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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Simple problem, Long read: How to overwrite file residing on ESP at Linux boot

First, foundation. Here is my setup: I have a 64-bit dual-boot system running Windows 7 and Linux Mint 17 Cinnamon. I use rEFInd to graphically choose which system to boot. A little bit about ...
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32 views

Dual-boot ends with Dual-Bootloaders

Having just bought a new laptop out of necessity, and ending up with Windows 8.1, because I work from home and the company only supports windows, and the identical 7 machine was almost $100 more than ...
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1answer
285 views

rebuilding my grub2 menu based on my one installed kernel

tl;dr : I have one kernel now on fedora and want that ONLY with Windows 8 to show up on my boot menu. I've been tweaking and geeking with linux kernels. Then I wanted to clean up my boot menu. So ...
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103 views

Linux Mint - Windows 8.1 Boot problem

After a clean Windows 8.1 installation I tried to install Linux Mint for dualbooting using a burned DVD. My windows partitions are /dev/sd1 and /dev/sd2. I tried both using the default "install ...
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46 views

Decided to install ArchLinux, but faced a problem with Windows

I decided to install ArchLinux and the tutorial I found wanted to create the partitions in advance. So I made the ext4 and linux-swap partitions and saw in gParted my old friends - the Windows ...
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15 views

How Do I Replicate Current Grub2 Install?

I've installed Linux in the past alongside Windows 8.1, and I've had problems. I tried several times until I got Grub2 to be installed correctly and display Linux and Windows 8. My Linux Mint Debian ...
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1answer
515 views

Problems booting Kali Linux 1.0.9a 64 bit on Macbook Pro

I have a mid 2009 Macbook Pro that I am trying to dual boot OS X and Kali Linux on. I replaced my optic drive with my old HDD and replaced my HDD with an SSD. OS X and my apps are running off of the ...
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1answer
73 views

specific swap partitions for multiple debian instances in a single computer

I'm trying to setup a computer with three debian instances (wheezy, jessie and sid), I've created / and swap partitions for each debian instance, during the installation I did specify which swap ...
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529 views

Cannot load linuxmint after dual boot with windows 8.1 having efi firmware [closed]

I have acer laptop with pre-installed windows 8.1 so comes with efi firmware. I dual boot Linux Mint after changing efi to legacy and set bootloader installation of Linux to efi partition. Then I ...
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1answer
302 views

Triple booting Chromium Os, Ubuntu 14.10, Windows 7

I have a lenovo L410, with windows 7 professional pre-installed. On this, I have dual booted Ubuntu 14.10. Now, I want to triple boot with chromium os, but as I have a lot of stuff, I dont want to ...
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1answer
42 views

install linux distro with overwritting grub?

Currently i am using linux mint 17.1 cinnamon for some reasons i need to install xubuntu 14.04. So how to install xubuntu with overwriting GRUB. ie. After installation I should have linux Mint's ...
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1answer
108 views

How much trouble will NVIDIA Optimus graphics switching cause my Linux installation?

I'm about to get a new laptop, and I want to dual-boot Windows and Linux on to it. I noticed that a lot of laptops you can buy come with Optimus graphics switching installed. I like the idea of ...
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51 views

Linux dual boot wiped Windows data

I have a Windows Vista/Debian Linux dual boot on my computer. Yesterday I did a bunch of work on Windows, while Linux was hibernated. Today I logged into Linux and tried to look at the data in the ...
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1answer
3k views

Elementary OS installation failure

I've been trying for a few hours now and I still cannot find out why I cannot install Elementary OS. Every time I try to install it I get: the 'grub-efi' package failed to install into /target/ ...
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3answers
315 views

Can't dual boot Windows 7 and Linux Kali

Long story short, I don't want to / can't use Kali on a VM properly. I want to set up a dual boot machine. I've done the following: I downloaded the Kali ISO and used Win32DiskImager to put it onto ...
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1k views

Windows 8.1 and Debian dualboot EFI problems

I am following the instructions described here and here My EFI-partition is /dev/sda2, but the following command does not work: mount /dev/sda2 /boot/efi It says it cannot find the mount point. I ...
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94 views

Installing Proxmox on a Partition

I am trying to install Proxmox on a 10Gb partition on my laptop to play around with and learn how Proxmox works. How do I tell Proxmox which partition on my laptop to install on? Is there a boot ...
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1answer
3k views

Kali Linux black screen with blinking curser after USB boot

I am using a Macbook Air (2013) with Intel HD Graphics 5000. I made a USB to live-boot into Kali and install it onto a separate partition, essentially dual boot my Yosemite (OSX 10.10) with Kali ...
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201 views

Reparing grub/boot

I just got my Laptop back from the support center and now I got problems get it back to booting again. Although they did not change anything and the HDD and SDD are still there and the data seems to ...
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1answer
402 views

problems with installing elementary os luna

i m trying to install elementary os in my sony vaio laptop e series sve15127cnb. it has preinstalled windows 8. i tried to install elementary os with dual boot with windows 8. i downloaded 64 bit ...
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53 views

Rolling Release Dual Boot

Right now I am using Ubuntu GNOME and Windows 8 dual boot on the same hard drive. But my Gnome desktop is laggy and I do not like it very much. Because of that, I am thinking about switching to a KDE ...
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53 views

Shared NTFS partition conflict, files written under Debian gone

I have a dual-boot W7-Debian Jessie on my laptop, and a NTFS partition initially left for sharing data between OS and keeping big files. With myself getting used to Linux, rebooting to windows became ...
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1answer
2k views

I would like to install Linux Mint on a separate hard drive than my windows installation on the same computer [closed]

As the title says I would like to install Mint on an empty hard drive on my computer that has Windows 7 installed on it as the main drive. It would seem that this is not difficult but having tried ...
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6k views

Windows boot option is missing after installing CentOS 7, how can I get it back?

I recently installed CentOS 7 on a machine that has been running Windows 7. I did a dual boot installation and installed CentOS in a partition. But when I boot up my machine, it only gives me two ...
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1answer
64 views

Dual boot windows and linux

I have Windows 7 installed, and I have just installed Linux Mint 17. The PC automatically boots into Linux now. How can I get a dual boot startup screen with Windows 7 and Linux? Are there any UI ...
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1answer
53 views

linux boot stick being ignored on windows 7

I am trying to install CentOS server on a machine that also runs Windows 7. Towards this end: 1.) I created a 100GB "Unallocated" partition using the Disk Management tool in windows 7. 2.) I ...
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1answer
251 views

Can't boot into Windows after adding Linux as dual-boot

Okay, so I just added Linux as a dual boot and now I can't boot back into Windows. Basically, I had one hard drive which was installed with Windows 7 and booted that. I recently got a second hard ...
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1answer
250 views

Can't boot Windows on UEFI after installing Linux Mint

Okay, so I just put a second hard drive into my computer and installed Linux Mint onto it. Now trying to boot back into Windows I can't, I've tried both the drives from the boot menu and haven't done ...
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1answer
276 views

GRUB: Adding entry for OS on different hard drive

I've got two hard drives in my computer after I replaced one for windows. Since I love linux so much, I put a copy of Xubuntu on the one that I had initially replaced, and I now have two separate ...
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96 views

Triple-boot on Windows 7 machine with manual partition table, how to proceed?

I have a Dell Latitude E5440 laptop with Windows 7 64-bit Professional pre-installed on it. My aim is to have Fedora 20 64-bit with a stable kernel and Ubuntu 14.04.1 LTS 64-bit alongside Windows 7. I ...
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1answer
106 views

Tried triple boot and Windows 7 no longer boots

I had a system with 64-bit Windows 7 Home Premium installed and I installed first Fedora 64-bit alongside it. Then I decided I can do triple boot and installed Ubuntu 14.04.1 LTS 64-bit using manual ...
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1answer
186 views

Accessing Macintosh HD from Ubuntu

So after I upgraded my MBP to Yosemite, I have lost dualboot. After a long struggle, I finally reinstalled refind to work properly. Unfortuantelly, when I use Ubuntu, I cannot access Macintosh HD ...
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Dual boot Fedora and Windows 8 gives error: you need to load the kernel first

While there seem to be a lot of questions regarding dual booting Windows and Linux, I did not see one that seemed to cover this problem. That said, I believe a lot of the problems may be fixed in a ...
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1answer
309 views

Windows won't boot via grub

I had a dual boot system with Kubuntu 14.04 and Windows 7, after a long time of not using the windows I tried to boot it and all I got was a beep sound and a black screen and then the computer froze. ...
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115 views

How is RAM shared between multiple OS on suspend?

Just a quick question really. I noticed that on either partition, Linux or Windows, that I may suspend either system and then boot into the other. Since suspending an OS does not write data to disk, ...
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503 views

create partition inside Linux Mint to install Windows 7

I have installed 64-bit Linux Mint 17 Cinnamon on my laptop, which has no other OS. Right now Mint uses the entire hard disk. Is it possible to create a partition from Mint for Windows 7? (Windows 7 ...
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68 views

Use rEFInd live usb values to fix Grub2

I have a machine that runs Ubuntu14.04 as it's main OS, but also has Windows8 and Slackware on it. Booting to the Grub2 menu allows for the selection of these OSes and several other options, but only ...
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616 views

Linux drives not showing on dual boot install - intel smart response issue

When I try to install linux as dual boot on my laptop. However it does not show any available drives for me to install it on when I get to the install screen on a live boot cd. I have tried creating ...
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156 views

What's the purpose of the --class option in grubs menuentry?

As the title say, why would I want to add a class to my menuentry (in grub2)? If I understand the grub manual correctly, it could be used with themes.. But is that all?
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411 views

boot menu doesn't appear after upgrading to OS X Yosemite

I was using both OS X Mavericks and Ubuntu but after upgrading to OS X Yosemite I can't see the boot menu. I have tried both rEFIt and rEFInd but both doesn't work . Also have tried --alldrivers while ...
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boot fails with “cryptsetup: lvm fs found but no lvm configured” [dual boot(2xlinux LVM, dm-crypt+luks)]

I have a dual-boot(xubuntu/#!) setup LVM with dm-crypt+luks as follows /dev/sda1 = /boot (xubuntu) /dev/sda2 = /boot (#!) /dev/sda3 = encrypted LVM /dev/mapper/volgroup-xroot = / (xubuntu) ...
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77 views

Dual boot Linux Mint and Unix (FreeBSD)?

Currently i am using Linux mint 17 currently i am using FreeBSD on Virtual machine but now i want to dual boot Freebsd and Linux How can i dual boot linux mint 17 and freeBSD 10 ?
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Installing Ubuntu 14.04--Grub Rescue Error after failing to turn off secure boot [SOLVED]

I am not able to start the operating system. Whenever I try to start the operating system it shows the following error: file /boot/grub/i386-pc/normal.mod not found Entering rescue mode... grub ...
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1answer
227 views

linux tool to create multiboot dvd?

I am searching for a linux tool to create a multiboot dvd. I found something about Sardu or Xboot, but these are Windows tools. Is there Linux software that can do the same? I have found unetbootin ...
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1answer
384 views

How can i dual-boot FreeBSD and PC-BSD — with GRUB2 in MBR?

I have a computer with several operating-systems installed on different partitions: FreeBSD PC-BSD Solaris Extended Partition / -partition for Linux-Mint Swap for Linux-Mint /home for Linux-Mint / ...
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321 views

Dual boot Windows 7 and Peppermint (merge two drives)

I had two laptops; one Windows 7 and one Peppermint OS. The Linux machine died and I would like to re-size the partition on the Windows drive and copy over the Linux drive to make the machine dual ...
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90 views

Linux loading stuck at "initializing RAMDISK'

I had dual booted my machine with windows 8 and Linux mint 17. Now, win8 is working fine but when I boot Linux Mint it shows nothing in normal mode and loading is stuck at initializing ramdisk in ...
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130 views

Dualboot elementaryOS & Windows 8.1 on SSD with personal files on HDD?

When I create my gaming PC I plan to dualboot Windows 8.1 with elementaryOS and my programs on an SSD. However is it possible to place my data on a HDD for both to access?
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493 views

Problem with dual booting Arch and windows (using syslinux)

I am trying to create a dual boot system. First I installed windows 8.1 Then I installed in a separate partition arch linux. Then I installed with the help of a guy in a greek forum syslinux giving ...
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2answers
1k views

Windows Server 2012 R2 and Centos 7 dual boot: Windows gone from boot menu

I had in my mind that I cannot do much wrong when installing Linux (CentOS 7) after Windows (Server 2012 R2) to get all OSs as boot options. So, after installing Server 2012 R2 nicely, I installed ...