I erased the hard drive to return macbook air, I was unable to restore the OS, turned off, now when i turn on see Blinking questions mark and suport.apple.com/mac/startup. How to I reinstall OS?
I erased the hard drive to return macbook air, I was unable to restore the OS, turned off, now when i turn on see Blinking questions mark and suport.apple.com/mac/startup. How to I reinstall OS?