I realize that for many of us refurbished may be more affordable. I am one of them. And maybe I got a lemon. This computer was a nightmare from the beginning. The details are long. I will rethink refurbished in the future. Perhaps buy a less expensive brand, save, and buy a new Apple. I must add customer service was excellent. They tried all they could. And quickly gave me options "Would you like another computer or your money back? No questions asked. So thank you customer service. No reflection on your part.