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I am a Windows 8.1 user. I want to use dual boot with Ubuntu. I installed Ubuntu 15.04 with the Something Else option. Installed correctly in swap and ext4. When I start the PC Ubuntu boots. But I want to select win 8 or Ubuntu OS. During the installation of Ubuntu it showed a warning, something about BIOS UEFI mode.

Now how can I solve this problem? What setting can I use to be able to choose an OS to boot?

My motherboard is Gigabyte H81M-S2PV

Zanna
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1 Answers1

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This warning says as well, that you probably wont be able to boot any other OS:

error

I would give boot-repair a try:

I would read the Ubuntu help wiki UEFI page as well, as it mentions starting Ubuntu installation in Legacy mode instead of UEFI:

And if that doesn't work for you, read:

Installing ubuntu 14.04 along with windows 8 in legacy mode

RiddleMeThis
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