Samsung SM-M526B/DS User Manual page 130

Settings
Checking your device's IMEI information
The International Mobile Equipment Identity (IMEI) is a unique number assigned to your
device. You can check whether your device was reported as stolen or lost prior to buying it
using the IMEI number.
To view your device's IMEI number, enter *#06# on the dialing keypad or access your device's
Settings app.
This feature may not be supported by some devices.
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