For older iPhones (5, 6, SE), the serial number is printed on the back. For 6s and later, it is on the SIM tray.
Every Apple product—from the smallest AirPod to the largest iMac—is assigned a unique identifier known as a serial number. This alphanumeric code is essential for identifying your device, checking warranty coverage, seeking service, or verifying authenticity when buying second-hand. apple search serial number
It is used primarily for identification by Apple and authorized service providers. 1. How to Find Your Apple Serial Number (By Device) For older iPhones (5, 6, SE), the serial