connect us via Samsung Members web community by following mentioned url-https://community.samsungmembers.com/en_IN#/
