My 15' MacBook Pro (2010) will not boot past a grey screen with Apple logo. There is no startup tone. Progress bar appears and disappears but the progress wheel keeps spinning for
![Macbook Pro 2011 shuts down during boot up, this is the error message I've found. I'm not super savvy here friends, can anyone help? : r/mac Macbook Pro 2011 shuts down during boot up, this is the error message I've found. I'm not super savvy here friends, can anyone help? : r/mac](https://preview.redd.it/clxs7rjaan821.jpg?auto=webp&s=90d29170b0888456562dca25af331d52e2360f52)
Macbook Pro 2011 shuts down during boot up, this is the error message I've found. I'm not super savvy here friends, can anyone help? : r/mac
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![New MacBook Pros lack iconic Mac startup chime, but they do automatically boot when you open the lid (update: here's how to enable it) - 9to5Mac New MacBook Pros lack iconic Mac startup chime, but they do automatically boot when you open the lid (update: here's how to enable it) - 9to5Mac](https://9to5mac.com/wp-content/uploads/sites/6/2016/10/apple-macbook-pro.png)