Unable to boot from Linux or Windows USB

hi guys , gals, trying create bootable usb custom linux distro on it, 1 used upgrae ssd firmware.

unfortunately, took out odd put in optibay hdd dock, , such unable use cd.

using tools have worked in past, reason, mbp not picking bootable usb.

have tried multiple keys, none of them work, , external dvd drive using doesn't seem want boot either... windows discs won't boot.

advice?

 

lunchb0x8 said: ↑

hi guys , gals, trying create bootable usb custom linux distro on it, 1 used upgrae ssd firmware.

unfortunately, took out odd put in optibay hdd dock, , such unable use cd.

using tools have worked in past, reason, mbp not picking bootable usb.

have tried multiple keys, none of them work, , external dvd drive using doesn't seem want boot either... windows discs won't boot.

advice?

click expand...

yeah.. apple seem have near broken usb booting os x in 2011 models, , don't seem give damn either. such, no real advice i'm afraid, butting against similar issues before , gave up.

 

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