For questions regarding the installation of two or more operating systems on a single computer.

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1answer
32 views

Not able to Boot Ubuntu after BIOS update

Device name: HP Pavilion 15-n205tx Notebook PC I have installed Ubuntu 14.10 and everything was OK but after I have updated my BIOS, it gave me an error that file is missing or corrupted.. and it ...
5
votes
3answers
166 views

How to efficiently partition a single Windows-Ubuntu dual boot disk?

This is not a question on how to install Ubuntu or how to use manual partitioning during installation but is a question on access rights and how not to let them bite you in the lower abdomen... ;-) ...
0
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0answers
13 views

Forgot my Ubuntu 14.04 password - no recovery mode [duplicate]

Here is the problem, I forgot my Ubuntu password. After doing some googling I found out to reset the password I need to access the recovery mode through the grub menu. However, back when I installed ...
-3
votes
0answers
57 views

Cant replace Ubuntu with Windows 8.1?

I have an Acer Aspire E1-111 and it doesnt have a CD drive. It had Windows 8.1 preinstalled on it and I wanted to dual boot it with Ubuntu. So I made a bootable USB stick and installed Ubuntu, but I ...
1
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0answers
39 views

How to repair grub to work with multiple hard drives?

On my computer I have multiple hard drives. One of them has Ubuntu 14.10 and the other has Windows 8.1. I messed up my boot loader and know only Ubuntu appears in the grub list. Windows 8.1 is on the ...
-1
votes
1answer
113 views

Problems recognizing Ubuntu Minimal (for Kodi/XBMC) when installing Ubuntu 14.04 Regular Desktop

my Goal: HTPC (2 Drives/ 1 minimal Ubuntu/1 Regular 14.04) dualbooting Steps i am Trying : A. Installing minimal Ubuntu Disk (XBMC/Kodi) /dev/sda B. Installing Ubuntu 14.04 on /dev/sdb Problem ...
7
votes
1answer
297 views

What are the fields in the “Format Partition” window in the Disks utility for, and what do I choose?

I use 14.04 and I have 2 physical partitions, one of 243Gb and another of rest of 500Gb. I want to format the partition of 243Gb using Disks (Open dash and type disks). This partition contains ...
0
votes
1answer
33 views

how to boot widndows 8 uefi fromngrub command line?

I have an emergency,I wanted to remove ubuntu from my pc, and I deleted the partitions of ubuntu, but now after a reboot, I'm stock in the grub command line I need to enter to my windows 8 partition, ...
0
votes
1answer
25 views

Expanding partition for more [duplicate]

I formatted the unallocated space to fat32 (don't know if that was right). Now I want to extend my dev/sda5 for more memory as I'm currently getting warnings about my low memory space. Above My ...
0
votes
1answer
54 views

Grub Rescue when trying to boot into my main drive

I installed the latest Ubuntu onto an External Hard Drive just about 30 minutes ago. The drive was sdc with a boot portion and a swap as well. Upon restarting my computer, I came face to face with a ...
0
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0answers
23 views

Questions RE: dual booting two distros on an SSD. Will it mess with my data on the main partition?

I'd like to try out Deepin 14. (What a gorgeous distro!) I've got Ubuntu Mate 14 on now. I hear it doesn't work well on a virtual machine, so that leaves dual booting. I don't want to start from ...
0
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4answers
81 views

After installing 14.04, my computer boots straight to Windows 7

I burned the ubuntu-14.04.1-desktop-amd64.iso to a DVD-R after checking the iso with MD5SUM. From there, I rebooted, entered BIOS to make sure I was booting from the CD-ROM, and entered the Ubuntu ...
0
votes
0answers
56 views

Having problems installing Ubuntu 14.04

I have the ISO burned to DVD. I was able to boot up into the Try Ubuntu mode and it worked fine. The problem is when I tried to do an installation in another partition, it prompts me until I get the ...
0
votes
1answer
64 views

boot from usb on asus zenbook UX31A

Here is my problem. I have created a bootable usb of ubuntu 14 and I know it works because it works on another laptop. I just received an Asus zenbook UX31A with windows 8 on it. I disabled quick boot ...
0
votes
3answers
58 views

“Missing Operating System”

I've been trying to dual boot Ubuntu on my Macbook pro with an ISO disk. I installed the ISO onto the disk successfully, partitioned my main drive and set as FAT32 format, I restarted the computer ...
0
votes
0answers
51 views

Can't boot using a live USB, error: file '/grub/i386-pc/normal.mod' not found

I'm trying to fix GRUB after installing Windows 8.1 alongside my Ubuntu install. I installed Windows 8.1 second so the windows boot manager replaced grub. In the past I've just created a live USB, ...
0
votes
1answer
42 views

Dual Booting UEFI After bad Install, What happens to old Boot Loader?

The short: I accidentally installed 32bit 12.04, and choose to 'install boot loader' on the dev/sda (or 'main' the one that has all the memory) drive. Both windows and ubuntu work, only after changing ...
0
votes
1answer
38 views

Moved Wubi to different partition, unable to boot after editing grub

So, I've tried to move my wubi installation between disks and followed this: Move WUBI installation of Ubuntu to a different partition in Windows However once I start applying the edits to the grub, ...
1
vote
0answers
92 views

Cannot get grub to show up (directly boots to Windows 7 instead)

Every time I try to boot, my computer goes straight into Windows 7. I had Windows 7 installed and installed Ubuntu 14.04 afterwards, but grub does not show up on boot. Tried holding shift, messing ...
0
votes
0answers
31 views

Failure Upgrading 12.04 to 14.04 Possibly deleted Windows partition, now will not boot (Error 1962: No operating system found)

I think I have dug myself into an irreparable hole, but it would be nice if those more wise than I could help confirm that and/or save my computer. I have a Lenovo ThinkCentre K430 that was merrily ...
0
votes
1answer
60 views

Can't install from usb after messing up UEFI

I messed up my dualboot while experimenting (I still have Windows 8 installed) and now I want to: remove GRUB that's still lingering on my laptop, be able to boot from usb again, install Xubuntu ...
0
votes
0answers
20 views

Invalid reference in boot sector

newbie Ubuntu user's here. Don't even ask me how I managed to do one thing hereinafter referred. So, I have Vista installed on my computer. After I installed Ubuntu, I couldn't boot to Windows ...
0
votes
0answers
18 views

Issues with dual boot [duplicate]

I recently installed Ubuntu 14.04 onto my HP Envy. It came with Windows 8 from the factory and I erased that partition to run just Ubuntu. Before installing Ubuntu I did not disable quick boot and now ...
0
votes
0answers
57 views

Ubuntu UEFI boot on ASRock Z77 Extreme4 motherboard

I have an ASRock Z77 Extreme4 motherboard with Windows 7 installed on an SSD. I bought a 1TB HDD to install Ubuntu on. I have it installed and the OS itself works just fine (I have confirmed this by ...
0
votes
0answers
34 views

triple boot (windows 8, ubuntu, fedora)

I had a dual boot winwdows 8 ubuntu 14 and everything worked fine. Now, i created a new partition and installed fedora for a triple boot. Results: boot only give me the possibility to boot in ...
0
votes
0answers
36 views

windows 8 not appearing in grub menu after reinstalling ubuntu

I have used boot-repair-disk and now the grub menu appears but windows 8 is missing. Here is the output from boot-repair: http://paste.ubuntu.com/9999740/ Thanks for any help in advance.
0
votes
2answers
34 views

Windows 7 not booting after installing Ubuntu 14.04

When i choose win 7 loader in grub menu system is restarting landing me again in grub menu Boot info visit http://paste.ubuntu.com/9999810/
1
vote
0answers
42 views

Windows 8.1 OS not detected when installing Ubuntu 14.0.4

I am trying to install Ubuntu 14.0.4 alongside Windows 8.1, but I do not get that as an option when installing. Instead I get a message saying that there is no current OS detected. I have gone ...
0
votes
1answer
27 views

Ubuntu Dual-Boot [duplicate]

I have an ASUS K53E (Intel i5 CPU, 4GB DDR3 RAM, 500GB HD) notebook computer that I bought new in 2012. I run Windows 7 Home Premium on it, and have (had?) Ubuntu 12 on it too. When I downloaded ...
0
votes
1answer
59 views

NO UBNLDR error while booting from unetbootin [duplicate]

I was trying to install Ubuntu14.04.1 using Unetbootin. I downloaded the .iso file and followed the steps as outlined in the official tutorial. However after I select the Unetbootin option from the ...
0
votes
1answer
21 views

how to browse the files that are already mounted

I'm using dual boot with both Windows 8.1 and Ubuntu 14.0. I have mounted all the partitions through the file manager and I want to access those partitions through the terminal like in windows cmd if ...
0
votes
2answers
47 views

Ubuntu 14.04.1 installation DVD cannot detect Win7, but the USB stick can

The same Ubuntu 14.04.1 ISO image is burned into a DVD disc and a USB stick. The hard disk is of 1T bytes. Win7 occupies the first 600G of the disk, and I'd like to install Ubuntu on the rest 400G. It ...
0
votes
1answer
42 views

Dual boot Windows 8.1 BSOD on startup because resize partiton

I've installed Ubuntu 14.04 beside Windows 8.1 on my laptop with UEFI bios. Everything works fine. One day I wanted to extend my ubuntu partition: I loaded laptop to windows, removed some not using ...
0
votes
0answers
32 views

Unable to dual boot with Windows 8 and Ubuntu

I apologize if I'm asking a question that's already been answered. I've scoured the forums and done multiple searches but can't find anything related to my situation, or if it is I don't know how to ...
0
votes
0answers
47 views

“Operation System not Found” Dual Boot with Windows 8

I am using DELL 7537 and I made a bootable Ubuntu USB using Universal USB Installer. I also disabled Fast Startup and SecureBoot. When I tried a clean install using the USB it says that Operation ...
0
votes
1answer
69 views

Fresh install of 14.04 LTS without disturbing Windows

I have a dual-boot system with an end-of-life version of Ubuntu and Windows Vista 64. I want to replace the old Ubuntu with 14.04 LTS, without disturbing the Windows setup. How do I do this? ...
0
votes
1answer
34 views

Unable to install 14.04 from boot disc on windows 8.1

I have followed this guide to install ubuntu to the same drive as a pre-existing windows 8.1 installation. I have got up to installing ubuntu without any issues where I encounter either a blank ...
1
vote
1answer
89 views

efibootmgr cannot launch OSX yosemite (only showing folder image with question mark)

I have a macbook pro with freshly installed yosemite (100 GB) and freshly installed Ubuntu. To boot I use efibootmgr. My partition layout is: /dev/sda1 40 409639 409600 200M EFI ...
0
votes
0answers
30 views

Dual Boot with GRUB2

Ok,my laptop previously had 2x500gb hybrid drives in RAID0 configuration. Had it partitioned with LM Qiana and Windows 8.1. Laptop is a late 2011 model Alienware M17xR3, so it was designed for Windows ...
0
votes
0answers
49 views

Dell Inspiron 11 3000 2n1 and Ubuntu

I have been unable to build a dual bootable system with windows and ubuntu. I can build a dual boot ubuntu/ubuntu but that buys me nothing. I would repeat the question about Ubuntu 14.04 not booting ...
0
votes
0answers
29 views

Can't pull up GRUB even after boot-repair and secure boot is off

I've been running a dual boot with Windows 8.1 and Ubuntu 14.04 without any issues until recently. I had to service my laptop because the fan got clogged, so they opened it up, and when they gave it ...
0
votes
1answer
24 views

Dual boot upgrade [duplicate]

I asked: I have a dual-boot system with Windows Vista and Ubuntu 11.04. I'd like to upgrade the Ubuntu to 14.04 LTS. Can I do it? And how can I do it so that the Windows Vista partition remains ...
0
votes
1answer
34 views

Clarifications on Installing Ubuntu and Windows

right now I am considering reinstalling my Windows/Ubuntu dual boot because they were originally on two external hard drives and I can't boot into my Windows anymore. Can someone correct my steps and ...
0
votes
1answer
68 views

Dual boot ( ubuntu and Windows 8.1 )

I have a question about dual boot. my laptop is SVE15128CGB. I have just installed Ubuntu 14.0 together with Windows 8.1. And after finishing the installation, I have used Ubuntu normally, but when I ...
0
votes
1answer
55 views

Cannot get Ubuntu 14.04 or 14.10 to install on windows 8.1 machine

I created the USB with Universal USB Installer, I have an Intel i5-3570k and AMD Radeon HD 7800 card with two monitors plugged in. When I boot to the device, I see the normal menu then when I select ...
0
votes
1answer
74 views

No option to “Install Alongside Windows 8.1”

I have partitioned 15gb off of my Hard Drive to install Ubuntu 14.04.1 alongside my existing install of Windows 8.1. I have burnt Ubuntu 14.04.1 to a disk. This is what I did: When I boot from the ...
0
votes
1answer
94 views

USB (mouse/keyboard) turn off selecting Windows from GRUB

I completely reformatted a drive and set up the partitions as I wanted them. First I installed Windows 7 and things were smooth (keyboard mouse worked) Then I installed Ubuntu 14.04 and Grub and ...
0
votes
1answer
30 views

Dual boot problem win8.1/ubuntu14.4 [duplicate]

I need to know how to get to Ubuntu directly without opening Windows 8.1 Then i have to go to Metro screen and press Power icon and holding Shift key and clicking on Restart Choose, I want to know how ...
0
votes
2answers
69 views

Unable to boot Windows 8.1 anymore

I have a Dell laptop which came with Windows 8.1 pre-loaded. I decided to dual boot with ubuntu 14.04.10 and everything was working fine. I was able to boot to both windows 8.1 and ubuntu 14.04.10 ...
0
votes
2answers
34 views

Trying to boot to USB stick [duplicate]

I have gone through the intial steps and downloaded the files to a USB drive. I have setup my computer to boot to USB. When I try to do install and run the file I'm using the Boot from CD. I ...