Step 1
Open your iPhone’s Settings. Check the Utilities folder if you don’t see it.
Step 2
Scroll down and tap on "General". You may have to scroll down 1 or 2 screens to find it.
Step 3
Tap on "About".
Step 4
Scroll down and tap "SEID". You will find it near the bottom of the list.
Step 5
Long press the SEID and click on "Copy".
