Apple Inc. keeps on changing configuration of devices, it is extremely important to recognize exactly which Apple device you got in order to avoid any non-compatibility issues. Verify various identification properties of your Apple device.

• MacBook Air (11-inch, Mid 2011)
• [ Model Identifier: MacBookAir4,1 ] [ Part Numbers: MC968xx/A, MC969xx/A ] [ Newest compatible operating system: macOS High Sierra ]