View IMEI, Phone and Serial Number

1. Swipe down from the Notification bar with two fingers then select the  Settings icon.

2. Scroll to and select System > About phone.

step 1

3. Here you can view the Phone number and the IMEI number associated with the SIM.

Note: You can also view your IMEI by entering *#06#.

Step 2

4. Select Model & hardware. Here the Serial number will be displayed. 

step 3
5. To view the IMEI number on the hardware itself, open the back cover. The IMEI number will be displayed.
 
Step 4