Finding the serial number on your MacBook Pro is simple, whether the laptop is powered on or not. Here are the most effective ways to locate it: Method 1: Using the Apple Menu (Fastest)
Now that you’ve successfully located your MacBook Pro’s serial number, here are the most common uses: how to check serial number macbook pro
If you see “Serial Number: Unavailable” in macOS, your Mac may have a firmware corruption issue. Try resetting NVRAM (shut down, then press Option + Command + P + R while booting). Finding the serial number on your MacBook Pro
You can find the serial number of your MacBook Pro quickly by going to the Apple menu in the top-left corner of your screen and selecting "About This Mac." This opens a window that displays your hardware specifications along with your unique serial number. Try resetting NVRAM (shut down, then press Option