1
vote
2answers
39k 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
7k 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
7k 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
1k 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. ...
1
vote
1answer
135 views

Booting into Ubuntu after booting into Windows [duplicate]

I've installed Ubuntu 15.10 Mate edition perfectly fine. I've created a swap, root, home partition and I've used the 100MB partition that Windows create as the efi partition. Everything seems to work ...
0
votes
1answer
290 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 ...
0
votes
0answers
135 views

Problem with grub during boot (Windows 10/8.1, Ubuntu 14.10)!!!!! Only Windows Boot [duplicate]

I've a laptop with Windows 10 ( TP build: 10041 ) and ubuntu 14.10 .... when i install ubuntu, reboots Ubuntu and there is no problem, but if I try to start Windows, in the next rebot, the grub dont ...
0
votes
0answers
92 views

Grub Problems with Dual-Boot Windows 10 [duplicate]

I just got a new laptop (Lenovo) with a preinstalled Windows 8.1. I did the upgrade to Windows 10, created two partitions (Windows and Data)and installed Ubuntu 14.04.3 on the remaining space from a ...
1
vote
0answers
64 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
58 views

Unable to Dual Boot Ubuntu 14.04 with Windows 7 on UEFI [duplicate]

I have an Acer pc and it is running Win7. Because I'm having problems with that OS I wanted to do what the title suggests. And everything works great after the install. But everytime I try to restart ...
1
vote
0answers
47 views

Installed Ubuntu 14.04 alongside OEM Windows 8.1 — cannot successfuly manipulate Windows Boot Manager [duplicate]

None of the previous questions or guides have been successful for me after a long day of trying. My laptop came with Windows 8.1 installed and is UEFI. I installed Ubuntu alongside it and can get ...
0
votes
0answers
45 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 ...
0
votes
0answers
29 views

Boot-Repair success, but … (triple boot Ubuntu 14.04, Mint 17.02, Windows 8.1) 64 bit [duplicate]

please help. So my problem is, I did clean install my Sony Vaio SVF series, and install Windows 8.1 64 bit (just for gaming and doing little that and this), then Ubuntu 14.04 (for development thing, ...
0
votes
0answers
17 views

How to make ubuntu as default OS against Windows 10? [duplicate]

I have windows 10 and Ubuntu 14.04 installed as dual boot on machine. Everytime I boot into windows 10 it change the boot order in UEFI. In order to boot into Ubuntu I have to make change into BIOS ...
0
votes
0answers
11 views

Won't boot dualboot selectio interface by default [duplicate]

So I've been running a dualboot windows 8.1 with ubuntu, and ran into a problem, so I deleted the ubuntu partitions, and removed the grub. Now I've reinstalled ubuntu as dual boot and it works fine, ...

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