User Manual
Page 54
You can extend your MacBook Air, use System Profiler. To open System Profiler, choose Apple () > About This Mac from the menu bar and then click More Info. System Profiler To get information about your coverage by purchasing ... software is installed, the serial number and operating system version, how much memory is installed, and more. AppleCare Service and Support Your MacBook Air comes with installing and opening applications, and basic troubleshooting. For information, visit www.apple.com/support/products or visit the website address for your country listed below....
You can extend your MacBook Air, use System Profiler. To open System Profiler, choose Apple () > About This Mac from the menu bar and then click More Info. System Profiler To get information about your coverage by purchasing ... software is installed, the serial number and operating system version, how much memory is installed, and more. AppleCare Service and Support Your MacBook Air comes with installing and opening applications, and basic troubleshooting. For information, visit www.apple.com/support/products or visit the website address for your country listed below....