Questions about the Unified Extensible Firmware Interface that finally replaced the BIOS on newer desktops and laptops with the release of Windows 8. UEFI is independent from CPU architectures and supports booting via UEFI with and without secure boot enabled as well as legacy booting via CSM.

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Bios not finding a bootable system on XPS13

Short version I reinstalled Ubuntu 15.10 on my Dell XPS 13 (Option: Erase disk and install Ubuntu) but on boot, I have a message that no bootable system has been found. When I display the boot ...
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16 views

How to add a secondary Windows hard drive which already has an MBR

I've found this community incredibly useful in making the leap into the world of Linux and had banished Windows for good but now I require it to run some very CPU intensive music software which isn't ...
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3answers
4k views

Black screen when trying to install ubuntu 13.10

I am in need of some help. It has been 2 weeks since I bought my first ever windows laptop with the aim of replacing windows but I have been unsuccessful. The hardware is as follows : Asus 15' F550D ...
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0answers
33 views

Windows 10 has disappeared from the boot menu on a UEFI system after Ubuntu Install

Windows 10 is missing from my boot list on my UEFI machine after I installed ubuntu in an empty partition. How can I get it back? I used a liveUSB of ubuntu to install ubuntu to an empty partition I ...
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1answer
19 views

Boot Repair failed, what should I do

This is the pastebin result: https://paste.ubuntu.com/15009157/ I also got this message from the report but I don't know how to proceed with this. Can someone please explain this: The boot files ...
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0answers
19 views

Running UEFI in QEMU machine q35

I wrote a UEFI driver and I'm trying to run it in QEMU (ovmf...). It works fine but when I'm trying to access registers with address >100 hex (access any PCIe device) it fails. I'm trying to run QEMU ...
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18 views

Grub2 fallback with 14.04 … need How-To

Ubuntu server 14.04 efi-gpt disk with three partitions, 1=boot, 2=main, 3=recovery I want: default boot on gpt2, grub fallback to gpt3, and grub-reboot to reboot into recovery from main. What I get ...
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0answers
12 views

How to install Ubuntu on a GPT partition table without using EFI boot?

I'm planning to install a new Ubuntu system on an empty hard drive with more than 3TiB of volume. In order to fully utilize the drive, the regular MBR partition table can not be used. How do I set up ...
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3answers
7k views

Ubuntu 14.04 not booting after installation

I have a Vaio Pro and had Ubuntu 13.10 with EFI boot on it which worked fine until I did something wrong. What I did: reinstalled Ubuntu 14.04 run boot-repair create the ...
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3answers
4k views

How do I install (to dual-boot) Ubuntu on this UEFI MSI GE40 2OC-218USK laptop?

I have a GE40 2OC-218USK laptop. I am trying to repartition the hard drive to have it dual boot Ubuntu and Windows 8. Nothing but endless problems. I've been progressively turning more and more ...
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2answers
43 views

Still cannot load windows 10 even after using boot-repair

So i was trying to make my windows 10-pc a dual boot with ubuntu 15.10.After the installation,the windows-10 loader cannot be found in the boot menu.And so i used boot-repair.Doing it created two ...
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2answers
5k views

GPT partition table problem: Windows 7 and Ubuntu dual boot

I hope you guys will help me get through this situation I have gotten myself into. I bought a new samsung ultra book running windows 8. I knew going into the purchase that I wanted to ditch windows ...
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1answer
67 views

Ubuntu server edition UEFI mini pc

I would like to install ubuntu on a PIPO X8 but i cant seem to the hang of it. I even lost the default dual boot and i am not sure how but now only android is booting and I noticed in the bios under ...
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0answers
38 views

ASUS N550JK - Ubuntu 15.10 install

First time here, and I know nothing about Ubuntu, but what I've found out is it won't boot, period; if I have Fast boot, Secure Boot ON and Launch CSM (for legacy OS) OFF. But, I want to get into ...
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1answer
39 views

Ubuntu 14.04.3 live USB not booting in pre-installed Windows 10 machine

I am trying to dual boot Ubuntu 14.04.3 alongside Windows 10 using USB flash drive for booting. I get the following error, with all the combinations in UEFI Firmware settings I tried - initramfs: no ...
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0answers
9 views

Could I put both the AMD64 and i386 Ubuntu images on one usb drive?

Basically, the PC I use at home is 64-bit and the computers at my school are 32-bit. I'm kind of doubting it, but I'm wondering if I can make a persistent liveUSB of Ubuntu with the startup disk maker ...
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1answer
22 views

Attempting to install Mint alongside Ubuntu, cannot add Mint to GRUB [on hold]

I am currently running Ubuntu 15.10 X64 I have created and formatted a new EXT4 partition for Mint 17.3 "Rosa" Cinnamon edition of 75GB. I have downloaded "Grub Customizer 4.0.6" and I have used it ...
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0answers
29 views

Dual booting Windows 10/Ubuntu on a windows 8 pre-loaded machine

I am new to Linux world and I want start using Linux for course work (but don't want to remove windows yet and I don't want to use virtual machine). I have windows 8 pre-loaded machine (Dell XPS 15) ...
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2answers
554 views

Ubuntu 15.10 on MacBook Pro

I'm looking to test (or, with luck, to install) Ubuntu 15.10 from live USB on a MacBook Pro 8,2 with Radeon HD 6770M. Currently, the machine has installed Ubuntu 15.04 with Radeon disabled in grub and ...
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4answers
6k views

Ubuntu LiveUSB doesn't recognize my Windows 8 installation

I have a laptop with UEFI (secure boot disabled) with Windows 8. I am trying to install Ubuntu 12.10 or 12.04 along side Windows 8 on my primary hard drive, which uses GPT. I am only presented with ...
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1answer
35 views

Dual booting Windows 10 and Ubuntu (UEFI mode) on a blank HDD.

My computer came with a FreeDOS. It has a 1 TB HDD and 8 GB RAM. Also, it is a 64 bit processor. Sadly the computer / laptop does not have a CD / DVD ROM drive. Fortunately, it has 4 USB ports. The ...
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1answer
30 views

Does Ubuntu have UEFI Secure Boot keys for single boot for all of their software? [on hold]

Does Ubuntu have UEFI Secure Boot keys for single boot for all of their software? I want to remove Windows 8.1 from my HP Streamer 7 and install Lubuntu 16.04 in May. Need your help!
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1answer
21 views

boot Ubuntu 14.04.3 problem from grub2

I have a problem installing Ubuntu 14.04 LTS on my ASUS Zenbook UX301LA-DH71T. The long story: I installed an older version of Ubuntu when I bought the Zenbook (I think it was a 12.XX version). I ...
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2answers
37 views

Cannot Change the boot order in bios or F9 Anymore after installing Ubuntu

other Operating System: Microsoft Windows 10 (64-bit) hi I have a HP Pavilion TS Sleekbook 15 touchsmart I cannot change the boot order in the bios boot order menu ( i tried to disable the legacy ...
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3answers
2k views

Problem installing 12.04 in efi mode

Edit: I was told that my question was confusing and couldn't be understood. I'm completely rewriting it so it will make sense. Same question, just rewiting it. Here it is... -> I'm installing a 64 ...
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2answers
49 views

I can't install Ubuntu in my laptop

well for the university i needed a laptop so i buyed a ASUS X555l with Windows 10, the people say me "ivan win10 is better than win7,etc.." its the same but this steal my info ._. so because is for ...
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3answers
107 views

installation problem need help

so im about to install Ubuntu 14.04 and it pops up a mussage saying "The attempt to mount a file system with type vfat in SSI1(0,0,0),partition#1(sda)at/boot/efi failed" can someone help please?
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3answers
3k views

Is it possible to install Ubuntu on my Windows 8 computer without any CD or USB drive?

Please read entire post CAREFULLY before answering. This question will make you confused if you don't. Information (May skip :P) OS : Windows NT 6.2 (Windows 8 K) Equipped hard disk Total 1TB, 1 ...
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2answers
6k views

Why I need several boot partitions (EFI and bios grub)?

I'm trying to understand how to properly partitioning the disk for future Ubuntu installations. The reason: after trying to install Windows 7 alongside Ubuntu, I enabled "Legacy mode" on my HP ...
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2answers
388 views

Booting a Sony Vaio computer running Windows 8.1 in Ubuntu from a USB drive

I have Sony VAIO Tap 20 with Windows 8.1 installed. I want to install Ubuntu 14.04 or 15.04 on it, but I am failing right from the beginning. I cannot get Ubuntu to launch. One particularity is that ...
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1answer
70 views

How to dual boot Ubuntu with Windows 10?

I've tried to install Ubuntu twice, after the first time I installed it then I restarted my laptop (as instructed) and it fails to boot Ubuntu saying Ubuntu is on low graphics mode giving me various ...
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2answers
36 views

How can I install Ubuntu 14 LTS on my Dell 13" 7000 series 2-in-1 laptop?

I've read a number of guides attempting to explain how to dual boot Ubuntu with Windows 10, but the problem I keep running into is that can't I can't even get the Ubuntu installer to start. I ...
0
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2answers
113 views

Installing Ubuntu on MSI GT72S G-220

I'm having issues getting Ubuntu 15.10 on my system. These are my specs: 6th Generation Intel Core i7-6820HK (2.7 GHz) 32 GB Memory 1 TB HDD 256 GB M.2 SSD NVIDIA GeForce GTX 980M 8 GB GDDR5 ...
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1answer
35 views

Dual boot Ubuntu and Windows 8: UEFI vs Legacy mode

I'm an Ubuntu user and lover. Yesterday, I decided to install Xubuntu on my sister's laptop (which had Windows 8.1 preinstalled, in UEFI mode). It's a Lenovo G400S, 4 GB of RAM, Intel i5 CPU (I don't ...
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1answer
14 views

Machin reboots during istallation

I've tried both versions now, 14.04.3 and 15.10 with the same result. No matter if I just choose to try without installation or install I'm stuck in a bootloop. Istantly after I choose one option the ...
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2answers
27 views

efibootmgr creates an entry in which DevPath is set to Venhw istead of PciRoot

Hello I have a big problem because you see when I use efibootmgrto create a boot entry it just makes a unbootable japanese character in the EFI boot menu and this is very bad. On the other hand when ...
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3answers
49 views

I installed Ubuntu 14.04.3 LTS, but I can't boot into it. How can I fix this?

I've installed Ubuntu 14.04.3 LTS from a USB drive, on a PC running Windows 8.1. But when I turn on my PC, I'm not presented with an option to choose to boot either Windows or Ubuntu. Instead, I'm ...
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2answers
16k views

“This computer currently has no detected operating systems.”- Ubuntu 14.04 install Windows 8.1

I tried to install Ubuntu alongside windows 8.1. I disabled secure boot and made sure UEFI was enabled and moved the DVD above Windows Boot manager in the boot order. But the Ubuntu installation still ...
0
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0answers
21 views

Cannot install on Windows 10 UEFI

Dell Inspiron 7559, I installed last semester on old laptop & was super easy. Now when I try to select USB to boot from (I formatted USB using Ubuntu .iso as instructed on Ubuntu site, tried both ...
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2answers
190 views

Ubuntu not starting after suspend

I have an HP-compaq-15s-103tx laptop with duel booted Ubuntu 14.04 LTS and Windows 8.1 in UEFI Mode. Every time when I try to Start my laptop after doing 'suspend', It does not boot at all. i.e, ...
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2answers
93 views

How to install ubuntu along with pre-installed window 7 home premium (UEFI) in sony vaio sve14a15fn

I really tried alot to install ubuntu alongside with my preinstalled window 7. also, read many articles posted on internet regarding dual window installation. But nothing is working for me. So, I need ...
3
votes
1answer
94 views

No USB boot. No CD boot. Can I install Ubunto on a Mac Mini?

I've been through the answers to similar questions, but they all require USB or CDROM booting. I've installed EFI - it might be that I've not done that correctly, but it boots in EFI, but doesn't find ...
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2answers
2k views

Ubuntu 15.04 doesn't boot on Dell XPS 13 2015

I wanted to upgrade from Ubuntu 14.04 LTS to the new Ubuntu 15.04 on my Dell XPS 14 2015 Developer Edition, because most issues seemed to be fixed in the live version. Therefore I wiped the hole disk ...
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0answers
26 views

Every new linux image update I get black-screen on login

Ubuntu pushes a new linux image through the software updater pretty frequently, i.e today I got; linux-image-extra-3.13.0-77-genereic linux-image-3.13.0-77-genereic Every time these updates are ...
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1answer
34 views

GParted does not recognize SATA M2

I bought myself a new Laptop, the ASUS GL771JW with 250 GB M2 SSD drive and a 1 TB HDD. Now I'd like to install Ubuntu 15.10 on it, but I get errors. I downloaded the amd64 Ubuntu ISO and put it on ...
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0answers
19 views

Customized UBUNTU live system [closed]

Considering i386 vs amd64 architectures as well as UEFI, Secureboot proliferation and current availability of Legacy BIOS, what would be a best choice today to build a new Customized UBUNTU live ...
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1answer
33 views

Ubuntu 14.04.3 LTS x64 HP zbook UEFI nvidia driver

I have an HP Zbook running Ubuntu-gnome 14.04.3 LTS x64. This machines comes with the nvidia K610m video card. Here is my issue: Leave the default BIOS setting to "Legacy" and install Ubuntu. Once ...
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0answers
11 views

PCI passthrough not working after VM reboot

I've been spending the last few days trying to get a Windows 10 VM with UEFI & PCI passthrough going. I'm running a rather fresh (2 weeks old) install of Ubuntu 15.10. The GPU I'm passing through ...
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2answers
4k views

Deleting GRUB2 which is placed in sda? And how to fix two Ubuntu entry in EFI Boot selector?

I have EFI Windows 8 in my Asus K55V laptop. EFI partition is sda1. I tried to install Ubuntu in EFI mode and created/selected separate boot partition for Ubuntu boot loader. Ubuntu installed ...
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1answer
24 views

Change from UEFI to BIOS: can not install grub

I wanted to change from UEFI to BIOS on my Samsung Series 9 Laptop to be able to use features such as keyboard backlight. I lossley followed this instruction Convert from EFI to BIOS boot But when I ...