What is IMEI SV exactly? Afraid my new phone has been refurbished

imei sv slot 1   Dan imei slot 1 or 2

1 has IMEI SV unknown, 2 has 01 I suspect the lack of IMEI SV number is the reason why SIM 1 cannot makereceive calls Both SIM slots have

The 15-digit number is guaranteed to be globally unique, meaning dual SIM devices have two IMEI numbers due to their two SIM card slots  Imei SV Xiaomi Redmi 3S Tidak diketahui, Mohon bantuannya - Redmi 3s - Xiaomi Community

live slot 88 These numbers includes information on the origin, model, and serial number of the device The structure of the IMEISV is specified in 3GPP TS The model problem imei sv slot 1 - Bogor - Xiaomi Community