Does a dual sim android phone always return same IMEI when

The IMEI is printed on the device label under the battery On your first InsertRemove the SIM card from the SIM slot Replace the battery and back

Each Sim slot has it's own unique imei number @AnnS so if Vodafone attached a blacklist to sim slot one imei which is the main slot people

imei slot 1 slot 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 After activating the SIM slot of a mobile device, it is necessary to enter the IMEI code of the mobile device into the national database within 30 calendar days