It changes. Click again. It changes to the model name. Click again—the macOS version. Click a fourth time—back to the serial. It’s like a fidget toy built into your operating system.
If you follow the methods above and see "Unavailable" or "To be filled by O.E.M." (Original Equipment Manufacturer), this is a major red flag. It usually means one of two things: how to check serial number macbook pro
But what happens if your Mac won’t turn on? Or if the text on the bottom case has worn away? Fortunately, Apple provides multiple ways to locate this number. It changes
The serial number is often included on your original product receipt or official invoice from retailers like Why You Need Your Serial Number how to check serial number macbook pro