An operating system from the Windows NT family of operating systems from Microsoft, released in 2012 and the successor of Windows 7. Introduced UEFI as a replacement for legacy firmware/BIOS and required computer manufacturers to enable the "secure boot" feature.

learn more… | top users | synonyms

0
votes
0answers
59 views

Grub dont work with dualboot windows 8

I have window 8 installed, and installed in a second partition Ubuntu 14.04. The installation went ok, but on startup Grub don`t work. Window start just like before the installation. Other place ...
0
votes
1answer
81 views

Windows wont boot when external HDD not connected, how can I fix this?

My current system is Windows 8.1 Pro with Media Center. I wanted to try Ubuntu 14.04, and therefore I installed Ubuntu on an External HDD. (I followed some steps that I found on the internet) After ...
0
votes
0answers
19 views

How to reinstall Windows that's on dual-boot with Ubuntu [duplicate]

This might have already been answered before but I can't find the thread. So if yes, please reply the link. Currently, I have an Windows dual boot with Ubuntu. I am having issues with Windows and I ...
0
votes
1answer
170 views

I deleted Ubuntu partition and my laptop it was showing grub rescue screen

I deleted Ubuntu directly from drive by deleting partition option. On restarting my laptop it was showing GRUB rescue screen, which I didn't knew what to do. I went to bios and I changed some settings ...
0
votes
1answer
221 views

Computer boots to Grub command line

I've three hard drives with Windows 8.1.1 installed on the first SSD and then Ubuntu 14.04.1 LTS on the third HDD. In BIOS I've chosen to launch 1. ubuntu 2. ubuntu 3. Windows Boot Manager 4. Windows ...
0
votes
1answer
128 views

Dual Boot / Grub 2 issues (Ubuntu/Windows)

TLDR Version: Problems with Grub2. Boots straight into Grub terminal. I get some "failure reading sector errors" (details below). I've tried running boot repair several times, with a few different ...
0
votes
3answers
228 views

Installing Ubuntu 14.04.1 LTS [duplicate]

After rebooting and choose to boot from DVD that contain Ubuntu ISO. Then the ubuntu logo appear and when total black and nothing happen. Is there any solution for this problem? I wanted to make dual ...
0
votes
0answers
115 views

How do I correct boot problems with installation on a UEFI Windows 8.1 system?

I have semi-successfully installed Uberstudent 4.0 on a UEFI Windows 8.1 system, but I need help correcting whatever error I have made. (I assume I have made an error somewhere, since I had to take ...
0
votes
0answers
21 views

accesing windows 8 directory with fast boot off, not working

I have windows 8 and Ubuntu in a dual boot but I can't access the windows directory from Ubuntu. the error says that windows is in hibernate but I know I did shut it down completely. I know I need to ...
1
vote
2answers
514 views

Ubuntu 14.04 LTS Install Issues

// Update: I have had no luck in this issue, and have posted a secondary question here. The first thing I have done (before posting this questions, was read the guide located on AskUbuntu. This was a ...
0
votes
1answer
193 views

Dual Boot Problems: Can't Boot Windows after using easyBCD

quite new at this, so any help would be appreciate. I've spent a load of time researching and haven't found a good answer so I'm asking here. Basic Problem: I tried to install Ubuntu 14.04 on my HP ...
0
votes
0answers
102 views

Windows 8.1 bootloader gone from grub. How do I get it back?

I'm a noob here. I stupidly hibernated my Ubuntu and did not realize that problems will occur if you have 2 OSs hibernating. Didn't know Windows 8 does some kind of shutdown/hibernate. Anyway I ...
0
votes
1answer
51 views

remove ubuntu and install windows 8

I want to remove my version of Ubuntu and install win 8 ,but when I go through win8 installation and choose custom I found ( in the window of choosing partitions that "windows can not installed on ...
1
vote
1answer
78 views

Boot Windows 8 from another disk

I'm trying to add a Windows 8 SSD to the boot menu. But what I only have achieved is a blank screen after selecting the custom menu entry for Windows 8. I've no problems to boot Windows 8 when I ...
0
votes
3answers
119 views

BootOrder in efibootmgr does not show OS-specific options

How can I set Ubuntu/GRUB as the active default boot option? My computer automatically boots to Windows. Here is image of the efibootmgr output: I'm running HP Envy dv6 with Intel Core i7 and I ...
0
votes
0answers
18 views

Help! Install ubuntu in win8 but cannot get into operation system

I just start to use Ubuntu and need your help. I have a win8.1 laptop. I tried to install the Ubuntu on a logical partitions. The installation process is successful. But when I restart the system, on ...
0
votes
2answers
57 views

Trouble with Ubuntu 14.04 Install

I'm trying to install Ubuntu on my HP Pavilion Sleekbook in order to be able to multiboot Windows 8.1 and Ubuntu 14.04, but my usb drive does not boot correctly. I have tried using Pendrive Linux and ...
0
votes
1answer
73 views

How can I uninstall/reinstall Ubuntu from a dual boot with Windows 8.1?

Right now I have a dual boot set up with Ubuntu 14.04 and Windows 8.1. However, I did some things on Ubuntu that caused some of the packages to become "inconsistent", and I tried to fix them but it ...
1
vote
1answer
2k views

UEFI: Catch-22 on a acer aspire v5-531

I was trying to install Ubuntu 14 (64-bit) on a Aspire V5-531, preinstalled Win 8. In the bios I can flag: boot mode UEFI, secure boot DISABLE in this case the neither installation USB card nor cd ...
0
votes
2answers
192 views

How to fix Windows 8 statup and remove Ubuntu 14.04 [duplicate]

The Dualboot is not working, so I want to get rid of Ubuntu. I think the problem has something to do with UEFI / Legacy, But I have given up now and acceptet that Ubuntu is still for IT Experts only. ...
0
votes
0answers
91 views

Can't boot from Windows 8 to Ubuntu error in file \EFI\ubuntu\grubx64.efi

First of all I had a pre-installed windows 8 on my laptop device (Toshiba) then I wanted to install Ubuntu linux alongside with windows 8. I installed it regularly then I had a problem that I couldn't ...
1
vote
0answers
36 views

What is the safest way to stay current on 12.04 or 14.04, on dual boot with Windows 8?

I am using 12.04 LTS, 64bit For a while now, Update Manager has been telling me that New Hardware Support is available. When that first happened, I of course tried to install it, but encountered ...
1
vote
0answers
150 views

Wifi not working on Ubuntu and WIndows 8 Dual Boot

Hey guys i recently dual booted Windows 8 and Ubuntu 14.04 LTS on my laptop HP Pavilion G6. The dual boot works perfectly but wifi doesnt connect in Ubuntu. It connects on Windows 8 perfectly. I ...
1
vote
0answers
86 views

How to make Windows 8 appear in a boot menu when dual-booting with Ubuntu?

I want to ask how to create GUI for choosing OS when booting my notebook. I have Windows 8 preinstalled on my notebook, and I wish to have a dual boot system with Ubuntu, However, after Ubuntu ...
0
votes
0answers
54 views

Unable to find windows8.1 boot option after installing ubuntu

I know you guys might think there are many posts already related to the same topic. I went through almost all the posts, tried to work all possible solutions and nothing was fruitful. My problem is, ...
0
votes
0answers
50 views

Grub menu does not appear on screen, but both win 8.1 and ubuntu 14.04 present and working

My first time at ask ubuntu, please let me know if you need some more details. Configuration: Lenovo Ideacenter k410 Intel pentium G2020 16 GB RAM Crucial MX100 256 Gb SSD Setup: I have an Ubuntu ...
1
vote
1answer
187 views

EFI Boot loader problem for dualboot system with windows 8.1

I succesfully installed ubuntu 14.04 manually alongside windows 8.1 on my Lenovo ThinkPad Yoga. However I did not manage to fix the booting process. So here is what I tried so far: using ...
0
votes
0answers
10 views

Cannot find Windows 8 option after dual booting with Ubuntu 12.04 in grub [duplicate]

I succeded in installing ubuntu 12.04 alongside Windows 8 but after that laptop booted to ubuntu w/o a grub selection .So I installed boot-repair to fi the problem just to find a grub menu without a ...
0
votes
2answers
93 views

Cannot find windows 8 option after installing ubuntu

I succeded in installing ubuntu 12.04 alongside win 8 bt after that laptop directly booted to ubuntu without a grub selection menu.So I installed boot-repair which gave me grub with only ubuntu and ...
0
votes
0answers
10 views

Installation of Windows after installing Linux Problem [duplicate]

I have an intel x386 based desktop system (intel p4). Ubuntu is already installed on it. Now, I need to install Windows 7 or Windows 8 without effecting the Linux system. Please let me know what ...
-1
votes
2answers
2k views

Live USB Boot Windows 8.1

So im trying to install ubuntu to dual boot windows 8.1 on my hp pavilion. It came pre installed with windows 8.1. Before i get started here please note: I have tried with legacy mode on/off I have ...
0
votes
1answer
522 views

Error message 0xc00000001 while booting Windows 8 after installing Ubuntu

After I installed Ubuntu 14.04, as I switch on my computer I only receive one message which is: Windows Boot Manager, Windows failed to update: status 0xc00000001 What should I do?
0
votes
1answer
165 views

How to access the UEFI firmware settings? (aka BIOS)

When trying to install Ubuntu on a UEFI-capable computer that came with Windows 8 preinstalled there is no indication like on previous computers (eg. "Press F2 to enter setup") when to access the BIOS ...
0
votes
0answers
364 views

Sharing Files between Ubuntu 14.04 and Windows 8

I have Ubuntu and Windows 8 installed on one System. I am trying to share files between these two operating systems using an NTFS Partition wich was created by Windows. I don't have trouble accessing ...
0
votes
3answers
55 views

How to install ubuntu-12.10-desktop along with windows 8 64bit [closed]

I have hp pavilion 15 n204tx, which came with pre-installed Ubuntu OS. I formatted it and installed Win 8 64bit. and created 3 + 1(system reserve) partition. 50GB for win8 50GB for ...
0
votes
1answer
308 views

Install Alongside Windows option missing

I had Ubuntu 14.04 installed on my system, which I replaced with Windows 8.1. Now, I'm trying to re-install Ubuntu to dual boot with Windows. However, the installer is not detecting Windows, and the ...
0
votes
0answers
14 views

Trying to clean Install windows 8 after Ubuntu has been successfully installed onto my system [duplicate]

Hello to all Ubuntu users. I am posting this message as my last resort to try and solve some issues I am having with my system. Here is some technical info: My laptop is Lenovo G500s Notebook, 8gb ...
0
votes
0answers
86 views

Ubuntu not showing as boot option in BIOS

I'm having loads of problems using Ubuntu 14.04 64-bit in a machine with Win8 preinstalled. I have tried installing it 3 different times, using different configurations. The one i'm with now has a ...
1
vote
1answer
57 views

Windows 8 Ubuntu Installation

I'm currently attempting to install Ubuntu on my desktop via the desktop installer iso. Windows 8 is my current OS, could anyone help me install Ubuntu, as Windows 8 is stopping me from doing so?
0
votes
1answer
245 views

Neverending issues with grub (ubuntu 14.04 on ASUS with Win8 dual boot)

This is the most frustrating issue I have ever run into using Ubuntu and Windows in the same machine. I have an ASUS K46CB, 6GB RAM and preinstalled Windows 8.1 64-bits. I have successfully ...
0
votes
1answer
81 views

How do I give Ubuntu 14.04 more space? [duplicate]

I installed Ubuntu 14.04 alongside windows 8 for the first time yesterday, and I thought I would give it 75GB of space from my C: however, I didn't know I had to use 50GB for the installation and 16GB ...
0
votes
2answers
85 views

Can't Reboot into Windows 8.1 from Ubuntu

I am newb in Ubuntu. Currently I am using an Acer V11 laptop with a pre-intalled Windows 8.1. I follow some guideline ...
0
votes
0answers
9 views

install Ubuntu parallels with windows 8.1 in acer laptop [duplicate]

I have acer aspire E1-570 laptop with 2 GB RAM with 32 bit Windows 8.1 OS. Whether I can install Ubuntu parallels with windows 8.1 on my laptop.Is there any problem?
0
votes
0answers
20 views

Unable to mount disk in ubuntu 13.10.Please give me a solution [duplicate]

Error mounting /dev/sda4 at /media/rahul/Shrinkable: mount -t "ntfs" -o "uhelper=udisks2,nodev,nosuid,uid=1000,gid=1000,dmask=0077,fmask=0177" "/dev/sda4" "/media/rahul/Shrinkable"' exited with ...
0
votes
1answer
36 views

Failed ubuntu-windows8 dual boot: Is uninstalling ubuntu the answer?

I have an Acer Aspire E1-472G with windows 8.1 So after installing ubuntu, something went wrong and I could not boot into windows8.1 and I cannot access my files in any drive except for my ubuntu ...
0
votes
0answers
19 views

Install Ubuntu 14.04 alongside Windows 8.1 [duplicate]

I have a Dell Inspiron 15 5000 with Windows 8.1 x64 and I want to install Ubuntu 14.04. I have some questions around this: How can I install Ubuntu, so I keep the pre-installed Windows? In case I ...
0
votes
0answers
16 views

Can't access drive

So long story short... I removed windows 8 from my computer and installed Ubuntu. When I went to open up my secondary Drive (contains all my files from when I had windows 8) I get this error in ...
-1
votes
1answer
56 views

Dual boot fails after updating Ubuntu 14.04 on a dual boot machine with windows 8 on Toshiba Machine

Last year i purchased a Toshiba machine with Windows 8 preinstalled. After hard time, i managed to have dual boot on both OS. But accidentally, i updated Ubuntu and now i can not get the dual boot ...
0
votes
0answers
22 views

Installed Ubuntu, Windows 8 not in boot menu

I cannot access Windows 8, but the files are all there. It just does not appear in the boot menu. I tried to dual boot. I did not use the run along side Windows 8 when installing, I used "something ...
0
votes
0answers
13 views

Can you please provide step-by-step guide to dualbooting windows 8.1 with Ubuntu 14.04 [duplicate]

I've currently got only Ubuntu installed but I'd like to dualboot it with windows 8.1. I've got the installation discs for both so that's not a problem. Yesterday I had win 8.1 and I followed a ...