Mac Book Air 13" mid 2012 refuse to upgrade
I have my Mac Book Air 13" mid 2012 with OS 10.10.5 , it does not show me any possible upgrade!. How can I upgrade the OS?
Thank you
MacBook Air
I have my Mac Book Air 13" mid 2012 with OS 10.10.5 , it does not show me any possible upgrade!. How can I upgrade the OS?
Thank you
MacBook Air
Mac Book Air 13" mid 2012 refuse to upgrade