What is an IMEI Number?

why my iphone 14 has 2 IMEI but only 1 si… imei slot meaning Anyway, only the IMEI of sim slot 1 is showing up blacklisted when I run the check Sim slot 2 IMEI is reported clean I am worried now that imei slot 1 and 2 “Duplicate IMEI “ means IMEIs found with two or more mobile devices and also includes same IMEI on a dual or more SIM device for each SIM slot

imei slot 1 or 2 Serial number : The following six digits denote a unique serial number defined by the device manufacturer IMEI 2: Assigned to the secondary SIM slot