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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Arch and Windows 7 dual boot with encryption, replacing existing Linux install

I have a computer with 3 hard drives: 120 GB SSD, which Arch identifies as sdb 1 TB spinny drive, which Arch identifies as sdc 160 GB spinny drive, which Arch identifies as sda Currently, Windows ...
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12 views

What can cause GRUB2 to suddenly not be recognized by EFI?

I have two hard drives in my PC. The first one contains an ext4 partition with Debian, a swap partition and the EFI partition for Debian. The second hard drive contains Win8 and it's EFI partition. ...
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44 views

Problem with Dual boot Linux Mint in my win 8 laptop

This is my first time experience with any Linux OS. I am trying to dual boot linux Mint to my Toshiba Satellite Win 8.1 laptop(64 bit). I searched google on how to dual boot linux mint and below are ...
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19 views

How to clean up bootloaders & UEFI entries from other installs?

I got a new Windows laptop, and I wanted to dual boot with Linux. I installed Fedora, before changing my mind and going back to Mint. I'd like to keep Win 8.1 and Mint. However, now my UEFI boot menu ...
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25 views

Can't boot Windows XP from Grub2 in Ubuntu 14.04.2

I can't boot my Windows XP OS on a dual boot with Windows XP and Ubuntu 14.04.2. I already tried the command update-grub without improving. I can see the menu entry in Grub but when I choose Windows ...
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7 views

Repairing Bootmgr from Linux Opensuse

I have dual boot of windows8.1 and Linux Opensuse13.2 on my machine. Both OS were working fine. In an attempt to launch windows8.1 from Grub2 boot loader, I made changes to windows boot loader by ...
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14 views

Dual booting with two drives

So I need to install a microsoft product on one of my drives today sadly. My current setup is so that I have a SSD which has Linux on it. And a 1 TB HDD which just extends my Videos and Documents ...
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30 views

Dual boot Opensuse13.2 and windows8.1 boot loader

I installed Opensuse13.2 using dual boot on my system that originally had windows 8.1. If I was using UEFI boot option then my computer automatically logged onto the windows OS. So I was using ...
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23 views

How come my Grub isn't initialised at the boot?

I am a new linux user so apologies in advance for any dumb things. I dual booted Kali next to Windows7 and after a succesfull install I rebooted to not find an option to use Kali instead of Win7 in ...
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31 views

Elementary Os. Nvidia and apt-get stopped working after updating windows 8.1 (Dual boot)

My computer have dual boot (Windows 8.1 and Elementary OS Freya - Ubuntu 14.04). Today, After installing updates on my windows partition Elementary OS loaded into a black screen. I've already ...
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13 views

Dual-boot Mint on OS X: is OS X Startup Manager not suitable to boot Mint partition?

I am thinking of dual-booting Linux Mint on Mac OS X, and for that reason I was reading a tutorial about it (http://community.linuxmint.com/tutorial/view/1643). After Mint's installation the tutorial ...
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grub booting problem

I have Windows 8 and Kali Linux installed. While i was installing Kali there's an opportunity to install grub and i did it. But i am unable to boot Kali Linux and even see grub menu as far as there's ...
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installing multi-boot distros

I'm planning on installing openSUSE on an empty partition, on a machine currently booting Mint. I understand that people happily move between distros by keeping or copying the use file system, and I ...
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18 views

Dualboot on Mac OS X without CD drive

I would like to install an OS like Ubuntu (for example) on my Macbook Pro mid 2014, but I didn't find a tutorial where a CD drive isn't needed. Can someone explain me how to do this ?
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61 views

how to create multiboot usb w/ persistence for multiple OS

I'm installing multiple operating systems on a usb drive I recently purchased for this purpose and was wondering how to create a usb drive with multiple persistent OS's that will be linux based and ...
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Can't boot into Win XP on HDD #1 from Ubuntu Mate 15 on HDD #2

I installed Windows XP SP3 on the first partition on HDD #1 and Win 7 SP1 on the next partition on the same Hdd #1. Now I installed Ubuntu Mate 15 on the second HDD #2 and when I try to boot into Win ...
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1answer
23 views

How to Dual-Dual-Boot?

I have a company laptop which came with Windows 7 installed. I shrunk the single NTFS file system that spanned the entire hard disk so that I could then install Ubuntu on a new second partition. I did ...
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37 views

Debian setup launching GRUB bash

I have a little problem with setting up Debian. When I boot from the installation USB in UEFI mode, I get the GRUB command line. If I type in "boot", I get Please load the kernel first. I had Ubuntu ...
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31 views

How to dual-boot windows 7 and Debian with UEFI and 2HDDs?

I'd like to install Debian near my windows 7 x64 installation, as I know to set up Linux on the second HDD (Windows 7 is installed on the first one) I need to manually configure the partitioning, ...
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38 views

Windows and Linux with UEFI

I previously had a computer with both Windows and Linux, totally separated since I always unplug the hard drive with the operating system not being used. When I upgraded to a mother board with UEFI, ...
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90 views

Unable to boot Kali Linux 1.1.0

recently I have made a USB livestick for Kali 1.1.0 with lili and with Win32DiskImager and tried to boot it in Windows 8.1. When I came to the boot order menu my USB was recognized as an UEFI-device, ...
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29 views

trying to dual boot kubuntu with windows 7

I have windows 7 as my primary is . Now I would like to install kubuntu here is what I get in the disk setup What should I do to use dual boot?? Manual option doesn't do anything!!
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Add ArchLinux to Ubuntu dual-boot

I would like to dual boot ArchLinux with my Ubuntu. I would like some hints at how to do it without messing my partitions too much. Presently, my Computer partition scheme goes like this: (Ubuntu ...
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1answer
81 views

Change screen resolution into Kali on Mac BookPro

I installed Kali in dual boot on my Mac Book Retina, all work, but I have a screen resolution too high. So I need to change the screen resolution, but if I change it, the screen become black, and ...
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Different linux OS on particular hdd

Have Adaptec RAID controller. There're 4 hdds on it. Existed Centos 5.10 on: /dev/sda1 - /boot ext3 /dev/sda2 - LVM I decided to migrate to Centos 7 and installed It on: /dev/sdd1 - /boot XFS ...
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121 views

Operating System Not Found after Kali Linux Installation

I have a Sony Vaio E Series laptop that came with Windows 8 installed. I later updated to Windows 8.1. I have been trying to install a Linux distro as a dual boot option. Today, I shrunk the main ...
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32 views

Install of manjaro linux on Raid 0

Im trying to install gnome manjaro on my raid 0 ssd's along side my uefi windows 8. The GUI installer proceeds without problems but when I try to boot the system gets stuck on the manjaro load screen. ...
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45 views

grub-mkconfig generates duplicate entries for an Ubuntu/Gentoo dual boot setup

I'm currently running Ubuntu (Xubuntu, specifically) as the primary OS on one of my systems. I've been building up a Gentoo installation on a new logical volume on the same system and I'm at the point ...
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75 views

Fedora installation breaks UEFI boot

I am having problems installing Fedora 21/22-alpha on brand new system and I am new to the EFI thing so I am running into issues. I installed Win7, booted in UEFI, installed in UEFI, at least I see an ...
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45 views

Partitioning problem in Kali Linux installation

I'm trying to install Kali Linux dual boot with windows 8.1. During installation, only two partitiones: while I have 3 different partitions . Please help.
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1answer
63 views

Gparted showing complete drive unallocated

Current Environment Information: Dual Boot with Windows 7x64 and Linux Mint 16 I am currently trying to install Elementary OS instead of Linux Mint. Windows works fine but Mint boots fine but has ...
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46 views

In Elemenary os, grub wont load anything but itself

I am running Elementary OS Freya as the only currently installed OS on my laptop, I have tried to install various operating system via USB and UNetbootin, however my grub for some reason just will not ...
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Installed Windows 8.1 not Booting from Internal HDD

I have Windows 8.1 and Linux installed on my internal HDD. Windows is installed first, it worked fine and later I installed Linux through live USB stick. After restarting nothing happened...my ...
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111 views

Comparison between: Linux host Windows guest vs Windows host Linux guest vs 2 dedicated machines w/ KVM switch [closed]

I have the conflict that I do most of my work, software developing and data analysis, in Linux but there are a few applications I have to use which do not run well using Wine (specifically MS Word and ...
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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 ...
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1answer
30 views

GRUB is not working

I've installed ubuntu alongside windows7 in laptop. When I restart after installation, it is directly entering Ubuntu OS. It is not showing the option which OS to choose. Windows is not deleted ...
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Which partition should I use for /boot to dual boot with Windows 8

The distro was Antergos Linux. Last time I tried to install to the EFI system partition (the one Windows uses), but when I rebooted after finishing install, the booting process when straight to ...
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Will I break my system if I persistently use a PC with triple boot installed (Win8, Ubuntu & Kali)

I have successfully installed three OSs; Kali linux, Ubuntu and Windows 8. What are the chances I break my system if I use this type of 'way of using pc' for years? Is it possible to break my system ...
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Grub is unable to find physical volume with Windows 7, in dual boot with Archlinux. LDM problem?

When I boot my system I get into the nice menu with Arch-linux, its settings and windows vista (loader) as possibilities. Windows fails to boot when selected with a message identical to the output of ...
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56 views

Not able to boot into ubuntu or windows

prerequisites you will need to know regarding my problem earlier I had Ubuntu 13 version, due to some unknown reason, when I restarted my computer to enter into windows it went directly to grub ...
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1answer
164 views

Dual booting elementary OS, does not boot properly after install

I'm trying to dual boot OS X and elementary OS on a Mac. I've followed e.g. these instructions. The first question is this: I have not once got the "install alongside" option so I've manually created ...
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1answer
138 views

Unable to start ubuntu after installing updates - Stuck at 'Try (hd0,0)'

I've installed Ubuntu 14.04.2 LTS on the same hard drive as my Windows 8.1 OS, on its own partition. The installation went without any hickups. After that I used EasyBCD on my windows system to ...
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3answers
514 views

After reinstalling Linux Mint, Windows 7 does not boot

Final edit: I tried each and every single fix on the question, but I ended up just restoring an image I made a year ago of the freshly installed system using clonezilla. After that, I ran rescatux to ...
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172 views

Kali Linux live dvd/usb wont start

When I plug my usb or enter a dvd with kali installation in it, it all works fine until im in the installation window (after I reboot the computer). I press the Kali Live option on the menu and wait ...
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2answers
59 views

After installing Linux Mint, only a terminal is showen when I boot into it

I have been using windows for as far back as I could remember and developing in virtual boxes but I have decided to install Linux Mint onto a second hard drive on my main computer. Sadly, when I boot ...
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63 views

Cant boot to Kali linux [duplicate]

have installed the operating system successfully on my laptop that has Win 8.1 pre-installed. (With this guide) After restarting the computer, windows 8.1 loaded instead of grub bootloader, so I have ...
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Setting Kali Linux as default system instead of using VirtualBox? [duplicate]

so I'm a complete noob and I just installed Linux using VirtualBox. Is there any method to set Linux as my default system and get rid of the current one (win7)? Or is it neccessary to delete both and ...
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381 views

Kali linux black screen after booting

I've managed to install kali linux from USB but after I try to boot it I get only black screen (after GRUB). It works great when I run only live sesion from USB. I am using MSI GS70 2PE notebook which ...
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119 views

Dual Booting Macbook pro mid-2009 with Ubuntu and OS X Yosemite

Machine - Macbook Pro 15" Mid-2009 Hi, I am trying to triple boot my system with: 1. OS X Yosemite. 2. Ubuntu 14.04 LTS 3. Windows 8.1 For now I am trying to install linux first and then I plan to ...
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119 views

No GRUB menu after installing Linux Mint 17

I installed linux mint 17 alongside Windows 8.1. When asked about the partition to use as "Reserved boot area"...I chose the 100 mb partition which was listed as "EFI System Partition" in Windows ...