Mac OS X
Q: Problems upgrading from Snow Leopard 10.6.8 to El Capitan on MacBook Air 2.1
I have downloaded El Capitan but get a message "This disk cannot be used to start up your computer."
MacBook Air, Mac OS X (10.6.8)
Posted on Jul 4, 2016 5:13 PM
by Carolyn Samit,Apple recommended
Apple Music
Check out this discussion > OSX Mavericks "This disk cannot be used to startup your computer"
Posted on Jul 4, 2016 5:16 PM