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

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How do I fix a COM32 Error?

I have recently downloaded Ubuntu and it is a great operating system, don't get me wrong, but I want Windows 7. I saw that I can install it to a separate partition and I made the partition, but, ...
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220 views

After Dual-Boot, Starting Ubuntu Ends At Purple Screen

I recently dual-booted my laptop with Ubuntu 14.04 and Windows 7. However, every time I try to start Ubuntu from Grub, it ends at a purple screen and the fan kicks on high. This is also the case when ...
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48 views

grub doesn't work after dual booting win 8.1 and ubuntu 14.04 lts

Just installed win8.1 and Ubuntu 14.04 lts But the grub doesn't show at all When booting.... Also Nothing happens When I press during the booting process. It just loads the Ubuntu as default
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35 views

How can I upgrade Windows 7 to Windows 8 without affecting Ubuntu?

I have Windows 7 and Ubuntu 14.04 installed on my PC. I want to remove Windows 7 and install Windows 8, without removing Ubuntu. I know that a fresh install of Windows usually completely removes any ...
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87 views

Default Grub2 entry doesn't point lastest kernel version + “selinuxfs mount failed” boot error: how to repair?

I installed Ubuntu 14.04 in multi-boot with linux (Mandriva 2011/Grub Legacy). First it seemed to work. But on my first update in Ubuntu, I was "strongly adviced" by the system to update grub and got ...
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46 views

Always boot into Ubuntu, but with Windows option on restart

I'm not sure if this is possible - I've tried searching, but can't seem to find anything. I run a dual boot system, Trusty & Win 7 - being in the former about 98% of the time. Here's what I'd ...
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25 views

Mount a NTFS drive with Junction point

My desktop has 3 physical hard drives and I dual boot between Win7 and Kubuntu 14.04. I have a 250G drive with Windows on it, a 200GB drive for Linux and a 1TB drive for data. When I set the ...
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73 views

grub2: system restart after menu (nvidia, crypt)

I got a ThinkPad T410i and I installed Ubuntu 14.04.1. Grub is showing up but if I select any Ubuntu boot option the system does a reboot. My first search brought up to add nomodeset because of the ...
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45 views

converting logical partition to primary partition

I am booting windows on ubuntu 14.04 but during the time of installing it is just showing logical partition who can I convert logical partition into primary partition to install windows alongside with ...
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65 views

Managed to install Ubuntu alongside Windows7 with Gparted; now can't get back into Windows

I hoped to make a dual-boot install of Ubuntu (from USB w/ Ubuntu 14.10-desktop-amd64.iso) next to Windows 7, but dual-boot option was not presented. I chose "something else", shrunk Windows, created ...
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55 views

Update GRUB with encrypted LVM on second volume/drive?

On one machine I have an encrypted LUKS container around an LVM on /dev/sda that I can boot into. On the same machine is a second drive with an encrypted LUKS container around an LVM on /dev/sdb (that ...
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153 views

Graphical Bootloaders?

I am currently using Ubuntu LTS 14.04 and I am curious about various graphical bootloaders. I have heard of them, such as BURG, GAG, Chameleon, Chimera, etc. However, they (GAG and BURG because I ...
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22 views

How to move home partition to different start point?

I have tried moving/resizing partitions before and have ended up on many occasions breaking the installation (somehow). I do android ROM building, so I need to resize my home partition, but my layout ...
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72 views

Ubuntu Installer does not recognize existing partitions

History of my laptop: Acer E1-572 with Windows 8.1 preinstalled. I then dual booted with ubuntu without any problems. Then I came across a booting problem which I resolved by reinstalling ubuntu over ...
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43 views

Two copies of Ubuntu loader detected by Boot Manager

I have Windows 8 and Ubuntu on my system. I recently upgraded from Ubuntu 13.04 to 14.04, and ran Boot Repair in order to make the GRUB the default loader. However, it failed to achieve what I wanted, ...
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70 views

Battery not detected, /proc/acpibattery empty even it is present

I'm using Ubuntu 14.04 and it is fully up-to-date. But the battery of my laptop is never detected. There is no battery icon on the top bar, the /proc/acpi/battery is empty. I've tried to remove the ...
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228 views

Triple Booting Mac, Windows, Ubuntu on Mac with Windows Already installed with bootcamp

So on my macbook I have OS X 10.10 Yosemite, Windows 7 Professional, and I want to install Ubuntu from a USB stick. I already have a bootable USB drive, and already installed refind. The problem is ...
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70 views

make bootable hard disk to install multiple OS

I am using Ubuntu 14.04 LTS and I have two partitions in my hard drive. So I want to install Windows in one of my partitions and keep Ubuntu on the other. To do so, I want to use my external hard ...
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180 views

Slow boot/resume from suspend

I recently installed Ubuntu 14.04 LTS alongside my Windows 8.1 on my laptop and have been enjoying it a lot. I realized some day that I wanted to give more space for my root and home partitions (they ...
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100 views

Installed Ubuntu 14.04 after Windows (dual-boot) - Windows now no longer boots up

I recently installed Ubuntu 14.04 after several failed attempts at other distributions running alongside Windows 8.1. I have managed to successfully install Ubuntu 14.04 alongside my Windows 8.1 ...
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42 views

Recover windows partition after trying guymager

I was trying to learn Ubuntu and the utilities it usually offers (unlike Windows), and I decided to give guymager a try to check on a usb kingston drive I have. When trying it, I decided to use the ...
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134 views

core.img cannot be found

I get this after trying to reinstall grub using boot-repair: Grub2 (v1.99-2.00) is installed in the MBR of `/dev/sda` and looks at sector 778209992 of the same hard drive for `core.img`, but ...
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182 views

Touch-pad dosen't work after installing Ubuntu 14.04 [Dual boot with Windows 8]

I just bought a new Acer Aspire V 15 Nitro computer with a pre-installed Windows 8. I installed Ubuntu so I can run dual-boot. Everything works fine now except my touch-pad that isn't working in ...
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114 views

Installing Ubuntu Server 14.04 LTS on a MacBook Pro 7.1, unexpected shutdown happens

I'm trying to setup a webserver on an old MacBook Pro to be able to securely, and remotely, manage our home network stuff. The end goal is to be running Ubuntu Server 14.04 LTS, running an apache2 ...
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155 views

Ubuntu partitioning and dual boot install on Lenovo IdeaCentre Q190

I just purchased a Lenovo IdeaCentre Q190, which has secure boot and uefi. I have minimized the Windows 8 partition to 100 GB. What I need to know is: 1) Should I move the free space to the end of the ...
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20 views

Is there any possibility to load the Ubuntu Touch image at your destop instead of the uTouch dual boot app?

I just wondered if I can download the Ubuntu Touch image at my destop instead of at the phone. Would be much faster in my case. Thanks for every answer
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423 views

Solved - Failure to upgrade from 12.04 LTS to 14.04

I was trying to upgrade to 14.04, everything vent fine without errors but after reboot the system has crashed. I am getting this error message: mount: mounting /dev/loop0 on /root failed: Invalid ...
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54 views

Installing Ubuntu 14.04 next to Windows 7 on a SATA drive set to RAID

I know there are a lot of similar installation questions but I have tried multiple solutions posted in them and can't figure this out. I am trying to install Ubuntu on a partitioned HDD with Windows ...
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54 views

Installing Ubuntu 14.04 on Z97X-gaming gt with nvidia geforce gtx 780ti card

How to install ubuntu 14.04 dual boot with windows 7 on a SSD, system is Z97X-gaming gt with nvidia geforce gtx 780ti card and intel i7 4790k So far after getting throught install the machine ...
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258 views

Can't boot Linux from an external USB SSD drive

Windows 7 OS. Is there any difference between Linux Live CD and Linux installation on an external USB SSD drive in point of view of boot? I can boot Linux LiveCD without a problem when set boot order ...
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92 views

Help Recover Windows Hibernation After Dual-Booting

I dual-booted Windows 8.1 and Ubuntu 14.04 as guided at: Installing Ubuntu on a Pre-Installed Windows 8 (64-bit) System (UEFI Supported). For dual booting, I had to removed the hibernation file in ...
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197 views

Dual Boot Windows 8.1 and Ubuntu 14.04 no GRUB appearing going directly to WIndows

I was trying with my friend to Install Ubuntu 14.04 In Dual Boot Mode With Windows 8.1 UEFI in my new Toshiba laptop. The installation of Ubuntu was finished successfully. However when I rebooted ...
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27 views

Problem with ubuntu / W8 install and grub

I recently made a mistake when installing Ubuntu 14.04 on an external hard drive plugged to a Windows 8.1 laptop. My problem is that now if I have the external hard-drive plugged I can choose on which ...
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0answers
38 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 ...
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91 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 ...
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388 views

How to install on Lenovo IdeaPad Flex 15D

i would like to know how to instsll install Ubuntu 14.04 on my Lenovo IdeaPad Flex 15 D that have Windows 8 based on UEFI firmwares and have hidden partitions for recovery, so i saw a lot of YouTube ...
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32 views

Ubuntu partition “unallocated” and Win7 BSODs

I've successfully used Boot Repair to get out of booting binds in the past, but this time I'm stuck and was directed by Boot Repair to share the following web address in a trusted forum such as this: ...
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68 views

NTFS mount problem

I was unable to mount two of the partitions mainly due to fast boot up feature of windows 8 , but by mistake without checking the mounted partitions, I removed windows via OS- unistaller . Now cannot ...
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122 views

What is the problem in wubi.exe for Ubuntu 14.04 LTS?

I downloaded Ubuntu 14.04 LTS desktop version for my Windows 7 64-Bit machine as there was no separate link on ubuntu site for only wubi.exe. The package had wubi.exe. I executed wubi.exe and on ...
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172 views

Burg install error

Im trying to install Burg bootloader. OS is Ubuntu 14.04LTS and Windows (unable to access through Grub since the Ubuntu update) When I run the Grub Customizer I get the following error: burg-mkconfig ...
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204 views

Windows 7 Drive Not Showing in BIOS Boot Menue after Ubuntu Install

I've looked through many problem solving techniques for similar problems, but with my set-up it appears none of them are quite relevant. My computer is a HP Envy Phoenix with 3 drives installed: ...
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128 views

Boot-repair (Or ubuntu grub) somehow stopped bios setup

I am using Ubuntu 14.04 since it launched. All of functioning of bios and grub where running properly. One day I used boot-repair for some reason. After few days I noticed that Bios set-up doesn’t ...
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78 views

Dual Boot with Windows 7, Cannot access shared storage from windows

I just set up a dual boot with Windows 7 and Ubuntu 14.04. I set them up so they have a common storage space on an HDD, with the OS's on an SSD. When I save from within Ubuntu, the files don't show ...
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58 views

System Hangs on Boot after BURG Install

I installed burg using these instructions. burg-emu worked fine, the burg interface worked great, and I can still boot windows correctly. When I boot linux (recovery or normal), I get the linux ...
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123 views

Dual Monitor resolution doesn't work.

So here's the thing, you are my last resort, I have tried a lot of things before asking you for help, well not a lot, just two I think but I don't know that much so it's hard for me to change ...
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56 views

No USB boot. No CD boot. Can I install Ubunto on a Mac Mini?

I've been through the answers to similar questions, but they all require USB or CDROM booting. I've installed EFI - it might be that I've not done that correctly, but it boots in EFI, but doesn't find ...
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21 views

Booting Problems

So, my computer decided to hate me and will not boot Linux Ubuntu but will boot Windows 7 (slowly compared to its usual, but it will). Maybe someone can help me. Begin: Running ...
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70 views

Dual booting Windows8 and Ubuntu on 2 separate drives: the allocation slider: What is left what is right

So I just added an old 120GB HDD that I scavenged from my dead xbox360 to my computer, and it works perfectly, I have used it already on windows simply to store files. Now I want to use it to dual ...
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65 views

Error when I install wubi in windows 7

I have downloaded ubuntu-14.04.1-desktop-i386 for 32 bit(less than 2 gb ram) and inside iso when i run wubi installer directly showing an error showing in temp file wubi-14.04-rev286 and not ...
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61 views

Unable to install ubuntu 14.04 alongside windows 7 in my Toshiba Satellite pro L510

I have burned the iso to a dvd. But while trying to install it is coming till the option of install ubuntu alongside Windows. But after that it is asking me to remove the dvd from the drive and ...