Q: MacBook Pro opens to grey screen and progress bar, freezes when progress bar completes. Have tried various suggested keystrokes an ... MacBook Pro opens to grey screen and progress bar, freezes when progress bar completes. Have tried various suggested keystrokes and options to get to safe mode, but cannot. Any suggestions? more
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Helpful answers
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Mar 2, 2016 6:05 PM in response to Debbie Scby PATRICKMELE,★HelpfulHere are a couple of links from Apple that might help
How to choose a startup disk on your Mac - Apple Support
About the screens you see when your Mac starts up - Apple Support
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Mar 2, 2016 6:07 PM in response to PATRICKMELEby Debbie Sc,Thank you for taking the time to reply. Alas, I cannot get the computer to do anything beyond turning on the grey screen and completing the progress bar. I cannot access any screens and can't find my start up disc.