What does the Apple mobile phone serial number mean?
The Apple mobile phone serial number is a unique identifier, including: model information (first 3 digits) manufacturing year (4th digit) manufacturing week (5th digit) factory code (6th digit) serial number (4th digit) Digits 7-11) Check digit (digit 12) Function: Identify equipment, verify warranty, find lost mobile phones, repair equipment, and assist with second-hand transactions.
The meaning of Apple mobile phone serial number
The Apple mobile phone serial number is a unique combination of letters and numbers. Consists of 12 characters that can be used to identify and track the device. It contains important information about the phone model, manufacturing date, region code, etc.
Serial number structure
Apple mobile phone serial numbers usually follow the following format:
- The first 3 digits: Apple Identification Code (AIC), Indicates the device model.
- Digit 4: Year code, indicating the year of manufacture of the device.
- Digit 5: Week code, indicating the week the device was manufactured in that year.
- Digit 6: Factory code, indicating the manufacturing factory of the equipment.
- Digits 7-11: Serial number, a unique identifier assigned by Apple to each device.
- The 12th digit: Check digit, used to verify the accuracy of the serial number.
The role of the serial number
The Apple mobile phone serial number has the following functions:
- Identify and track the device: The serial number is an identifier that uniquely identifies your phone and can be used to track its ownership, repair history, and warranty status.
- Warranty Verification: You can verify the warranty status of your phone by entering the serial number through Apple’s official website.
- Find a lost or stolen phone: A serial number can be used to associate with an iCloud account to help find and lock the device if it is lost or stolen.
- Device Repair: Serial numbers can be used to find repair manuals and replacement parts for a specific phone.
- Second Hand Sales: When selling a used phone, providing the serial number helps the buyer verify the authenticity and condition of the device.
The above is the detailed content of What does the Apple mobile phone serial number mean?. For more information, please follow other related articles on the PHP Chinese website!

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