My MAcBook has 10.7.5 I wanted to update to Mountain Lion. I am told I cannot do this. Why? Also, my desktop has Calendar and MacBook has ICal I cannot link them together. Any help there?
My MacBook is 10.7.5 I wanted to update and purchase Mountain Lion app. I was told that I couldn't. I can understand, why? Also my newIMAC has Calendar and my MacBook has ICal. They are not linking together. CAn anyone help?
MacBook, Mac OS X (10.7.5)