Dual-boot is the process of having two (or more) operating systems installed on a computer, allowing one to be chosen during the boot process.

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How to run Windows with GPU virtualization?

A year ago I switched to Ubuntu for my primary OS, which has worked out just fine. Every now and then I want to play computer games and while using Wine often works, I can't get all of the games that ...
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23 views

deleted linux Mint from Win 8.1 dual-boot and cannot reinstall linux now

Until yesterday I had a dual-boot of Windows 8.1 with linux Mint 17.2 Rafaella Cinnamon 64bit. Via the terminal I deleted something that I shouldn't and then when I rebooted the PC, linux stuck at ...
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1answer
34 views

Ethernet Connection not working on Ubuntu 14.04 (with Windows 10 dual boot)

I've dual booted Windows 10 (first) with Ubuntu 14.04. The ethernet works fine when logged into Windows, but when I log into Ubuntu, The Connection Icon (right on the top tray) shows the wireless ...
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39 views

Dual Boot Configuration with SSD and HDD

I'm very new to Linux. I have been using Windows/Mac during my whole life, but now I have decided to use Linux. So I'm trying to configure a dual boot system with Windows 10 and CentOS 7. I already ...
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12 views

CentOS 7 and Windows 2012 multiboot from SAN

We would like to create multiboot configuration for our workstations. Workstations are equipped with Qlogic BR-825 HBAs that work in BIOS mode (not EFI). SAN presents to HBAs three LUNs: LUN0 - boot ...
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1answer
14 views

Grub 2 broken installation.Cannot boot Funtoo/Windows 8.1 [on hold]

I bought a new laptop which came with installed Windows 8.1. I wanted to put Funtoo. I had to reboot after grub is installed. It said it was but after trying to boot it says GNU GRUB version 2. ...
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26 views

Windows 10 not loading after installing Fedora as a dual boot [closed]

Recently i upgraded my pc with windows 10 and after its installation I planned to have a dual boot with Fedora. But after installing fedora windows 10 is not loading. I think its boot loader is ...
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40 views

Cannot boot into Linux off live USB

I am trying to dual boot Linux on my laptop (Dell XPS 15) which is running Windows 10 Pro. I did not have any problem dual booting the two operating systems on my desktop. I cannot boot up ANY Linux ...
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23 views

Elementary OS boot skipped Grub

I've just installed a fresh elementary os freya to dual boot with my windows 10 but when I startup my computer it goes straight into elementary os and skipped the grub bootloader screen
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1answer
20 views

Completely remove Grub from computer

I have recently tried to update my Elementary OS from luna to freya but somehow it failed so I uninstalled the OS but somehow traces of grub is still on my computer preventing me from booting into my ...
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1answer
13 views

I just installed Arch with grub2. When I boot it doesn't launch grub

I am just dual-booted my computer with Windows 8.1 and Arch. I have windows on a 120GB SSD and arch is on a 2TB HDD with ~half partitioned for windows storage space and the other half partitioned for ...
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1answer
21 views

Reinstall corrupted vmlinuz-linux

I'm dual booting Arch Linux and Windows 8.1. I forgot to disable "Fast Startup" on Windows, and it corrupted vmlinuz-linux in the /boot partition. When I try to boot into Arch from Gummiboot, I ...
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1answer
95 views

Grub Rescue after installing Elementary OS Freya

I used to dual boot windows 10(recently upgraded from windows7) and elementary os luna. Windows is installed on my C drive, and Luna was installed on a partitioned D drive (i splitted 100GB for ...
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13 views

Data recovery best approach [duplicate]

My computer is in the process of being dual-booted windows 8.1/Arch. I have two drives: a 120GB SSD and a 2TB HDD. I also have the SSD reserved strictly for Windows, (because of recent mistakes made ...
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1answer
62 views

how to install window 10 with CentOS

If one have CentOS. How can I make dual boot with Window 10. I want to use window 10 with centOS. any solutoin
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3answers
46 views

Detecting installed OSs

When one tries to dual-boot a Linux distro (say Ubuntu) with a pre-existing install of Windows or other OSs, the installer detects the presence of the other OS. I want to know how an installer does ...
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69 views

Can Ubuntu detect Windows 10 for dual-boot?

I am trying to dual boot Windows 10, so I went on the Internet to find out if Ubuntu will detect Windows 10. Some sites say it does, while others say it doesn't... Which answer is correct?
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1answer
66 views

Freshly installed elementary OS Freya missing on boot menu

In my laptop right now I have two operating systems: Windows 8 and Ubuntu. I also had a third one I installed in the past but never used it: elementary OS Luna. I saw elementary OS finally released a ...
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How to chainload from usermode?

Starting from user mode runlevel in linux, is it possible to boot another OS on the system without ever passing through BIOS or GRUB/similar and never turning off?
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1answer
57 views

Dual boot linux mint 17 with Windows 8

I have ubuntu dual booted with Win 8. I had the ubuntu installed before dual booting it with windows 8. Now I want to uninstall ubuntu and install Linux mint 17 instead. I burnt the iso image to USB, ...
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1answer
59 views

Recovery EFI boot formatted partition

My notebook had windows 10 and ubuntu 15.04 in dual boot in uefi mode. Then I tried to replace ubuntu by fedora 22. Ubuntu boot loader was installed in /boot/efi, but I formatted that partition when I ...
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53 views

Kali linux not appearing in grub after installation

Today i have installed Kali linux via bootable USB and during installation there was problem installing the bootloader so I skipped its installation and restarted my computer but GRUB couldnt find the ...
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58 views

error: unknown filesystem entering rescue mode

I had two OS in my laptop. Windows 7 Licence version and I installed Linux Mint in Speparate Drive. It was all working fine before upgrade of windows 7 to windows 10. Problem is in my boot it was ...
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2answers
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Installing Linux distros on two seperate hard drives

I am wanting to dual-boot Ubuntu 14.04.2 LTS and Linux Mint 17.2. I have a custom built PC, that I built with 2 hard drives (500 GB w/ Ubuntu 14.04 and a 250 GB that will have Linux Mint on it) and ...
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23 views

Backbox install only shows grey screen

I am installing BackBox-4.3-amd64 (ISO downloaded from website) onto a HP G60-630US laptop (64bit) via USB and I get a grey screen instead of the option to install or run live. It says Backbox will ...
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22 views

Unable to boot Linux Mint due to Wi-Fi adapter

I have a Lenovo Flex 2 14D notebook with AMD A8 processor and factory installed Win 8.1 OS. Recently I dual-booted it with Linux Mint 17.1 Cinnamon. However the boot fails all the time. I ...
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1answer
122 views

Can I add Windows to my systemd-boot bootloader if I have separate EFI partitions?

I've just installed Arch Linux on to a new set of partitions on my Windows 8 machine. In doing so, I created a new 512MB EFI partition for Linux to load from, leaving the existing Windows EFI ...
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Why am I only getting two options in systemd-boot?

I set up an Arch USB stick, following the instructions given at https://wiki.archlinux.org/index.php/USB_flash_installation_media#In_Windows_2, section 1.2.2. Specifically, I extracted the Arch ISO ...
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1answer
167 views

Windows 10 update broke Gummiboot

I never had a problem running Arch Linux alongside Windows in a dual boot on UEFI. However, the Windows 10 update seems to have added a new partion so that the gummiboot configuration is not correct ...
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25 views

ArchLinux - DHCPCD timed out during dual boot installation from USB

I am trying to install a Dual Boot ArchLinux with Windows 7 running already on my machine. I have succesfully "burned" ISO on my USB using Rufus. After botting up, I manage to access Live ...
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31 views

Dual boot PCBSD - Windows 7

I am using PC-BSD 10.1.2. I ran the command without adding the Windows partition configuration file as result: # grub-mkconfig -o /boot/grub/grub.cfg Generating grub configuration file ... Found ...
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1answer
36 views

Partition still almost full but files seems to have been lost. What happened?

I'm running a dual-booting computer with Windows 7 and Linux Mint installed on it, and I am using a logical NTFS partition that can be accessed both from Linux and Windows. After having started ...
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111 views

Kali Linux 1.1.0a doesn't boot from USB

I have Windows 8.1 and Ubuntu installed. I had ran boot-repair since the os selection menu wasn't showing. Few days ago, I downloaded the latest version of Kali Linux. I used PowerISO to copy all the ...
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Can cfdisk be used to resize partitions on a disk that will be accessed by Windows computers?

CFDisk is a fine command-line partitioning tool (it seems to change the partition table) for me. But I have read this on the man page that scares me a bit: In order to write the partition table ...
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1answer
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If dual boot Linux with windows 8 will I still be able to upgrade to windows 10

So I am planning to dual boot Linux will Windows 8 and am wondering if I will still be able to get the Windows 10 upgrade. According to this article it sounds like I might not be able to: Microsoft's ...
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Preinstalled windows 8.1 not booting after installing Linux mint 17.1

I have pre-installed windows 8.1 on my machine and its a uefi enabled machine. I installed linux mint 17.1 on this by the side of windows 8.1. As I was unaware about the approach to install linux ...
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1answer
94 views

Problem with GRUB for dual-boot installation of LMDE 2 (and Windows) on encrypted luks-lvm (truecrypt)

I'm trying to install LMDE 2 'Betsy' 64-Bit dual-booting with Windows 8.1 and both systems encrypted separately, Windows with truecrypt and LMDE with luks. When booting I want to be asked for the ...
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125 views

Clonezilla hangs after boot

I have installed clonezilla live on pxe server. My pxe server works fine and I have installed clonezilla image in it to boot from remote location. My clonezilla image is booting successfully but it's ...
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Issues if Ubuntu and Windows 7 is installed in dualboot

I wondered if there are any known issues when Ubuntu and WIndows 7 are installed in Dualboot. I figured out that Ubuntu sometimes runs a bit slow.
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Installation of linux and windows xp

I have 80 Gb harddrive, 512 Mb RAM in my pentium 4 pc. Now the Windows XP I had got corrupted and i want to install new xp sp3 but each time I use the bootable USB it says unable to find operating ...
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1answer
57 views

How do I dual boot Win7 and Mint17 both on /dev/sdb?

Question: In my setup, where do I specify the device for the boot loader installation and how do I fix the issue of not being prompted to select my OS with GRUB? Bonus Question: Is there an easy way ...
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64 views

GRUB Won't Show At All- Windows 8.1 & Linux Mint

I have an HP laptop. May be irrelevant, but it's an ENVY m4. I started out with Windows 8, then later upgraded to 8.1. Had an interest in Linux. Used a tutorial to dual boot the two OS's, since I ...
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42 views

Dual booting Ubuntu and windows 7

I am trying to dual boot windows and linux on a machine at work. While I haven't used windows in a while, Its a process that used to work most of the time.But I haven't been that lucky with this ...
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49 views

Dual boot Mageia5 using Windows XP bootloader

I used the following commands for dual booting Mageia 5 from Win XP bootloader grub2-mkimage --output=./core.img --format=i386-pc --prefix="(hd1,msdos5)/boot/grub2" biosdisk part_msdos ext2 cat ...
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29 views

UEFI, multiple OSes and fallback bootloader

As it turns out after reading this document https://wiki.debian.org/GrubEFIReinstall and especially problem 1, there are weak EFI implementations, which only recognize the fallback bootloader. Which ...
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2answers
28 views

Reinstalling Debian: ext4 partition is not primary

I previously had a grub bootloader with crunchbang and win7. Since then I reinstalled win7 which now boots it automatically. I stuck in a Debian install CD that brings me to the stage in the above ...
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68 views

Debian & Windows 8 UEFI dual booting on separate disks

I want to dual boot Debian and Windows 8, installed on separate disks. This is what I've done so far, following this tutorial. My drive config & partitioning is as follows: /dev/sda1 - Windows ...
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1answer
51 views

OracleSolaris 11.2 and dual boot with Linux

I've read through different documents describing dual-boot configuration Solaris+Linux, however I'm still struggling with it. I first installed Fedora12, and then OracleSolaris 11.2, which of course ...
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1answer
126 views

EFI dual-boot problem on HP Pavilion 15 with Windows 8 and Debian 8

Context HP Pavilion 15 Notebook, when I bought it there was Windows 8 pre-installed. Yesterday I partitioned my hard disk and I installed a fresh new Debian 8 everything fine, here's the table: ...
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2answers
192 views

how do I do a command line only boot of CentOS 7?

Can someone please explain how to trigger a command line only boot of CentOS 7 from a USB boot stick? I want to boot the terminal only and then use the normal CentOS 7 terminal to swap out the ...