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

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46
votes
8answers
35k views

How can I repair grub? (How to get Ubuntu back after installing Windows?)

I installed Windows 7, which ate Ubuntu's boot file. When starting up the computer, it now goes straight to Windows, without giving me the option of booting Ubuntu. How can I get Ubuntu back?
45
votes
16answers
73k views

How do I set Windows to boot as the default in the boot loader?

How do I set the bootloader so that in my dualboot with Windows 7/Ubuntu 11.04, Windows start up as standard instead of Ubuntu?
30
votes
9answers
5k views

How can I install Ubuntu without removing Windows?

I need my pre-installed version of Windows 7 (or any other version of Windows), how could I install Ubuntu without erasing it?
28
votes
6answers
35k views

How to automount NTFS partitions?

I have two NTFS partitions, and I don't want to mount them everytime I start Ubuntu. How can I do this ? Is there a tool or a code to use? If so, is it safe to automount? specially when they are ...
22
votes
11answers
44k views

How can I install Windows 7 after I've installed Ubuntu?

I have Ubuntu 10.10 (Maverick Meerkat) on my laptop. Now I want install Windows 7 in doubleboot. How can I do this? I can't lose my Ubuntu 10.10, and I'm afraid that I might break GRUB.
21
votes
3answers
6k views

Dual boot Surface Pro with Ubuntu?

How could I setup a dual boot for Ubuntu and Windows 8 on my Microsoft Surface Pro with 128 GB. Note: My dual boot solution is below.
21
votes
1answer
8k views

How do I set up a dual boot Windows and Ubuntu?

I currently have Windows 7 on my computer and I want to install Ubuntu alongside Windows safely. Could someone please provide a good tutorial? Thanks!
17
votes
2answers
462 views

How do I burn multiple Ubuntu isos on one DVD?

I always find it a waste putting a 790MB Ubuntu iso on a 4GB DVD, and I was wondering how to put multiple operating systems on one DVD with a grub menu. I know it is possible, but I just don't know ...
14
votes
6answers
3k views

To use Windows and Ubuntu on one computer, which should I install first?

I understand it's possible to install Ubuntu first, and later Windows or to install Windows first, and then Ubuntu, but assuming I have the freedom to do either, which is the better, easier, and more ...
14
votes
6answers
12k views

Automatically mount NTFS drive when I login

I use Ubuntu 11.10 and Windows7 dual boot with Ubuntu as my primary OS. Every time I need to access a document I need to mount the respective drive, though this is not at all tiresome, still, is ...
13
votes
2answers
677 views

One click shutdown Ubuntu and load into alternative bootup

I have a dual boot system with Ubuntu 11.04 and Windows 7. My GRUB bootloader defaults to Ubuntu. I mainly use Ubuntu, but I occasionally need to bootup Windows to do a few things. If I need to do ...
12
votes
7answers
3k views

How can I tell if I installed with wubi?

It sounds odd, but I really can not remember how I installed my ubuntu. What I am sure is, I had Windows 7 installed on the laptop in the very beginning, then I installed ubuntu so that this is a ...
12
votes
7answers
7k views

Should I choose exFat or NTFS for a “shared” partition in a dual-boot system?

I have a new laptop which I am setting up as dual boot Windows/Linux. I would like to access files from both Ubuntu and Windows 7. Should I create a separate NTFS partition?
11
votes
4answers
40k views

How to set Windows bootloader as default bootloader?

I have a Win 7/11.10 dual boot system with Grub 2 as the default bootloader. However, I want to make Windows bootloader the default bootloader (grub 'dos' like interface scrares the hell out of my ...
11
votes
4answers
1k views

Why can't I install Ubuntu or Wubi on a dynamic disk? (“The request isn't supported” from bcdedit.exe)

I've been trying to install 12.04 for a while now, I'm running on Windows 7 and I already made the partition (it's dynamic). I've tried booting from a disc and also the Windows installer. I haven't ...
10
votes
5answers
5k views

How do I scan my windows partition for viruses from Ubuntu?

I think I might have a virus on my windows partition and I want to scan it from Ubuntu. Is this possible? I would like a program that is free. clamAV I tried clamAV but I couldn't find a setting ...
10
votes
3answers
3k views

Is a /boot partition necessary anymore?

A fair while ago (~ 2004) I was told to always create a separate partition for the boot directory. And since then I always have. But after reading a few questions about partitioning questions, I'm ...
10
votes
2answers
2k views

What is the .Trash Folder on the NTFS partitions?

When using a dual-boot Windows and Ubuntu. I see that there is a folder created with the name .Trash-1000 in the NTFS partitions. Could someone explain to me : What does this folder mean ? For ...
10
votes
2answers
4k views

How to reboot into Windows from Ubuntu?

I'm looking for a way to reboot into Windows from Ubuntu on a 10.10/Vista dual boot system. The specific use case is that I would like to be able to ssh into my running Ubuntu instance and issue a ...
10
votes
4answers
48k views

Grub rescue - error: unknown filesystem

I have a multiboot system set up. The system has three drives. Multiboot is configured with Windows XP, Windows 7, and Ubuntu - all on the first drive. I had a lot of unpartitioned space left on the ...
10
votes
0answers
5k views

How to mount NTFS drive at startup [duplicate]

Possible Duplicate: How to automount NTFS partitions? I'm not even sure if this is the right question, but basically I have a partition with Windows 7 on it (named Acer in my Ubuntu places ...
9
votes
6answers
31k views

How to install Windows 7 after Ubuntu and dual boot?

I just installed Ubuntu, a full install removing the prior OS. I was forced to remove Windows 7 from my HP dv6 because of the max four partitions already being there. I didn't lose anything, all ...
9
votes
4answers
2k views

How to avoid problems when installing Ubuntu and Windows 7 in dual-boot?

I want to try out Ubuntu (and hopefully choose it as my primary OS). After looking at many versions of it in VirtualBox and from Live CD, I've finally decided to install it. So I defragmented and ...
9
votes
1answer
570 views

How do I dual boot Windows XP and Ubuntu?

I already have Ubuntu installed on the machine and a spare NTFS partition.
9
votes
4answers
8k views

How can I download Windows 7 DVD installers from Ubuntu?

I have rights for a free license of Windows 7, given by my University, and I need it now. According to Microsoft's instructions, to download the Windows DVD image I must: download a Secure Download ...
9
votes
1answer
221 views

How can I protect my data when lending my computer to someone?

I'm going to lend an old PC with dual boot (Ubuntu and Win XP) to a friend for few days. Ubuntu contains a lot of data that I want to keep confidential. I have protected my session with a strong ...
9
votes
1answer
2k views

Cannot detect Windows 8 from Ubuntu 12.04 Live USB installation on Toshiba qosmio x870

From other questions raised, I read that if Ubuntu Live USB boots in UEFI mode then it should detect Windows 8 during installation. During installation, I only see two options, Erase disk and install ...
8
votes
6answers
27k views

Configure Dual Boot, Windows 7 and Ubuntu 12.04 with or without EFI

I have just installed Ubuntu 12.04 on a laptop with Windows 7 but I don't get to boot from Ubuntu. First, during the installation I made these partitions (may be too many): /dev/sda1 FAT32 SYSTEM ...
8
votes
6answers
7k views

A common /home partition for multiple Linux distributions

I have an Ubuntu installed in one partition, Debian on the other and now I am planning to install backtrack and SUSE also. Debian mounts a separate partition as its home mount point, whereas Ubuntu ...
8
votes
1answer
10k views

My main username is not in the sudoers file.

I was trying to install some software/edit files with my main username(not root) But I got this error [X] is not in the sudoers file. This incident will be reported. I tried to edit the /etc/sudoers ...
8
votes
4answers
18k views

“the partition is misaligned” error in Disk Utility - should I repartition?

I have a Dell XPS M1330 laptop that has Vista installed and I just installed Ubuntu 10.4 LTS so I can dual boot. Everything seems to be working well, but when I opened the Disk Utility to have a ...
8
votes
4answers
15k views

Ubuntu 12.04 does not see windows already install on my computer (dual installation)

I was trying to install the ubuntu 12.4 along side windows 7 on my new HP Pavilion 64k desktop with windows 7 computer but Ubuntu said that ( This computer has no detected operating system) and some ...
8
votes
6answers
2k views

How do I change from dual-boot Windows/Ubuntu to single-boot Ubuntu?

I have an old Vista laptop that I partitioned and installed Ubuntu on, with dual-boot. I've now decided to switch entirely to Ubuntu. What's the best way to achieve this? My current partitions: ...
8
votes
2answers
549 views

How can I “reboot into” the non-default operating system in a dual-boot configuration?

When I need to use Windows, I: Reboot Wait for the Grub boot menu to appear Choose the Windows menu item in Grub Is there a way to just "reboot into" Windows so that I don't have to stay at the ...
8
votes
0answers
1k views

How to migrate from Wubi to a regular installation? [duplicate]

Possible Duplicate: How to convert Wubi install into regular install? I recently installed Ubuntu through Wubi and I love it enough that I am ready to ditch Windows! My set up is like this: ...
7
votes
5answers
8k views

How to switch between Ubuntu and Windows 7 without a reboot

I have installed windows 7 and then Ubuntu 11.04. Now I want to know how I can switch from Ubuntu to Windows 7 and from Windows 7 to Ubuntu without restarting the computer.
7
votes
2answers
5k views

Clock time is off by 4 hours

Dual boot system Windows XP Pro and Ubuntu 12.04. I have the bios set for the correct time and Ubuntu set for US Eastern time. Ubuntu will boot up and the time will be off by -4 hours. If I correct ...
7
votes
4answers
1k views

How can I stop windows from always booting first?

I tried to make a dual boot setup on my computer. Already had windows 7 installed on one hard drive, then tried to install ubuntu on part of another hard drive. When i turn my computer on windows7 ...
7
votes
4answers
2k views

Can Windows and Ubuntu share a single swap partition?

I am dual booting my system with Ubuntu 12.04 and Windows 7. I have created the special swap partition for Ubuntu while installing (as recommended). Can Windows use this swap area/partition--as its ...
7
votes
1answer
25k views

grub rescue prompt after install installing Ubuntu in a dual boot [duplicate]

Possible Duplicate: How can I repair grub? (How to get Ubuntu back after installing Windows?) I have dual boot with Windows 7 And Ubuntu 11.10. Yesterday I tried installing Ubuntu 12.04 LTS ...
7
votes
3answers
11k views

How to restore Windows XP menu entry in GRUB?

I'm using Lubuntu with WinXP in dual boot for several weeks. Today I've ran update and GRUB now does not show WinXP menu entry in GRUB. sudo update-grub didn't found Windows. /boot/grub/menu.lst - ...
7
votes
2answers
6k views

Nexus 7 dual-boot with android?

Is it possible to install Ubuntu in parallel to Android on the Nexus 7 (dual-boot), or not? If not, how hard would it be to add the feature? It should be just a matter of adding another partition and ...
7
votes
2answers
424 views

Installing Windows after ubuntu on a separate HDD?

I have Ubuntu 11.04 installed on my machine and I would like to install windows 7 as well. I heard that Windows 7 creates an additional partition along with the normal one and I was afraid that this ...
7
votes
1answer
2k views

Can I share MySql database files with Windows on dual boot?

I'd like to use in both Ubuntu and Windows (dual boot) my MySql database files residing on a NTFS partition. Will it work? Any gotchas?
7
votes
2answers
178 views

How to I apply a patch to the kernel?

I am a bit of a linux noob, so be weary of my inept understanding certain aspects of the OS. Anyway, I just loaded ubuntu onto my desktop machine (Dual booted) and everything went fine. The only ...
7
votes
3answers
10k views

Windows 8 wont boot after installation of 12.10

I just got my new working notebook with Windows 8 pre-installed. After installing Ubuntu 12.10 the grub menu says that there is an "invalid EFI file path" and it won't boot Windows. Ubuntu works ...
7
votes
3answers
3k views

Can't boot into Ubuntu after installing Windows [duplicate]

Possible Duplicate: How can I repair grub? (How to get Ubuntu back after installing Windows?) Recently I reinstalled Windows XP on my laptop which also have Ubuntu 9.10 installed, but after ...
6
votes
4answers
8k views

Deciding between virtual machine or dual-boot setup

I would like to set-up a PC to run ubuntu most of the time, but also need to run XP for specific applications and testing. In the past I would have simply set up a dual boot machine and then restart ...
6
votes
7answers
16k views

Grub does not show a Windows 8 option after dual boot

So, I've successfully dual-booted my Windows 8 machine with Ubuntu 12.04 . However, I still don't have a convenient method of choosing what OS to load at boot time. After installing Ubuntu, my ...
6
votes
3answers
20k views

How do I Dual Boot Windows 8 UEFI and Ubuntu 12.10? [duplicate]

I have got a new Samsung Series 7 laptop with Windows 8 where I tried to install Ubuntu. It is a 64-Bit system which uses UEFI and has "Secure Boot" switched on in the BIOS by default. After I ...

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