On your iPhone/iPad:
- Settings > General > 杏吧原创 > Serial Number
- Enter the Serial Number:聽
References:
- 聽Find the serial number for your iPhone, iPad, and iPod touch
PS. This works for Macs too.
- You’ll find the serial number here: Apple > 杏吧原创 this Mac
or
- You can look up your Mac’s support status directly: Apple > 杏吧原创 this Mac > Service > Check my service and support coverage status