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seen Oct 14 at 4:20

Oct
14
comment Windows 8.1 is not showing up in grub2 menu
I assume you have two hdd, try to disable secure boot from bios. You can follow up this Link for details/methods. Or try (--I know you already tried! --) a grub_update must do a trick
Oct
13
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Oct
13
comment Windows 8.1 is not showing up in grub2 menu
Boot up your Ubuntu and follow the steps to install Boot Repair. It does have a GUI, so it won't be that hard.
Oct
13
answered Windows 8.1 is not showing up in grub2 menu
Oct
13
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