I see two IMEI numbers on my phone; do I need to provide both for

Why does my phone have two IMEI number and I have one SIM card? imei slot 1 slot 2 Enter IMEI number and get details about any 1+1=2 phone IMEI is a 15-digit unique number used to identify a mobile device imei slot 1 imei slot 2 IMEI 1 Each SIM slot has an IMEI assigned for identification As your device is dual-SIM, it has two SIM-slots and therefore two IMEI numbers

imei slot 1 Yes One UI 5 activated the second slot normally used for SD cards to be used also as a second sim Hence the two IMEI numbers