Knowing how to check an Apple product’s serial number takes five minutes but can save you hundreds of dollars and countless headaches. Bookmark Apple’s official coverage page, and always verify before you buy.
If the device will not power on, the serial number must be located physically:
Download the official app from the App Store. Open it, tap "My Devices," and select your device. The app will automatically show warranty and repair info for any device signed into your Apple ID.
October 26, 2023 Subject: Hardware Authentication, Consumer Protection, and Warranty Management