First method:
There is a very easy way to see the IMEI code on a Samsung Galaxy S9 through a hidden code in the system.
The IMEI code identifies a mobile device uniquely, each Samsung device has its own IMEI code, this code must be printed on the device box and in the case of devices with removable battery under it. Here we discover how to get it on a Samsung Galaxy S9 very easily ..
1- Open the call application and display the keyboard ..
2- Press the following sequence: * # 06 * #
3- By default you should see the IMEI code of your Samsung Galaxy S9, if not, click on call and it will appear.
What is the use of obtaining the IMEI code of a Galaxy S9?
The IMEI code serves for example to know if a Galaxy S9 device is Samsung's original or is a copy or imitation.
It is important to know what your IMEI code is in case of theft, to report it and ask the telephone operator to block the device and can not be used by another person.
It is also necessary to request an unlock or release of the Samsung Galaxy S9 and that it can be used with any SIM card of any operator, ie free a phone or tablet.
Other uses of the IMEI code are: knowing the country of origin of the device, knowing the date of manufacture and purchase, knowing the serial number, knowing if the device still has Samsung manufacturer's warranty and knowing if the device is on a list black of IMEI.