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

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2answers
44 views

Installed dualboot ubuntu & win7 on two separate drives

First of all, I am total linux noob, so do not judge. I needed Ubuntu for dual-boot, and since I knew that I would not use it that often, I installed it on my other drive. The goal was to not have any ...
0
votes
1answer
41 views

Cant boot in Ubuntu on chromebook

I have an Acer Chromebook C720 I wanted to run exe files so I decided to download Ubuntu. I successfully followed an online tutorial that used a Crouton it all worked fine. But after shutting down and ...
-1
votes
0answers
46 views

Can´t install Ubuntu alongside Windows 7

I have this notebook: Notebook Kelyx Pcw20 Amd C70 Dual Core 14 1tb 8gb I can´t install Ubuntu alongside Windows 7. Before I started I shrank the C: drive in order to have some unallocated space. ...
0
votes
0answers
33 views

Unable to boot into Windows 8 after installing Ubuntu

I installed Ubuntu 14.04 x64 LTS using the "Install Ubuntu alongside Windows 8" option. Ubuntu boots and works fine but when I try to boot into Windows 8 it freezes into a purple screen. My laptop is ...
0
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0answers
34 views

Dual boot Windows 10 after Ubuntu 14.10 [duplicate]

I need Windows 10, however I already have Ubuntu 14.10 installed on my system, and as far as I know it will break grub. Is there any way to avoid this, and if not, what can I do before or after ...
0
votes
1answer
30 views

How to make grub2 recognize other Ubuntu installations again?

Until 13.10 and the grub2 version used there (version number is 2.02~beta2-... since years/multiple Ubuntu releases) parallel Ubuntu installations on other partitions (both with and without separate ...
-1
votes
0answers
39 views

Dual Boot windows 7 and Ubuntu 14.04 LTS

I'm trying to install Ubuntu 14.04 LTS on my PC with MBR 1TB disk which already has Windows 7 installed on C drive. I created a 25 GB partition for Ubuntu so expect it to show up under 'Installation ...
0
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0answers
11 views

Ubuntu is freezing & booting issue

I am getting issue in booting Ubuntu every time i have to start recovery mode clean memory and dfkg. after that i will starts. Secondly, sometimes it also freezes. I have 3G ram installed. following ...
-1
votes
1answer
24 views

How can I install Ubuntu onto a second hard drive along side windows 7?

I've recently managed to install my old PC hard drive and have formatted it, now I want to install Ubuntu onto it but I don't want anything to happen to my windows 7 hard drive. I want to be able to ...
-1
votes
1answer
70 views

First time installing Ubuntu. Partition. Do I need swap area? I only have SSD

I want to install Ubuntu on my laptop (Thinkpad X201). I already have Windows 8 on my Laptop, so it will be a dual boot. My laptop has 4 GB RAM and a 120 GB SSD, but no HDD. My question is, for ...
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votes
0answers
15 views

my dual boot grub disappeared and appeared?

hey guys whzz up, i have installed ubuntu on a dual boot on win 8.1 x64 and then ubuntu lagged so i deleted ubuntu partition stuck at the recovery grub because i dltd grub,got back with ...
2
votes
2answers
32 views

My other operating system has vanished even after installing boot reapir, I can't see my other operating system

After installing Lubuntu, I have never found a dual boot option, so I googled this problem and then installed boot repair, and processed it. There are 2 news one is good and the other is extremely ...
0
votes
2answers
44 views

Installing Ubuntu on main HDD drive together with Windows 8. To boot Ubuntu from disk-on-key

Despite the abundance of dual-boot issues lying in the World Wide Web, I decided to create the new topic with my specific question. I have a laptop Asus K55V + UEFI + 500Gb HDD + Windows 8 upgraded ...
0
votes
0answers
48 views

Unable to boot any Linux distro (DVD/USB)

I have a Compaq HP 6730s since 2009. I'm not using it that much but I really want to try some Linux distros on it. My laptop didn't come wih any Windows installed but FreeDOS. First I had Windows XP ...
0
votes
0answers
10 views

Dual boot with LUKS encryption with 2HDD's(Probably repeat)

As the header states, I am wondering it it's possible to do a FULL DISK encryption on my UBUNTU HDD while having windows on a COMPLETELY DIFFERENT HDD? Will Grub2 allow for this? If so.. How? ...
0
votes
2answers
40 views

How to install Windows 8.1(10) in a pre-installed Ubuntu 14.04

I am currenty using Ubuntu 14.04 and I need to install Windows 10 as dual boot. I create new ntfs partition for install Windows, But I get the following error when selecting the desired partition: ...
0
votes
1answer
34 views

Ubuntu inside/alongside windows 7 not taking my deleted partition(After selecting install ubuntu inside windows, my system restarts back)

My computer model is Dell studio 1555, with 4GB Ram and Intel core 2 DUO processor(500 GB HDD). Previously(probably 2012/13), the system was successfully installing any versions properly alongside ...
0
votes
0answers
24 views

Ubuntu boot from another drive

I have two hard drives on my laptop, one of these is an SSD. First, I installed Windows 8.1 on the SSD and then, Ubuntu on other hard drive. I have partitioned the drive into 50GB while the rest is ...
0
votes
0answers
30 views

Windows 8.1 and Ubuntu dual-boot

I installed Ubuntu on one of my hard drive, and on the other hard drive I had Windows 8.1. I want to know how I can boot my pc back to Windows and how I can chose which OS to launch at startup.
1
vote
0answers
19 views

Boot ubuntu but windows error appears

When I boot Ubuntu using the bootloader, it brings an error up to do with not being able to load Windows. Windows failed to start. A recent hardware or software change might be the cause. To fix ...
0
votes
3answers
39 views

Windows 8.1 doesn't recognize ubuntu 14.04 LTS [duplicate]

For past few days I only had ubuntu 14.04 installed. I made 4 partitions. 1st - for installing ubuntu, 2nd - for swap, 3rd - for /Home, 4th - as free space for installing windows. Now, after ...
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votes
4answers
63 views

Install Windows 7 after Ubuntu on GPT

I have Ubuntu 14.04 on my laptop with GPT partition as one /dev/sda: Now I want to install windows 7 in a dual boot. I see this Ask-Ubuntu post How can I install Windows after I've installed Ubuntu? ...
-4
votes
1answer
19 views

problem installing ubuntu in 64 bit compiler [closed]

i boot the Ubuntu 14.04 ISO using startup disk in my 32bit but while installing on 64 bit of windows os it is not asking install Ubuntu directly it is opening windows OS how can i install in 64 bit OS ...
0
votes
1answer
50 views

Dual booting to windows 8.1 failing after first boot

My brand new Lenovo X250 came with a Windows 8.1 pre-installed. I wanted to dual boot with Ubuntu 14.04 as I did on my previous computer. I started by disabling UEFI, removing Windows 8.1 , changing ...
2
votes
1answer
66 views

Cannot find root partition

I have a problem with my laptop. I installed Ubuntu 14.04 LTS next to Windows 8.1. It is the first time I am using Ubuntu. I don't know exactly what happened but somehow I damaged the Grub bootloader. ...
2
votes
1answer
254 views

Upgrade to 15.04

I'm currently using Ubuntu 14.10, together with Windows 8 as a dual-boot. I installed Ubuntu first, then Windows, so Ubuntu is my "main OS". When on 23 April 15.04 will be released, will my current ...
0
votes
1answer
34 views

Dual booting kubuntu and windows 7 on two computers

I am new to linux, but loving the ride! Here is my goal and what I have to work with 1 laptop with a 120gb HDD 1 PC with a 120gb SSD, ~2tb between 2 HDDs and multiple external drives The latest ...
0
votes
0answers
15 views

How does grub-reboot work?

I run three different OSes on my machine and use it remotely a lot, so I'd like to write myself a utility that is basically a cross-platform version of grub-reboot. The problem is, I have no idea how ...
0
votes
0answers
43 views

Error “KVM disabled by BIOS” during attempt to install Ubuntu 14.10

I recently bought the new HP Notebook - 15-r203tx which comes with DOS. Then I tried to install Ubuntu 14.10. So far, I made a bootable pen drive. But on the Boot menu after choosing the install ...
0
votes
0answers
21 views

“/ubuntu/winboot/wubildr.mbr” error in dual-boot [duplicate]

Since I have installed ubuntu 14.04.2 and try to boot it, it wont work because I get the wubildr.mbr error everytime I try to boot. I am running Windows 8.1 so I used Wubi. is there anything to fix ...
0
votes
0answers
30 views

Cannot mount NTFS partition even though fast boot and hibernation is disabled in Windows

I have a really frustrating problem. It seems that even though I have hibernation and fast boot disabled in Windows, Ubuntu is still unable to mount my windows partition because it thinks Windows is ...
2
votes
0answers
21 views

How to boot encrypted windows partition

I have installed ubuntu 14.04 on a dedicated partition in my work machine. The Windows partition is encrypted with Symantec full disk encryption, and is not recognized by Ubuntu as Windows (and does ...
1
vote
0answers
52 views

Unique problem facing installing Ubuntu 14.04 alongside preinstalled windows 8.1 on laptop lenovo z7080

I have recently buy lenovo z7080 laptop which has windows 8.1 pre-installed. I updated all the drivers and started to dual boot alongside windows with ubuntu 14.04LTS using dvd. I did enable legacy ...
1
vote
1answer
61 views

Win 7 boot loop after Ubuntu 14.10 install (UEFI)

Today I installed Ubuntu 14.10 alongside my Windows 7 installation. Unfortunately something seems to have broken and is now causing a boot loop for Windows 7: I can boot Ubuntu perfectly fine and I ...
2
votes
1answer
17 views

Problem cloning root and home before doing an upgrade from Trusty to Utopic

I'm trying to copy root and home to other partitions on my notebook internal drive and then boot from them (root2 and home2). Once it works, it can be an (almost) live backup or I could upgrade from ...
-1
votes
0answers
37 views

boot problem with Fedora and truecrypted Windows

I have 2 systems on 2 hard drives: truecrypted Windows and Fedora. When i try to press esc during password check from truecrypt nothing happens. In theory truecrypt bootloader should find Linux ...
0
votes
0answers
16 views

Dual Boot with Windows 8.1 - Secondary Monitor Resolution incorrect

Yesterday I installed Ubuntu for dual boot on my computer. When I am on Windows 8.1, my secondary monitor has a resolution of 1024x768 but when I go into Ubuntu, the secondary monitor only gets a ...
1
vote
0answers
20 views

Stop cohabitation Windows/Ubuntu [duplicate]

it's been a while since I'm on Ubuntu and I find this OS much more convenient than Windows! That's why I decided to remove Windows completely my computer :) But I can not do it ... Before when I ...
0
votes
1answer
44 views

GRUB menu lost in win 8 dual boot configuration after hard drive swap

Packard Bell imedia S2185 set to dual boot Win 8\ Ubuntu 14.04 and was using it to work on an embedded linux deployment. I had an issue on another PC and swapped over the hard-drives to see if the ...
2
votes
1answer
35 views

Ubuntu on external drive does not boot once it is removed and plugged back in

I try to install a dual boot system on a laptop: Windows 8.1 on internal HDD Ubuntu 14.04.2 LTS on external SSD connected via USB 3.0 port During installation I disconnected my internal HDD from ...
1
vote
0answers
142 views

Cannot install Ubuntu - stuck at 'Installation Type'

I am trying to install Ubuntu on my computer, but am stuck at choosing the device and partition to install to. I have three harddrives, one of them was going to be dedicated to Ubuntu, but two of the ...
0
votes
0answers
11 views

I can't install Ubuntu to dual boot with windows 7, it just gets stuck at a loading screen

So I'm trying to dual boot with windows and I started to download Ubuntu but it got stuck at this screen http://imgur.com/h5BbhxJ That loading wheel has been stuck like that for about 20 mins now ...
-2
votes
0answers
53 views

error: no such device, unknown filesystem

I decided to install Ubuntu to my external hard drive (partitioned sdc into 3, using one as the swap location, one for installation and one to retain files I really needed to keep, using Hitachi as my ...
0
votes
1answer
48 views

I got a MSI Leopard GP60 2PE with two SSDs? :O [duplicate]

I have a laptop with two SSDs and one is almost completely empty: I have 500gb+250gb and the 250gb SSD has only 1gb of used space which is only a few folders like this: $RECYCLE.BIN/Papirkurv, ...
0
votes
1answer
37 views

Repair Grub after Clonezilla

I installed an partition image (Ubuntu 14.04) from another computer to my computer (previously Ubuntu 12.04) using clonezilla. The system partition on the other computer was sda1 and on my computer ...
0
votes
2answers
43 views

Unable to access drive with installed ubuntu on dual boot system [duplicate]

I was using windows 8.1 for some days which was installed in C drive. I totally had 4 drives C, F, G, H. I installed Ubuntu as dual boot with windows 8.1. Now my only problem is that, I can't access F ...
0
votes
1answer
18 views

In a dual boot, why can I see and mount the Windows partition, labeled 'OS'? [duplicate]

Does it present a security threat in any form?
1
vote
2answers
56 views

How should I install Ubuntu onto a new SSD drive with Windows 7 on my old hard drive?

So I am buying a new 250 GB SSD drive and caddy to replace my CD Drive with. The laptop that I am installing this on currently has only Windows 7 on it. I plan on keeping the current hard drive in it ...
0
votes
1answer
62 views

Adding Ubuntu to Windows 8.1 Boot manager UEFI mode

I am trying to add Ubuntu to the Windows boot manager in Windows 8.1. I have tried using easyBCD to do this but as I am booting in UEFI mode it fails to work. Is there a way to manually add it in ...
-1
votes
1answer
41 views

How to install Ubuntu alongside Windows 8.1 with multiple hard drives [duplicate]

I have only used Linux Mint before and installation was very straightforward and automatic. I just got a new laptop with a 128gb SSD and 1tb HDD. I have two questions: I don't need Ubuntu on the SSD ...