Linked Questions

1
vote
2answers
35k views

UEFI install UBUNTU 14.04 Along Windows 8 (Dual Boot) [duplicate]

I have a preinstalled windows 8.1 with secure boot on. i installed ubuntu 14.04 in uefi after which it showed the boot menu for first time, then i booted into windows and then when i started the pc ...
1
vote
1answer
6k views

Windows 8.1 is Completely Blocking Ubuntu [duplicate]

A few days ago, I upgraded my Windows 8 Lenovo U410 ideapad to Windows 8.1, and it proved to be a terrible mistake. It seems like the only visible change that it has made is adding the start button. ...
0
votes
1answer
3k views

How to set GRUB default, not Windows Boot Manager [duplicate]

I am using VAIO T series with Win 8 preinstalled, I have installed Ubuntu 12.04.3 on a different partition and set GRUB at default. But whenever I choose to boot Win 8, the next time I start the ...
0
votes
2answers
480 views

GRUB not appearing after upgrade to Windows 8.1 [duplicate]

I had previously dual-booted Ubuntu 13.10 with Windows 8. Then I upgraded it to Windows 8.1. Since then my GRUB has not been appearing. I started Ubuntu from my bootable USB drive and ran boot repair. ...
0
votes
1answer
139 views

Ubuntu not booting on HP pavilion 17 177-sb with uefi BIOS [duplicate]

I bought my new laptop yesterday it's a HP pavilion 17 177-sb i believe and it has a UEFI BIOS so I usually install ubuntu the day I buy laptops and I did that this time too. I can only boot and ...
1
vote
0answers
60 views

Windows 8.1 keeps changing my boot order in favor of Windows [duplicate]

I installed Ubuntu 14.04 LTS on a partition of an external disk drive connected to my HP 400-224 PC. The Ubuntu boot partition is sdb. EFI mode is enabled for both Ubuntu and Windows 8.1. Secure ...
0
votes
0answers
41 views

Dual-Boot Lost after Windows 8.1 Upgrade [duplicate]

I had a UEFI dual-boot setup of Ubuntu Saucy + Windows 8. After the 8.1 upgrade the machine boots straight into Windows. I can't even seem to boot from the live USB drive even though I've disabled ...
1
vote
0answers
37 views

Windows 8.1 overwrites UEFI Boot settings [duplicate]

I installed Ubuntu and Windows 8.1 on an ASRock A350m1 board without bigger problems. Both installations were done in UEFI mode. In UEFI system settings I set "Ubuntu" as primary boot target which ...
6
votes
4answers
6k views

Windows 8 changes GRUB2 in every boot!

I've installed Windows 8 and Ubuntu 12.10 both UEFI style (win8 first then ubuntu). GRUB2 shows me both Ubuntu and Win8 entries. If I boot into Ubuntu is fine. I could reboot anytime I will see ...
1
vote
1answer
6k views

“GPT detected. Please create a BIOS-Boot partition” while using boot-repair

Since I updated Windows to 8.1 my Grub menu disappeared. I ran Ubuntu using Live USB, I used Boot-Repair but something went wrong. If I click on Reccomended repair I get this error: GPT detected. ...
3
votes
1answer
5k views

Windows 8 deletes GRUB when booting

I have this situation: SONY VAIO SVF1521V1EB Windows 8 preinstalled in UEFI. I decided to install Ubuntu 13.10 in dual boot. So I downloaded the amd64 iso, burnt on a DVD, then booted from DVD in ...
0
votes
2answers
4k views

Ubuntu 14.04 install: grub-efi-amd64-signed failed to install into /target/

I'm trying to install Ubuntu 14.04 on a Dell Inspiron 7537, in dual-boot with Windows 8.1, with a UEFI system. After the creation of the new partitions, I've been able to install Ubuntu 14.04 without ...
0
votes
1answer
2k views

EFI partition and boot manager - dual boot windows 8 and ubuntu

So, i bought a HP pavilion g6 laptop last year with windows 8 preinstalled and successfully installed ubuntu 13.04 on it . But every time i booted i had to press F9 to enter bios options and then from ...

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