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

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1answer
279 views

How to install Ubuntu alongside Windows 8.1 with multiple hard drives [duplicate]

I have only used Linux Mint before and installation was very straightforward and automatic. I just got a new laptop with a 128gb SSD and 1tb HDD. I have two questions: I don't need Ubuntu on the SSD ...
0
votes
1answer
271 views

Unable to dual-boot Ubuntu 14.04 with pre-installed Windows 8.1 (Sony Vaio S series Laptop)

I recently installed Ubuntu on dual-boot mode with pre-installed Windows 8.1. When I turn on my laptop, it boots straight to Windows without showing boot option or GRUB. However, I can boot to Ubuntu ...
2
votes
3answers
342 views

Not booting any operating system

I installed Ubuntu 14.04 (Trusty Tahr) along with Windows 8. When I install it I give it just a 7 GB partition. After five days the Ubuntu partition is completely full (low space). So ...
0
votes
1answer
195 views

Cannot boot Ubuntu 12.04 after Fedora 21 dual-boot installation

I had Ubuntu 12.04 with root on /dev/sda2 and installed Fedora 21 with converting disk from MBR to GPT.Now I can boot into Fedora and have Ubuntu option in my GRUB, but it fails with error: kernel too ...
0
votes
1answer
70 views

Install Ubuntu in a second drive and grub in the primary one

I currently have 2 HD's: 120Gb SSD - Used by the existing Windows 7 OS 2Tb HDD - Here I have the user folder and all the programs. I'm planning to install Ubuntu on my PC, but I would like to make a ...
0
votes
1answer
1k views

Can't dual-boot Windows 7 after installing Ubuntu

After having some compatibility issues with some software on Ubuntu, I decided I should dual boot windows 7 so I can use that software. After booting from an Ubuntu live CD and partitioning off 100GB ...
1
vote
0answers
69 views

Ubuntu doesn't detect eth0

I use dual-boot Ubuntu 14.04 / Windows 8.1. I formatted Windows, but grub didn't catch Windows. So I used boot-repair and it worked well except one thing... Ubuntu doesn't detect eth0 after I used ...
0
votes
1answer
38 views

Ubuntu + Windows Fails [duplicate]

I want to put windows and Ubuntu together in one pc (seems possible xD). I reduce my hard drive to 150GB and install Ubuntu 14.04 on that. All easily. He installed all well and I restart it. Then ...
1
vote
1answer
38 views

setting dual boot on a system with window 8 and ubuntu installed on different patitions

Note: I have seen some post on how to install ubuntu on a windows 8 pc. I think this problem might be different. I created 4 partitions on my hard drive so that I can put windows 8 in one partition,...
1
vote
1answer
66 views

Ubuntu 14.04 installer insists on running in UEFI mode

I am trying to dual boot Windows 7 along side Ubuntu 14.04. I have managed to set this up successfully on my old laptop (which only uses Legacy BIOS) using an installation CD and EasyBCD. However when ...
-1
votes
1answer
99 views

wont boot, freezes at purple screen, cant use terminal to fix at all. tried it already

installed ubuntu on a External HDD, wont boot first time installation ran after installing it to the HDD from windows and restarted. but it wont boot after that, it freezes at a purple screen. i ...
0
votes
1answer
55 views

Ubuntu and Fedora dual boot

i've successfully dual booted fedora and ubuntu, how do i remove the bootloader from fedora and just use ubuntu's bootloader for both fedora and ubuntu (Ubuntu version 14.01 and Fedora 21 )
0
votes
1answer
44 views

Cant start Ubuntu from dvd device

I am a long time user of Ubuntu and I'm trying to get it runnning on this pc with preloaded windows 8.1 I have disabled secure boot and dealt with UEFI, when I enter the BIOS I have moved CD/DVD boot ...
0
votes
1answer
25 views

Program that switches between dual boot OS's?

Is there a program that gives me the option of switching between my dual boot OS's? Something like a "Restart into " option add-on. So instead of manually restarting my computer and selecting the OS ...
0
votes
1answer
75 views

Xubuntu. Help me build a system using Xubuntu with older laptop configured with Win/xp sp3 using only 1 of the partitions both partitions are 9.5 GB [closed]

I would like to give specs of this machine after explaining my situation. First, I have no background knowledge of (Unix, Linux, Ubuntu... etc.) What I want from you, instructions of how to download ...
0
votes
2answers
110 views

Installed Ubuntu and now cannot Boot into it!

I installed Ubuntu in my new machine.Before installing I made the following changes turned off the fast startup option in windows 8.1 changed the boot to legacy supported changed preference to ...
1
vote
1answer
518 views

BCM43142 WiFi not working in Ubuntu 14.04.2 [duplicate]

I tried many solutions given for other BCM43 drivers and nothing helped me!! I saw one guy posted that WiFi wont work for Wubi Ubuntu of BCM43142. I do not have ethernet connection too in my home!! I ...
2
votes
1answer
584 views

Error on boot: no such partition grub rescue

I have a dual boot system (Windows 8.1 and Ubuntu 14.04.02), However recently I have changed my motherboard and since then I am getting an error. I have reinstalled both of my operating systems and ...
1
vote
1answer
36 views

How to dual boot ubuntu and other distro?

I have a FAT32 formatted USB flash drive and I have burnt an ISO image in it using: dd if=myiso.iso of=/dev/sdb1 When it completed, I tried to boot from the USB and got an error Missing or corrupt ...
1
vote
1answer
155 views

Why does my gparted look like this?

I'm having trouble understanding my current GParted report. I started out with two partitions so I could dual-boot Ubuntu with Windows 8. Later, I tried to adjust the settings of my computer so I ...
0
votes
2answers
109 views

messed up my boot/efi, couldn't boot into anything, now boot repair is not working either

i "accidentally" messed up the boot/efi folder when i was trying to replace it with one i had copied earlier(stupid I know) When i rebooted the computer i could not boot into ubuntu 14.04 nor windows ...
0
votes
1answer
54 views

Failure to boot

I have repeatedly installed Ubuntu 14.04.2 desktop i386 alongside Windows XP on my Dell Dimension 2400 several times in the past several days and each time the installation claims that it has ...
0
votes
0answers
16 views

No option to boot to Windows 7 on startup? [duplicate]

I have installed Ubuntu to dual boot with windows 7 on my laptop. However, my laptop boots straight to Ubuntu without giving me a chance to boot to windows 7. Is there a way I could get a choice on ...
0
votes
2answers
621 views

How to delete both partitions from grub-rescue screen?

I'll go into deep details so you can understand what's going on exactly. I've been using Ubuntu and I wanted to experience different distros. On my PC, it wasn't dual-booted, I had only Ubuntu and ...
0
votes
1answer
34 views

Data Recovery from unidentified disk [duplicate]

I was having windows 8 and ubuntu 12.04 on dual boot. Somehow my windows 8 was crashed so i reinstalled windows but now i'm not able to access ubuntu as well the data on it.I checked disk management ...
1
vote
2answers
665 views

Grub issue, boot repair not working

I have an installation of multiple systems on my laptop. I m running on a asus vivobook x202e with an i3, a 240gb ssd and 4gb ram. I have: Ubuntu 14.04, Ubuntu 14.10, Windows 8.1 and and fedora (Cant ...
0
votes
1answer
348 views

Windows 8.1 won't boot after Ubuntu install

http://paste.ubuntu.com/10728209/ Not sure what happened... I can see my Windows 8.1 partitions, but the PC will not boot Windows. I don't have a Windows CD. Any ideas?
0
votes
1answer
48 views

I can not boot windows XP Pro after installing Trusty Tahr 14.04

When I installed ubuntu I chose the option of Run alonside Windows Xp Professional. When the installation completed the computer restart itself and it brought me to the purple ubuntu boot menu. If I ...
0
votes
1answer
164 views

Problems with grub finding windows. Windows 7 / Ubuntu 14.04

So I'm gonna start out with this: http://paste.ubuntu.com/10720995/ Okay, so I have Ubuntu 14.04 and Windows 7 installed on separate hard drives like this: sda: Ubuntu 14.04 sdb: Windows 7 sdc: ...
0
votes
2answers
404 views

Can I install Ubuntu 64 bit alongside a Windows 8.1 32 bit pc? [duplicate]

UEFI is not enabled in my PC so Windows 8.1 was installed in Legacy Mode and I was wondering I could dual-boot 64 bit version of Ubuntu with Windows 8.1 32 bit PC without any problems? Also if it is ...
0
votes
1answer
385 views

Unable to go back to Windows 8.1 after installing Ubuntu for dual boot

I own a Lenovo G500s touch laptop that originally came with Windows 8.1 I followed an online tutorial on how to dual boot Windows 8.1 and Ubuntu. As of now, Ubuntu 14.04 loads up just fine after ...
1
vote
2answers
4k views

How to fix a corrupted partition table?

I was running a duel boot windows 8.1 and ubuntu 14.04 when I suddenly could no longer boot my system. After booting into a live usb and run GParted I get this error: Input/output error during ...
0
votes
0answers
19 views

along side option is not showing while installing Ubuntu [duplicate]

I have windows 7 and want to install ubuntu 14.04 alongside it but alongside option is not showing. In windows 7 I have 3 Basic partition including "system Reserved" partition. I have also did a Disk ...
-1
votes
1answer
188 views

GPT - Adding Windows and dual-booting with existing Ubuntu install

:~$ sudo gdisk -l /dev/sda GPT fdisk (gdisk) version 0.8.8 Partition table scan: MBR: protective BSD: not present APM: not present GPT: present Found valid GPT with protective MBR; using ...
0
votes
1answer
40 views

Re-install working version of Ubuntu

I have an Asus laptop that I got over the summer which came with Windows 8. I installed Ubuntu so I could dual-boot, but something happened (I cannot say what it was, for I really don't know) and I ...
0
votes
1answer
49 views

Help interpreting fdisk after boot problems

I duelboot Windows 8.1 and Ubuntu on my laptop (unfortunately I can't remember which version of ubuntu I have). I today tried to boot it up and received the message "error: no such partition" when ...
0
votes
3answers
65 views

Grub2 rescue with Win7 & Ubuntu [duplicate]

I installed the Ubuntu 14.04 and a Windows 7 in the same HD. And everything was working, but I created another partition in Windows to store data. And now I can't boot. error unknown filesystem grub ...
1
vote
1answer
59 views

Theoretical question: removing the wrong entry with efibootmgr?

Efibootmgr lists Ubuntu and Windows Boot Manager, as well as two other things that say UEFI (I'll update this with better info later, I'm on mobile). If I were to accidentally remove windows or the ...
0
votes
1answer
118 views

Installation of Ubuntu 14.10 alongside Windows 7 [duplicate]

I want to install Ubuntu 14.10 64bit version in my pc alongside Windows 7 64bit OS. So I have installed Windows 7 and now when I tried to install Ubuntu, it doesn't detect any OS and shows it doesn`t ...
0
votes
1answer
134 views

Unknown file system, unable to boot from live cd

Facts are, I used to have a dual boot linux and windows 7. Tried to make grub handle bootloader, messed it up, nothing works now. I get grub rescue right from the off. No way I can boot into any ...
0
votes
2answers
2k views

Can I dual-boot Windows 10 and Ubuntu 14.04 on 2 hard drives?

Can I dual-boot Windows 10 Technical Preview and Ubuntu 14.04 on 2 hard drives, 1 SATA built into my PC and one portable HDD. I want to but I am scared it won't work. Here are my specifications: AMD ...
1
vote
0answers
834 views

Full Disk Encryption on Mac PC with EFI dual boot

Recently I installed Ubuntu Server 14.04 LTS on my Mac Mini late 2011 using the instructions in the article "Ubuntu + Mac: Pure EFI Boot". Now, I want to do dual boot in my Macbook Pro where I already ...
0
votes
1answer
129 views

Dualboot Windows 8.1/Ubuntu 14.04 No Windows Bootloader on grub2

So, I had Windows 8.1 and Ubuntu running fine on my laptop until Ubuntu updated to 14.10, after that Ubuntu could not load, just a Purple Screen and a Blinking CapsLock Key, so I booted into Windows ...
1
vote
2answers
172 views

I want to install Windows 7 alongside Ubuntu 14.04 but I have a problem

I am trying to install Windows 7 alongside my Ubuntu 14.04 LTS. I went through some answered questions and basically got the idea how to do it from here. First step is as follows: First, you have ...
1
vote
2answers
121 views

How to reduce the size of my Ubuntu main partition to be able to install a new OS in dual-boot [duplicate]

I would like to install windows on my system on which I have installed Ubuntu already.I went through a couple of previous answers but I understand that the first thing is to create a partition on the ...
1
vote
1answer
358 views

Unable to Install Ubuntu alongside Windows 7 (Legacy BIOS)

I am trying to install Ubuntu 12 / 14.04 (x86 & x64) alongside Windows 7. I have a bootable USB stick and when I try to install Ubuntu there is no alongside Window` option neither the Windows ...
2
votes
1answer
156 views

How to boot to Ubuntu ISO image on drive? [duplicate]

I can't boot to the Ubuntu 14.10 ISO I have on my drive (running Ubuntu 14.04 as my main OS btw). I added these lines to the bottom of /etc/grub.d/40_custom: menuentry 'ubuntu-iso' { set isofile="...
1
vote
1answer
219 views

Can't reinstall grub from Live CD after reinstalling Windows

How do I reinstall grub, after I have reinstalled Windows XP on dual boot system? I have Ubuntu 14.10 installed, and I'm trying to reinstall grub from Ubuntu 10.04 Live CD. However, I cannot install ...
1
vote
1answer
99 views

Dual boot Ubuntu14.04/WIN7 separate disks

posting this question after three days searching online and trying various things. I have two physical drives (each a 480GB SSD), one with Ubuntu 14.04, one with WIN7. I would like to get a choice ...
0
votes
1answer
332 views

Lenovo g500s dual boot

so here goes another dual boot thread. Before anybody screams at me, I've scoured the internet looking for threads, because Lenovo apparently decides to over complicate things. So here we go: Lenovo ...