Blacklisted IMEI on used phone with dual sim

When your phone has two IMEI numbers? imei slot 1 imei slot 2 Your device has one or two unique identification numbers that are referred to as IMEI or Product ID You should keep a copy of this imei slot 1 or 2 @Peter, sorry to correct you, but you are 100% dead wrong A device with 2 SIM slots can have 0, 1 or 2 IMSIs, depending on how many SIM cards

imei slot 1 To have 2 usable, active mobile numbers, a smartphone must have: At least 2 SIMs: Each SIM is identified by an IMEI code Dual SIM Dual Standby