My Mac won’t start up it shows a flashing stop symbol

MacBook Pro 13", macOS 10.14

Posted on Dec 30, 2019 05:00 PM

Top-ranking reply

Barney-15E

Level 10

121,238 points

Posted on Dec 30, 2019 05:17 PM

Do you mean the "Prohibitory" symbol? About the screens on your Mac as it starts up - Apple Support

If it is, you might have to reinstall the OS.

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1 reply

Top-ranking reply

Barney-15E

Level 10

121,238 points

Dec 30, 2019 05:17 PM in response to cheyenneQBU

Do you mean the "Prohibitory" symbol? About the screens on your Mac as it starts up - Apple Support

If it is, you might have to reinstall the OS.

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My Mac won’t start up it shows a flashing stop symbol

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