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2.26 or 2.4 GHz / White plastic unibody enclosure

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boot menu not appearing when holding alt

when i hold down alt/option, i just get a blank white screen and a cursor, no options for boot devices, internal drive has no os on it and am trying to boot from a usb

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1 Answer

Depending on the version of OS-X/macOS your system is running you may not have that option as your system firmware doesn’t have that feature enabled.

The OS updater will often update the firmware.

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