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05-19-2017 01:56 PM
HP Envy 15. There is no f5 to disable boot setting on this machine. I can now boot from CD. Enable legacy in bios. Set uefi to have CDROM at top and disk at bottom. Set legacy to have CDROM at top. Restart machine. Press ESC. F9 at boot settings to choose CDROM. Success at booting from legacy CDROM.
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