Screen shows a prohibitory sign and does not power up

Question

Mac Laptop

Repair manuals for over two decades of Mac Laptops—iBook, PowerBook, MacBook, MacBook Pro, and MacBook Air.

Rep: 1

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Aterf powering up ,it shows a prohibitory sign and remains thta way

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Can you tell us which model you have as the different series have different setups!

Can you tell us which model you have as the different series have different setups! — DanJ

DanJ @danj Rep: 496k Self employed contract worker 35 338 974 · Answer 1 · 2025-05-21T14:17:23-07:00

Rep: 496k

35

338

974

Options

Generically speaking your drive storage is not found that holds the needed files to boot up.

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