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

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1
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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
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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
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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
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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
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2answers
122 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
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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
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1answer
220 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
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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
333 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 ...
1
vote
0answers
154 views

Can't generate grub.cfg

Software Up To Date installed a new kernel for me yesterday ( Ubuntu 12.04, kernel 3.13.0-48-generic) After rebooting I ran grub customizer and got an error. Same from update-grub: Generating grub....
0
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0answers
19 views

Increase disk partition size? [duplicate]

I partitioned my laptop to dual boot Ubuntu 14.04 LTS along side Windows 8.1 and I allocated 20 GB of my 500 GB hard drive to Ubuntu. Now I want to increase the size. I just started programming and I ...
0
votes
2answers
509 views

Can't boot into Windows 8.1 from Grub menu on Ubuntu 14.04 LTS

My computer specs - 2GB RAM, Intel Core2Duo @ 2.7 GHz, 250 GB HDD. I've Windows 8.1 in partition C:\ and when installing UBUNTU 14.04 LTS, I chose the option "something else" and selected ...
1
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0answers
310 views

Unable to install ubuntu alongside windows 8.1 with raid0: no partitions detected

I tried installing Ubuntu 14.04 alongside windows 8.1 on my machine using an Ununtu USB drive in UEFI mode, but no luck: My machine is Asus UX301, preinstalled with Windows 8, upgraded to 8.1. Got ...
0
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5answers
4k views

My dualboot windows 8.1 ubuntu is not working

I'm trying for 2 weeks to install ubuntu on dual boot with my brand new G551 asus windows 8.1 and I don't succeed. I succeeded to install Ubuntu but I can't boot to there, I've no grub who shows up ...
0
votes
1answer
156 views

Hide partitions on RAID0 in GRUB2

I'm trying to hide two Windows versions from each other. I know how to do this on a single drive, however, it seems to be somewhat more difficult on a RAID0. More precisely, I don't know how to ...
0
votes
2answers
948 views

Ubuntu 14.04.2 LTS x64 live CD or live USB doesn't boot on Gigabyte GA-H97M-HD3 motherboard

This is my PC: G.Skill Ares DDR3 1600 PC3-12800 8GB 2x4GB CL9 Gigabyte GA-H97M-HD3 Intel Core i7-4790 3.6Ghz Box Kingston SSDNow V300 120GB MSI GeForce GTX750 OC 2GB GDDR5 Seagate Barracuda 7200.14 ...
1
vote
4answers
461 views

Dual boot Ubuntu and Windows 8.1 SSD and HDD

I have searched every where but found nothing, probably because my case is an exception. I have Windows 8.1 installed on my 1TB HDD, I have a 120GB SSD, and I have installed Ubuntu on it with 2 ...
2
votes
1answer
32 views

Need help with reinstalling grub

so I installed windows 7 after installing ubuntu, and as you may already know I can't log back into ubuntu. I tried running boot-repair but it seems to be stuck on purging the kernels (I left it for ...
0
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0answers
381 views

Can't able to install Ubuntu 14.04.2 LTS inside windows 7 [duplicate]

Whenever I install Ubuntu its shows me the option install Ubuntu inside windows 7 but when I choose to install inside Windows 7 it automatically restarts. My HDD is Basic.
2
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0answers
360 views

How to boot Windows 8 installed in legacy mode using GRUB in EFI mode?

This question is linked to this: How to boot Windows 8 from a legacy MBR partition in UEFI mode via GRUB? But I can't access windows anymore, so I can't run bcdboot. Here's my partition tables: ...
-1
votes
1answer
53 views

I have ubuntu 14.04 on my laptop, i want to dual boot windows 8.1 alogside it

I previously had windows 8.1 preinstalled on my pc, later i dual booted it with ubuntu 14.04, then i later accidentally removed my windows, currently my pc boots from UEFI , where i still have "...
0
votes
1answer
285 views

Boot-Repair - No repair recommended

I see a lot of questions on this topic, perhaps if I was more experienced I would be able to see a solution to my problem. I am running a dual boot with Windows XP + Ubuntu 14.04 for about 6 months ...
0
votes
1answer
78 views

Error while opening a different partition in ubuntu [duplicate]

I had done a dual boot by installing windows 8 on Ubuntu 14.04 in a NTFS partition. I made another separate NTFS partition for accessing files in both Ubuntu and Windows. Initially it worked normal ...
0
votes
1answer
658 views

Ubuntu 14.04 dual boot with Windows 8: WiFi stops working spontaneously

I'm having a problem connecting to the internet.. I installed ubuntu 14.04 on my Lenovo Y50-70, dual boot with the pre-installed Windows 8 OS I had. I used this guide. Everything works perfectly, ...
0
votes
1answer
98 views

My laptop not showing dual boot [duplicate]

Im using dell vostro 3546. Just before i was install successfully ubuntu. Before it has windows8.1. Now i did restart my laptop and doesnt showing dual boot and it showing only ubuntu. I donot know ...
0
votes
1answer
99 views

Legacy mode, Grub can't load win8 even it's in grub list

I don't think I can handle daul-boot in UEFI mode, so I delete efi floder in Win8 iso as Microsoft suggests to install win8 in legacy mode. Then turn to install Ubuntu. I create some unallocated space ...
0
votes
2answers
75 views

Problem booting Ubuntu after removing Windows

so I've got a system that originally had Windows 8.1 on a regular HDD. I added an SSD and installed Ubuntu on it. After getting everything setup (this is my new media server), I decided to just ...
0
votes
3answers
649 views

If I resize a windows partition for install will that cause data loss?

I have a 40GB hard drive with 26GB free with a single partition with an ntfs file system that I want to install Ubuntu 14.04.2 on. If I resize the windows partition for the installation, will the ...
0
votes
1answer
37 views

Problems with partitions installing net verison Ubuntu alongside Win 7 Home Prem

I'm stuck installing Ubuntu 14.04 with the partition part of the install. I am downloading and using the net install since I can't burn DVDs, so I just downloaded the mini.iso and burned it to disc ...
0
votes
1answer
107 views

Error message when trying to install from USB

I have an old Lenovo laptop which came with Windows 8 preinstalled. I "factory reset" it and installed Ubuntu but then decided I wanted to switch to Zorin instead. I followed this article and deleted ...
0
votes
2answers
59 views

Can't Boot Window7 at grub2 menu

I recently installed Ubuntu 14.04 on the same partition as windows 7. I shrunk the win7 partition expecting that that will allow me to install Ubuntu ( which it did ). When I start up my computer it ...
0
votes
1answer
148 views

Boot repair disk shows nothing under “Grub location”

I am running a dual boot with Ubuntu 14.04 and Windows 8. The upgrade to Windows 8.1 broke my Ubuntu boot, and boot repair disk failed to fix this. After receiving some comments to my previous ...
0
votes
1answer
27 views

Deleted Ubuntu Partion, stuck on grub2

I deleted my Ubuntu partition, and tried to boot a recovery drive, but I just get grub. Grub also says "unknown filesystem" for all partitions. Is there a way to bypass grub? I'm using Windows 8.1, ...
0
votes
1answer
154 views

Using Universal USB Installer on a VHD to Dualboot

I'm looking to multi-boot (I have Windows 8.1, and 10 Technical preview on dual-boot), and I'd like to do so with a VHD rather than a USB or a disc. That's mainly because I don't have any USB device I ...
1
vote
1answer
2k views

Installing Windows7 after Ubuntu 14.04, other recommendations not working

I know this questions has been asked hundreds if not thousands of times, and I've actually successfully done this before, but I've tried several things on this system, and nothing has worked yet. ...
1
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0answers
42 views

Full switch from windows to ubuntu?

Recently I partitioned my hard drive an allocated 60 GB of space to an Ubuntu dual-boot. However, I realized I've spent the majority of my time on Ubuntu and would like to replace windows with Ubuntu ...
0
votes
1answer
5k views

Resize2fs: The filesystem is already blocks long. Nothing to do!

I'm trying to resize my root partition of Ubuntu 14.04. Referring to the answer here:How to extend my root (/) partition?, I did the following: Boot from live usb Shrink a volume using Gparted, ...
0
votes
2answers
993 views

Install Ubuntu 14.04.2 alongside Windows 7

I have read tutorial after tutorial and seen almost ever questions answered on here about how to dual boot ubuntu with windows, and nothing is helping. I partitioned my hard drive in windows. I made ...
0
votes
0answers
48 views

the disk drive for /dev/mapper/cryptswap1 is not ready yet or not present error on startup [duplicate]

On start-up I get the error: The disk drive for /dev/mapper/cryptswap1 is not ready yet or not present but then Ubuntu starts normally. I recently installed Ubuntu 14.04 in dual boot with Windows ...
0
votes
1answer
78 views

Installing Ubuntu along with Windows 8.1

I'm using Windows 8.1 and also want to install Ubuntu as dual-boot?. Should I install Windows 8.1 on a separate partition and Ubuntu on another partition? Is there any problem like file distortion in ...
2
votes
3answers
1k views

Installing Ubuntu 14.04.2 dual boot with Windows 7

Based on the results shown below, I believe that my next step would be to shrink the C/: volume from within Win7 and install Ubuntu in the free space. Any thoughts? The output of sudo parted --list ...
0
votes
0answers
405 views

“NTFS5: No wubildr” on reboot after installing Ubuntu [duplicate]

I just installed Ubuntu 14.04 as dual-boot with Windows 7 using the live USB method. The computer has a NVIDIA GeForce 210 graphics card. After Ubuntu installed it prompts me to reboot, after ...
0
votes
1answer
1k views

Dual booting OpenSUSE and Ubuntu

I'd like to install OpenSUSE 13.2 on my computer alongside Ubuntu 14.10. All the guides I've found are outdated. I have 3 partitions on my disk: / (formatted as ext4), /home (ext4), and swap. Is dual ...
0
votes
2answers
67 views

What is the recommened way to dual-boot Windows 8.1 and Ubuntu on two HD? [duplicate]

I am building a computer and have a 1 TB hard drive and a 250GB SSD. I would like to install both OS on the SSD and have them both be able to access the HD. Would it work to install both on the SSD ...
0
votes
1answer
103 views

not able to boot any OS Windows or Ubuntu

My system is Samsung laptop with a 128GB samsung ssd I've installed Ubuntu as dual-boot with Windows from live USB. After restart, My system does not boot to any of the OS. I did a boot-repair from ...
0
votes
0answers
28 views

Ubuntu partitioning doesn't see my windows partitions correctly [duplicate]

I am trying to setup a Ubuntu 14.04 alongside Windows 7 on the same disk. From Windows I shrunk 2 drives to free 80+ gb in order to use the space for the ext4 and swap. I also deleted a primary ...