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

learn more… | top users | synonyms (2)

-1
votes
0answers
12 views

Ubuntu Dual boot with Ubuntu

Im new here, and this is my first question, hope i will get an answer :) i had first ubuntu (U1) installed on my laptop and i installed after that Windows 7 So i notice that i can no longer access ...
0
votes
1answer
53 views

Cannot see windows 7 in boot menu after installing ubuntu

I had windows xp and windows 7 in my system. I installed Ubuntu 14.10 into the XP partition and from then on the system directly boots into Ubuntu and doesnot even show windows 7 in the boot options ...
0
votes
1answer
35 views

How to boot from USB containing full ubuntu installation on a MacBook

I know this question has been answered earlier, but none of the answers were clear enough for a newbie in Ubuntu. So the problem is I have installed Ubuntu on a flash drive, using another flash drive, ...
0
votes
0answers
68 views

Ubuntu 14.04.1 LTS installation fails to configure Grub

Couple days now I've tried to install Ubuntu 14.04.1 LTS for my work computer. After couple hiccups the installation finally seemed to go through fine. But now it seems that the in boot sequence the ...
0
votes
2answers
44 views

Ubuntu won't boot after replacing windows 8 with it

I've installed Ubuntu over windows 8 by wiping windows 8 partition. Now I get a recovery screen for Windows even though it's gone. Any tips to fix? I tried Boot Repair in Ubuntu live. No luck.
0
votes
0answers
26 views

Installed ubuntu, lost Windows

I created a flash drive using LiLy to run ubuntu. When I booted with the flash drive on restart, it gave me an option to either "try" or "install" ubuntu. I chose install. During the course of ...
0
votes
3answers
112 views

Dual boot but only Windows boots

So I just made a fresh install of Windows 8.1 and then Ubuntu 14.04.1. The problem is, that I can't make GRUB as the main boot option, it is not listed in BIOS so my computer just loads into Windows. ...
-1
votes
0answers
24 views

ubuntu not loading in parallel to windows

I installed Ubuntu on my laptop(HP) in parallel with Windows 8.1 because I needed it for college use. I had to press the esc key first then on pressing the F9 key I needed to go for boot manager ...
0
votes
1answer
39 views

ubuntu doesn't recognize windows on installation

I want to install Linux besides my Windows 7.I'm installing from a dvd, But when I get into the installation menu, it tells me that this "pc doesn't have an OS installed". Although I already have a ...
-1
votes
1answer
25 views

unallocate space for ubuntu installation not showing while installtion

I have allocate space for ubuntu installation (OS) my local-drive (E) this space not showing while ubuntu installation. Again i have done delete in disk management this E drive space gone unallocated ...
1
vote
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
162 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
votes
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
56 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
vote
0answers
36 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
102 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
293 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
49 views

USB with Fake CDFS partition [closed]

First of all, please see this screenshot: What happened: I installed Ubuntu 11.10 on USB in USB disk. The Problem: I can not remove this CD drive partition, even after partition, it's still ...
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
votes
0answers
22 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
votes
4answers
79 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
55 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
57 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
44 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
41 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
36 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
89 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
58 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
18 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
51 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
53 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
31 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
45 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
32 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
79 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 ...