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

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0
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1answer
21 views

Ubuntu 14.10 and windows 7 dual booting

I have a custom build game Rig that i daul botted with Ubuntu 14.10 and win7. i installed windows first, attempted to install ubuntu after but failed due to an error whiles running the ubuntu install ...
0
votes
0answers
25 views

How to dual boot Windows 8.1 and Ubuntu 14.04.2 on different hard drives?

I've recently had a interest in installing Ubuntu and I've been meaning to dual boot it alongside Windows 8.1. The laptop I have has two 1TB hard drives, and I was wondering how to install Ubuntu on ...
0
votes
0answers
18 views

How to add Windows 8 grub entry?

I've installed Ubuntu 14.04 as a dual boot with Windows 8.1. But my PC directly boots into Ubuntu. That is why I did a boot-repair->recommended repair. But all I got was grub menu with an option to ...
0
votes
2answers
29 views

Linux Won't install from LIveUsb

So I can no longer install Linux from USB drive. I have previously, using the same ISO's and unetbootin been able to install Kubuntu, linux mint, ubuntu gnome. I'm using a Dell Inspiron 15 7000 series ...
-1
votes
0answers
10 views

macbook 3.1 late '07 os10.5.8 & ubu 12.04.5 dual boot problems

so, hi guys.Here's the problem: @ first, optical drive on mac doesn't work, so booting from live cd is out of q. second, tried to boot from bootable usb iso img, says something along lines of firmware ...
0
votes
0answers
14 views

Grub Bootloader installed twice while dual booting ubuntu and windows 8.1

This is an odd situation: I bought a brand new hp desktop that came with windows 8.1 installed. I used the automatic option in the Ubuntu installer labeled "install alongside windows". It all ...
0
votes
3answers
38 views

GRUB not showing windows 8.1 already installed

Actually there is a similar question on the community before as well but what I am facing is a different problem. Also there the person has not properly posted the status of his grub. Actually I ...
0
votes
1answer
18 views

Problems installing and dual booting Ubuntu 12.4, 13.10, and 14.4.1 via pendrivelinux?

All righty, I am a bit new at this, so bear with me. I've been using windows for a long time and have a decent amount of know-how with it's interface, and I decided I wanted to try out some different ...
0
votes
0answers
20 views

Dual boot - Ubuntu Live makes Grub disappear - Windows 8.1 with Ubuntu 14.04

I have setup a dual boot (Windows 8.1, Ubuntu 14.04 with LVM) with the Grub menu having Windows as default, working just fine. However, every time I need to boot again from Ubuntu CD live, it messes ...
0
votes
1answer
25 views

Install Ubuntu/Win8.1 dual boot with UEFI and 4 primary partitions [duplicate]

I want to install Ubuntu in dual boot with windows 8.1 in my Acer V3-572G-75CA. The partition situation is the following: A. 600MB: recover partition B. 300MB: system EFI partition C. 914GB: ...
0
votes
1answer
45 views

Best way to set up my drives for Ubuntu

I am currently running Windows 8.1 (booting from a 256gb SSD and using a 1TB HDD for extra storage). I have an extra 500GB HDD sitting around that I was going to use for Ubuntu as dual boot but I ...
0
votes
0answers
24 views

I have to go through grub and windows bootloader to get to windows, can i change this?

I got a new SSD,on which i installed Windows 8.1, and had Ubuntu on my second hard drive .Now when I boot up my computer boots to GRUB where I can either boot to Ubuntu or to Windows. If I click ...
0
votes
0answers
17 views

Dual boot: Can not mount window drive from Ubuntu system

I have recently installed ubuntu on my window-8.1 laptop. Usually on other dual boot system I can access the window side of hard-drive from ubuntu itself. But, on my current system when I try Unable ...
0
votes
1answer
51 views

Dual boot WIndows 8.1/Ubuntu 14.04

OS:Windows 8.1 64 bit. Secure boot:Disabled. Boot mode:Uefi I wanted to install Ubuntu 14.04 64 bit,so i will be able to dualboot.I burned the .iso image to a usb flash drive and run it.Everything ...
0
votes
0answers
30 views

How to fix brightness on Ubuntu 14-04 LTS installed on macbook pro 2012 13"

I installed Ubuntu 14.04.02 as dual boot in a macbook pro 2012 13 I noticed that all function buttons works but except those that regulate the brightness of the screen.How do I fix this problem?
0
votes
1answer
20 views

Uni wired connection does not work in dual boot ubuntu 14.04 (with Win8.1 installed on the same machine)

My wired Internet works perfectly on Windows (automatic settings from Windows). In Ubuntu, wired connection sometimes works, sometimes it doesn't, and it's also on the automatic settings. I read the ...
-1
votes
0answers
17 views

can't boot repair dualboot [duplicate]

I have been messing with Ubuntu for the past week or so with many problems in the process. I have a Lenovo Thinkpad with 500GB of HDD. I have managed to install Windows 7 on a 350GB partition and ...
0
votes
0answers
23 views

Files in external HDD visible in Ububtu but not in Windows 7

My external HDD: FAT32 1TB Transcend Storejet Ubuntu: 14.04 Windows: Windows 7 I connected my external HDD to copy some movies on Ubuntu and then every-time I connect on Windows my ext HDD shows no ...
0
votes
0answers
31 views

Upgrade Ubuntu 7.04 to Ubuntu 14.10 on dual boot system using USB stick w/no network [duplicate]

I have an older laptop that has Windows XP and Ubuntu 7.04 installed with no network connection currently. I can boot either partition using GRUB to select which to load. Since the Ubuntu version is ...
0
votes
3answers
48 views

How shall I partition my hard drive for Ubuntu (with Windows in virtualbox)

I dual boot installed Ubuntu 12.04 and Windows 7 on a hard drive before. I remember Windows has to be installed on a primary partition which has to be at least of certain size. Now I get a new hard ...
0
votes
1answer
18 views

how to exchange unusable space to ext4 in ubuntu 14.04 installer?

I am trying to install ubuntu 14.04 along side with windows 8 : when I try to create an ext4 partition after creating one ext4 and swap , remaining space changed to unusable how should I prevent ...
0
votes
0answers
22 views

Problem with dual-booting with Windows and Ubuntu [duplicate]

I have a dual-boot with Windows 8.1 and Ubuntu. When starting my machine I see: error: unknown filesystem Entering rescue mode... grub rescue> Why is this happening and how can I fix it? I am ...
0
votes
0answers
20 views

How do I remove Grub without a USB or Recovery DVD? [duplicate]

I'm dual booting Ubuntu 14.04 and Windows 7 and I want to know how I can remove Gnu Grub and have it go straight to the default Windows bootloader. I do not have a recovery DVD and the USB drive I'm ...
0
votes
0answers
19 views

OS not found on sony vaio [duplicate]

I have installed Ubuntu 14.04 on my Windows 8 Sony Vaio SVE151L11W computer. Now I want to dual boot it with Windows 8 but on Live USB booting an error comes showing "Operating system not found" even ...
9
votes
6answers
2k views

Is it safer to install two OSes on different hard drives or just different partitions? [on hold]

If I dual boot install both Ubuntu and Windows, is it safer to install them on two different hard drives than different partitions on the same hard drive? What risks may be involved? For example, ...
0
votes
0answers
22 views

How to partition Ubuntu for future Windows install?

I'm installing Ubuntu for a laptop, where there is a possibility for a future Windows install for a multi-boot setup. I heard many stories what can go wrong if I go with this order and not Windows ...
0
votes
0answers
37 views

Can't dual boot Windows 8.1 and Ubuntu

So I have a Lenovo Ideapad p3000 laptop and I have followed all the common procedures prescribed to have a dual boot but Windows still boots directly. Grub will not load on my laptop. I have even F12 ...
0
votes
1answer
39 views

Unable to Load Windows 8.1 After Dualbooting with Linux

I am very new to Linux and have come across this error when trying to fix the boot issues. If anyone has any advice or even the answer to my problem, please let me know so I can successfully reboot my ...
0
votes
0answers
14 views

REturns to win7 after reboot @ubuntu install

So I thought it be cool to give a try at Ubuntu. Did a clean install first of Win7 onto my new SSD. I than partitioned 40gigs for Ubuntu. I made an USB drive with Ubuntu on it, booted from it. ...
1
vote
0answers
30 views

Is there a way to boot into grub on a mac rather then OSX?

I have successfully installed Ubuntu 14.04.2 on a Mac Mini(late 2014).Now I can get to the new installation by pressingAlt > EFI BOOT to get to GRUB and selecting Ubuntu to boot the OS. My question ...
1
vote
1answer
46 views

Cannot boot to Ubuntu even after trying Boot-Repair

I installed Ubuntu 14.04 on an sony vaio pro 13 laptop via USB flash drive. Installation was successful. But my laptop still starts Windows, and there is no way to boot to Ubuntu even I did try ...
0
votes
0answers
17 views

How to get back on windows 8? [duplicate]

I have tried to install Linux Mint, but my laptop doesn't allow it. It is a Toshiba laptop. Firstly I tried to install ubuntu, but it didn't accept the install. Then windows 7, and after that ...
0
votes
0answers
19 views

enable trim for mounted ntfs partition on dual boot system [duplicate]

I have a dual boot that I set up following this great manual on lifehacker (http://lifehacker.com/5403100/dual-boot-windows-7-and-ubuntu-in-perfect-harmony). So I have just like the author 4 sda ...
0
votes
0answers
29 views

Dual boot Windows 8.1 and newest Ubuntu, separate HDDs, Removable HDD caddy for laptop

Okay so a few months back I bought a new HDD for my laptop and installed Windows 8.1 onto the new HDD in place of the old HDD, I then bought a caddy to use my old HDD in place of my DVD drive seeing ...
0
votes
1answer
25 views

Startup problems - Dual-boot Windows 8.1 and Ubuntu 14.10

I bought a new Notebook some days ago and used to use Linux on it. As it was with an original Windows 8.1, I decided to create an dual-boot because I didn't actually wanted to lose the free license by ...
1
vote
0answers
13 views

Windows 8.1 Dual Boot Ubuntu 14.04 - dmraid and fixpart

I'm trying to install Ubuntu 4.14 on dual boot with Windows 8.1, but when beginning the LiveUSB the Ubuntum, the partitions created by Windows 8.1 are not recognized, reports that all is HD as ...
0
votes
1answer
31 views

How to get OS option (dual boot) when i have two OSs on separate disks?

I have two HDDs on my PC, one has Win7 and the other, Ubuntu 12.04 (with boot). To choose which OS to use, i have to change my boot priorities from BIOS. How can I get it to ask me which OS to boot ...
0
votes
1answer
27 views

Grub not coming up when laptop starts

I had dual booted my laptop with windows and ubuntu 14.04 and it was running fine only until my windows was infected by virus and so I had to refresh it. After refreshing when I restarted my laptop my ...
2
votes
1answer
33 views

Kernel Panic block (2,0)

This is my first question here and I'm trying to give as much information as possible: I tried dualbooting Linux Ubuntu (first Gnome then regular Ubuntu) with windows 8 on my Lenovo U310 Ideapad. I ...
0
votes
0answers
55 views

How to dual boot Ubuntu 14.04.1 with mac os Yosemite

I am trying to install Ubuntu 14.04.1 in dual boot on mac Yosemite. I installed refind, I created a bootable pendrive with Universal USB Installer. After running Ubuntu from menu refind, a black ...
0
votes
0answers
52 views

Ubuntu 14.04 laptop and monitor problem

I meet with this problem second time. I'm using a laptop with dual boot. I use Ubuntu 14.04 and Win7. I have a 21,5" monitor plugged with HDMI cable to my notebook. I did this: my laptop was turned ...
0
votes
0answers
22 views

triple-boot pc: move grub and unify partitions

I have a triple-boot pc with following partitions: sudo fdisk -l Disk /dev/sda: 750.2 GB, 750156374016 bytes Device Boot Start End Blocks Id System /dev/sda1 * ...
1
vote
1answer
51 views

installation stuck at detecting file system

I am trying to install Ubuntu 14.04.1 (i386-32 bit) dual boot with Windows 7 (home premium 64 bit). I created a USB stick correctly, Checked for md5sum. After manual option, I created swap, /, /home ...
0
votes
1answer
42 views

How to dual boot between Windows 7 and Ubuntu? [duplicate]

I have installed Windows 7 a couple of years ago, now install Ubuntu for academic purposes, partition the disk and perform other procedures in the installation. But when I restart the computer I can ...
0
votes
1answer
32 views

Windows7 Not Selected As Default On Boot Up (Dual-Boot) [duplicate]

I have successfully done dual boot on my HP 248 G note book. Ubuntu on SDD caddy Windows on HD. When I start the notebook it starts with ubuntu first. Is there a way I can set Windows to boot ...
0
votes
0answers
33 views

Windows partition encrytped ,unable to boot from grub menu

I added a window 7 entry to 40_custom under /etc/grub.d . The windows entry appears in the grub menu after a grub update , but when I click on the windows option, I get an invalid signature . I used ...
0
votes
0answers
49 views

Can not boot Windows 7 after install Ubuntu 14.04

Hi I am having problems for booting windows in latest ubuntu 64 bit which boots normaly, its a laptop and never had windows installed and uses UEFI and Legacy modes. This is part of the ...
0
votes
1answer
27 views

Dropbox indexing is much slower in Ubuntu than in WIndows

I dual-boot Ubuntu 14.04 and Windows 8 with a shared NTFS storage partition. My dropbox folder is on this shared partition. First, I notice that whenever I switch back and forth between the two OSes, ...
0
votes
1answer
25 views

Grub2 doesn't show Windows 7

I did reinstall UBUNTU 14.04 after having some issues with grub, the problem is that I can't access to my windows 7 anymore as the grub menu shows only Ubuntu partition. P.S/ during the ...
-1
votes
1answer
25 views

Dual boot home premium with ubuntu 14.04

I am using a usb to dual boot windows home premium with ubuntu 14.04. But my problem is that whenever i Choose the option Install Ubuntu with windows side by side and click on install my laptop starts ...