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

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0
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4answers
53 views

I deleted ubuntu and now GRUB doesn't boot into windows anymore

I am aware that if you just delete ubuntu, your pc isn't going to work anymore. I followed this guide on how to repair the MBR but it won't work so now I'm doomed. it said to do: -bootrec /fixmbr ...
0
votes
1answer
21 views

Ubuntu 14.10 wants to install along windows 8 i don't have windows 8 i have 7

Like the title says. I boot from USB and it shows to install alongside of windows 8 the problem is I don't have windows 8 i have windows 7 Why is it telling me I have windows 8 install i only have ...
0
votes
2answers
33 views

Can't boot windows 7 after reininstalling ubuntu 14.04

I had Windows 7 at first and i needed Ubuntu for some project , so dual booted windows 7 alongside Ubuntu and was working perfectly . Then ,got some issues with Ubuntu so reinstalled Ubuntu again . ...
0
votes
0answers
16 views

Dual boot RHEL 7 with ubuntu 14.10 installed

I have an old machine with processor Intel(R) Pentium(R) CPU B970 @ 2.30GHz with 64 OS support but does not supports VT and I am doing my RHCE certification in RHEL7 and I want to dual boot my ubuntu ...
1
vote
4answers
142 views

Dual booting Ubuntu 14.04 and Windows 8.1

Yet another question on this topic. Sorry. I've bought a new HP Pavilion 15-p239sa with Windows 8.1 installed, and I'm trying to dual boot Ubuntu 14.04. The problem is that after installation of ...
0
votes
1answer
49 views

Dual boot: several Windows 7 loading entries in GRUB2 - should I delete any?

The system is Acer Extensa 2510G, and there's only one HDD. This is how the GRUB2 menu looks: Output of sudo update-grub2: The scripts themselves: Windows UEFI bootmgfw.efi: search --fs-uuid ...
0
votes
2answers
34 views

How do I remove the faulty version of Ubuntu from my PC?

I installed Ubuntu 14 on my PC, but it failed to recognise the keyboad, so was of no use. I therefore reinstalled Ubuntu, using the option to overwrite all files, but it appears to have created a ...
0
votes
1answer
24 views

Not able to boot to already installed Windows and Ubuntu in Hard drive

I am facing problems with OS booting of my laptop. I had a dual boot Ubuntu 14.04 alongside windows 8.1. I generally work in Ubuntu and one day when I started my system Ubuntu wasn't booting up. It ...
0
votes
2answers
38 views

Grub dont shows after windows 8.1 update [duplicate]

I had ubuntu 14.04.2 LTS installed in dual boot with windows 8 with grub2 as boot manager. The problem arose when the updated windows 8 for windows 8.1, now grub is no longer displayed when starting ...
0
votes
1answer
20 views

What is next step? I can boot from CD bot not from disk [duplicate]

I just installed ubuntu-14.04.2 on my HP elitebook 8440p laptop. I set it for dual boot with windows 7. I set up a 100GB partition for Ubuntu. The laptop has 8GB of RAM and intel core i7 processor. I ...
0
votes
1answer
37 views

cant install windows 8 while ubuntu is already installed ! [want to dual boot] [duplicate]

I am having ubuntu 12.04 LTS , I was trying to install windows8 but at the partition selection i got this error " We couldn't create a new partition or locate an existing partition" . But i had ...
0
votes
0answers
43 views

Windows to Linux || /boot/grub/i386-pc/normal.mod not found

I am a computer science major and I have been a Windows user since I was a toddler. However after doing a little research on Linux I was intrigued enough by its power and customization to give it a ...
0
votes
1answer
93 views

Issues dual booting Ubuntu 14.04 and Windows 8 on Lenovo z50-70

I've attempted unsuccessfully several times to install Ubuntu alongside Windows on my new laptop. Initially Ubuntu 14.04 did install, but I was unable to boot it, after trying various things. I ...
2
votes
2answers
41 views

How can I make Ubuntu not mount efi partition by default at startup?

I've a Asus laptop with windows 8.1 pre-installed, I've managed to install Ubuntu alongside it, and for some days it worked fine. Today, out-of-the-blue, Ubuntu just goes black screen and I'm back at ...
0
votes
0answers
29 views

Ubuntu installed alongside W8, W8 wont boot anymore, live usb isnt recognized

I think I might be screwed. I normally run preinstalled windows 8.1 on my Lenovo IdeaPad P400 touch, and I decided to try out dual booting Ubuntu 14.04, having never used Linux before. I edited the ...
0
votes
0answers
25 views

Ubuntu suddenly restarts and is unable to mount /boot/efi anymore [duplicate]

My problem is the following: I have installed Ubuntu 14.10 in my asus laptop with pre-installed windows 8.1, everything went great and I managed to have grub doing dual boot and I used both OS's for ...
0
votes
0answers
32 views

Ubuntu 14.04 slow on Thinkpad X200 Ext4 and NTFS

I have a Thinkpad X200 that seems to load programs slowly, but operates fine once each application is up. The operating system is Ubuntu 14.04 (on a dual boot from Windows 7), and I've partitioned ...
0
votes
2answers
82 views

Ubuntu 14.04.2 installer does not recognize partitions when trying to install dual-boot alongside Windows 8.1

I'm trying to follow the guide by Luis Alvarado at Installing Ubuntu on a Pre-Installed Windows 8 (64-bit) System (UEFI Supported) for installing Ubuntu 14.04 UEFI in dual boot with Windows 8.1. I ...
4
votes
1answer
679 views

Fastest/easiest way to install Ubuntu on Windows 8

I'm sorry if this is asked frequently but I have a problem, the computer I'm going to install Ubuntu is not mine and can only keep it for about 4-5 days, however I need Linux for homework. In the ...
0
votes
2answers
37 views

dual boot: windows 8.1 boot failur,stuck with grub screen

Dual boot are working fine till yesterday... until today, when i start my computer and start windows 8.1 from grub menu, windows 8.1 stuck with grub screen, no further progress. after boot repair, ...
1
vote
1answer
23 views

No OS select menu when starting up my HP laptop

I am new to Ubuntu and thought it looked better than Windows 8.1 I have installed Ubuntu onto my laptop but as soon as I had installed it, it restarted and went straight to Windows booting up. I did ...
0
votes
0answers
40 views

How to fix partition table where partitions are moved outside of drive and are overlapping?

So, I was trying to do a resize of a partition to make a partition for my linux install. As such I simply tried doing a resize on my Windows OS partition. Performed the resize using GParted. Created a ...
1
vote
1answer
29 views

Windows, Ubuntu and Grub with multiple disks

I have a laptop with one built-in SSD of 128GB. I use an ultrabay SSD of 256GB instead of my CD/DVD player that I use from time to time. My plan is to have Windows as primary OS on the built-in SSD, ...
0
votes
0answers
21 views

Ubuntu dual-boot with preinstalled win 8.1 - How to install properly? [duplicate]

Is it possible to install Ubuntu alongside pre-installed Windows 8.1? Would it cause the removal of 8.1? I also heard something about UEFI and secureboot and such things that could cause problems. ...
0
votes
0answers
14 views

I have a computer running Ubuntu and I have a mac os x snow leopard disk, can I dual boot them on 1 hd?

I would really like to be able to dual boot Ubuntu and mac os x snow leopard on the same computer. Is it possible? and if so, HOW? Thanks James
1
vote
2answers
57 views

GRUB remove memtest from boot list

I installed Win 8 and then, Ubuntu. It wasn't showing me Win 8 at the boot screen, so I did grub-update and now it shows it, but I also get 2 additional memtest in the list when I boot up my laptop. ...
1
vote
0answers
23 views

Struggling to boot back into windows after installing ubuntu 14.04

I have a question, and hold on, could be a long one. Previously, I have dual booted my computer with linux mint 17.1. I do not know how I bypassed Uefi, but I somehow disabled it. So, previously I ...
0
votes
2answers
54 views

How to delete all OSes on a computer except for one

I want a simple way to delete all Oses off my computer except for one, that being Ubuntu. I also want to put all the remaining unallocated space onto the Ubuntu partition, so that it may have the ...
0
votes
1answer
33 views

Ubuntu doesn't showup while booting

I have recently installed Ubuntu 14.04 along side Windows 8 in my Samsung Series 5 np535u4c notebook in a 52 gb disk called Ubuntu. Ubuntu grub screen showed up inttially (till I booted to Windows ...
0
votes
1answer
68 views

Ubuntu Linux + Windows 7 Dual Boot

when I was installing Linux I planned for a dual boot of Windows7 / Ubuntu. When I was installing Linux, I was choosing the partition for which to install Linux. I accidentally formatted the ...
0
votes
1answer
38 views

Grub unaccessible after windows 10 and ubuntu 14 install [duplicate]

I would like to be able to dual boot on windows 10 and Ubuntu 14. First, I tried to install windows 10 after Ubuntu 14. I was not able to dual boot after that. I know that this is not the best way in ...
0
votes
1answer
118 views

How do I install Ubuntu 14.04.02 alongside Windows 8.1? [duplicate]

Where can I find the how-to guide to install Ubuntu 14.04.02 alongside Windows 8.1? Because I don't know anything about it. I have a brand new system with a Core i5 processor.
0
votes
2answers
46 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
48 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
54 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
35 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
votes
0answers
35 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
33 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
43 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
votes
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
25 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
82 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 ...
-2
votes
0answers
21 views

Why did my dual boot grub disappear and then appear again?

I installed Ubuntu on a dual boot on win 8.1 x64 and then Ubuntu lagged. So I deleted the Ubuntu partition stuck at the recovery grub because I deleted grub, got back with Ubuntu live USB. And now ...
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
52 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
55 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
45 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
41 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 ...