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

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1answer
6k views

Restoring Grub Launcher After Windows 10

I went ahead and installed windows 10 on my windows 8 and Ubuntu dual boot PC. All went smooth and Windows 10 works perfectly however the computer automatically boots to Windows and the grub launcher ...
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1answer
114 views

Boot-Repair made Dual Boot System unusable

After an Update to Ubuntu 14.04, the system no longer started and showed the grub rescue prompt. I was able to start from CD by pressing F10 at the beginning to select the boot medium. Then I was able ...
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1answer
132 views

Dual boot not working (unable to load Windows) on ubuntu

I am new to linux(ubuntu) and have installed it while following different blog posts and stuff to keep my Windows installed and I hope it is. I selected Something else option while installing but now ...
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1answer
225 views

Can't switch to TTY / virtual console on Mac Book Pro, 14.04

Running Ubuntu 14.04 on a 2008 MBP (3,1). Dual booting with rEFInd. Pressing CTRL+ALT+F# does nothing at the greeter or once logged in. I have nomodeset in grub, if I remove it I can't get ubuntu to ...
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1answer
60 views

Why did my Gparted operation fail during the file system check?

I was trying to move free space from my ubuntu partiton to my windows partiton, but i got an error message. I was trying to follow these instrucitons with a bit of variaton due to a different setup (I ...
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1answer
20 views

Grub Error - ^Y: comand not found

I was trying to change default boot option for my laptop(ubuntu and Windows). I can not update the grub which is the last step. When enter the command "sudo update-grub" i get this error "Searching ...
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1answer
363 views

How to edit /boot/efi

I have installed rEFInd, and it works well enough, but I am trying to add a theme. To do so, I need access to the /boot/efi/ folder. When I try to access it, I get the following error: ...
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2answers
1k views

Install Ubuntu 15.04 alongside Windows 8.1

I know the question is repeated but my question pertains to a very specific issue and is likely to be useful for future users who would install 15.04. I read the original answer and it says there ...
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1answer
72 views

Should i consider dual boot with Windows 10 [closed]

I have Dell inspiron 14r with 64 bit 1st gen i3, 3 gb ram, 500 gb drive, Windows 7 preinstalled. I am using ubuntu 14.04 as a dual boot because windows is slow and started crashing frequently. ubuntu ...
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1answer
49 views

I can't install Ubuntu besides windows without format

So I have a SSD of 120 GB on which I have a Windows 8.1 installation. I decided to install Ubuntu besides my Windows 8.1 on my ssd, all went good, I started configuring the OS and installing drivers. ...
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2answers
107 views

Disk partition for ubuntu 14.04.2 [duplicate]

I have installed Windows 7 with two partitions (C & D drives both have 60GB each)on my 160 GB HDD. Now I want to install Ubuntu 14.4.2 on the unallocated remaining disk space. Please tell me ...
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2answers
158 views

Problem with dual-booting Ubuntu 14.04.2 and Windows 7 x64 Ultimate

I have a very interesting question. Okay, so when I boot Ubuntu 14.04.2 x64 from my USB stick, it doesn't detect Windows 7! I have tried to convert my disk to basic, but I don't seem to have an option ...
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1answer
43 views

GRUB won't start with USB storage attached

If I start my system with a USB HDD or Flash Drive (thumb stick) attached, GRUB fails to load. Particularly, it just hangs with a blank screen. Normally I would disconnect the drive and reboot, and it ...
0
votes
1answer
33 views

windows mount in filesystem

If I mount windows by a GUI means, where is it mounted in the filesystem? From a brief look around, it looks like I can manually mount the windows partition in /mnt or /media, but that doesn't appear ...
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1answer
63 views

To Build For Speed: Hard Disk Partitioning [closed]

No, it isn't an already asked question; I've searched everywhere for an answer but nobody seems to have knowledge about the hardware built of a platter. What I want is to instal Windows on one face of ...
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1answer
126 views

UEFI settings do not persist across reboot

Happy to post more details if necessary/useful. I've tried obvious things (boot-repair etc.). Summary By default, the only way I can currently boot my machine is by inserting the Ubuntu (14.04) ...
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1answer
179 views

No linux bootable USB's loading

First I decided on Linux Mint 17.2, created a bootable USB with pendrivelinux and away I went. The mint logo came up, i chose to run mint, and then, my monitor went all blocky and showed part of my ...
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2answers
128 views

Grub with Multiple Operating Systems

I recently installed Ubuntu 14.04.02 on a 10 year old desktop simply as something to do, and with an extra hard drive lying around, I decided to install Turnkey Linux Fileserver solely on the second ...
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1answer
4k views

Grub menu not showing after installing ubuntu 15.04 in dual boot with windows

I have a lenovo g50-80 windows 8.1 is preinstalled in uefi mode. I changed the mode to legacy mode then installed ubuntu 15.04. but even after installing it boot menu was not coming. Then I changed ...
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1answer
23 views

grub(violet screen) did'nt apppear

previously i had windows 7 and windows xp.I formatted the drive containing windows xp .i installed ubuntu 15.04 through USB and allocated the previously formatted drive to it.ubuntu installed ...
0
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1answer
49 views

I installed Ubuntu 14 and accidently removed Windows 7

I wanted to install Unbuntu 14 alongside Windows 7 today (Windows was already installed). In the install menu i choose the "something else option" and gave Ubuntu 200 gb + 8gb for swap like 56mb for ...
0
votes
1answer
71 views

Deleting windows partitions: which one I can safely remove?

I currently have my disk partitioned as shown in the picture. I want to remove all windows related partition (and tidy up the partition table a bit in the process, removing weird 1mb partitions if ...
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1answer
55 views

Windows 8 boot info lost after ubuntu installation

There were some similar questions but I really didn't understand. I'm new to Linux and Ubuntu! I had 4 drives: C: NTFS (For Windows 8) D: EXT4 (For Ubuntu) E: NTFS (Persoanl Storgae) F: NTFS ...
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votes
1answer
69 views

A new SSD with copied partitions and UEFI dual bootable

I got DELL Inspiron 5521 notebook with 1Tb spinning drive /dev/sda which holds several partitions, Win7 among them on /dev/sda5 and Ubuntu root partition on /dev/sda7. It is dual EFI bootable. Today ...
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votes
1answer
406 views

Graphics issues with live boot USB on Macbook Pro Retina

I am exploring possibly dual booting Ubuntu alongside OSX. However, when I'm in the live USB mode, a lot of the dialogue options are missing and some icons will not open when clicked. Here is a ...
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votes
2answers
1k views

Deleted Ubuntu partition and can't access Windows anymore

I'm a linux newbie and I need some help. I partitioned my HDD and managed to install Ubuntu 15.04 along with my pre-installed Windows 8.1, but when I tried it, it kept crashing and restarting by ...
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1answer
194 views

Installing Ubuntu after failed installation with flash drive (no disk drive)

I'm trying to install Ubuntu (version does not matter to me) alongside my Windows Vista Operating System. My laptop does NOT have a disk drive, so I have to use the bootable flash drive option. ...
0
votes
1answer
130 views

Installed Ubuntu alongside Windows 7, can't boot Ubuntu

I've downloaded the iso for ubuntu, put it on a bootable usb stick, installed ubuntu alongside windows 7 (allocating disk space during the installation, taking it from the hdd on which my windows 7 is ...
0
votes
1answer
379 views

UEFI Dual Boot partitioning with 14.04 and Win 8.1 on SSD + HDD

I'm setting up a new machine with a SSD and a HDD. Windows is for gaming and Ubuntu for working. I'll install 8.1 first and leave 10GB on the SSD for /. On the HDD I'll leave 120GB for /home and the ...
0
votes
1answer
395 views

No boot loader is installed in the MBR of /dev/sda. Is that some pain to a only Win8.1 system?

After I made a dual-boot (Win8.1/Ubuntu 14.04) I wanted to remove Ubuntu. I am a really newbie guy at this. First I deallocated the Ubuntu partitions at Win8.1 and joined them into the Win8.1 OS ...
0
votes
1answer
423 views

GRUB menu does not show after shutting down and restarting from Ubuntu on a Sony Vaio with pre-installed Windows 8 dual-booted with Ubuntu

I have installed Ubuntu 15.04 with Windows 8 on my Vaio. When I shut down from Windows and start the laptop, I get the GRUB menu and can select between booting with Windows and Ubuntu. However, after ...
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1answer
37 views

Expanding Windows partition easily

When I installed Ubuntu onto my hard drive, I already had Windows installed. I had to allocate space for Ubuntu, and I did so using a cute little slider. I made my Ubuntu partition a bit too big ...
0
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1answer
51 views

Upgrade dual boot windows [closed]

I currently have a dual boot of Windows 7 32 bit and Ubuntu 14.04 I'd like to upgrade windows to 64 bit. Is there any simple way to do that? Should I remove Windows completely from my computer and ...
0
votes
1answer
2k views

creating partition /biosboot for fedora 22

I've installed fedora 22. I've created a partition /biosboot for this. After restarting I found fedora 22 and other two linux distro ( ubuntu and linux mint) but windows 7 disappear. How I get windows ...
0
votes
1answer
767 views

How to boot directly into Windows 10 from grub on Windows8.1-Windows10-Ubuntu15.04 tripleboot system?

I have a tripleboot system having Windows8.1, Windows 10 and Ubuntu 15.04. When I choose Windows from grub menu, it takes me to Windows bootloader giving choice between Windows 10 and Windows 8.1. How ...
0
votes
1answer
218 views

Will updating the BIOS remove my Ubuntu EFI entry?

I have an HP ProBook G1 with Windows 8.1 OEM on which I installed Ubuntu 14.04 LTS in dualboot. This laptop has a BIOS that makes it difficult to change the default boot loader called at hardware ...
0
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1answer
113 views

Acronis Extended Capacity Disk

I have a Western Digital Black 4 TB Hard Drive in my PC running Windows 8.1. To get past my PC's 2 TB limit I have used Acronis Extended Capacity Manager to gain access to hard drive space beyond the ...
0
votes
1answer
42 views

Mac OS X, Ubuntu dual installed incorrectly; what is the preferred way to go back and try again?

I thought I had installed rEFInd Boot Manager correctly, partitioned my Mac HD to reserve 30GB for Ubuntu, and when I rebooted my computer, I could chose between operating systems. Unfortunately, ...
0
votes
1answer
328 views

How do I fix boot problems after installing Ubuntu 14.04 alongside Windows 8.1?

I installed Ubuntu 14.4 (64bit) alongside the pre-installed windows 8.1 (64bit) on my laptop Dell Inspiron 7548 around 1 month ago (UEFI partition). For this purpose I used liveUSB according to ...
0
votes
1answer
47 views

ubuntu not working

I have a macbook pro (15 inch, mid 2009) with OSX Yosemite 10.10.3. At first I wanted a dual boot... I have tried: -live disc boot with ubutnu 14.10 -Newly burned 14.10 & 15.04 as well -ubuntu ...
0
votes
2answers
247 views

Easiest way to get GRUB bootloader to appear first

so here's my problem. I'm running a dual boot Win8/Ubuntu 14.04 LTS setup, I forgot to install the GRUB bootloader when I was partitioning for the Ubuntu 14.10 installation. This forces me to boot ...
0
votes
1answer
268 views

Trying to dual boot Windows 8.1 with Ubuntu on Acer Aspire 779G

As it says in the title, I am trying to dual boot 8.1 with Ubuntu 14.04 Lts. I am starting my first big boy job as a software analyst and as you can guess they primarily use linux platforms. I ...
0
votes
1answer
23 views

using /home/user/music on two different Ubuntu installs on the same machine

I like playing around with the newest daily builds, different DE and stuff, yet need a solid (LTS) fallback to rely on, so I have two installs on the same machine... I know it wouldn't be a wise ...
0
votes
1answer
535 views

How to get OS selection screen?

Recently installed Ubuntu 14.04 along with windows 8.1 in my dell inspiron 15 5547 (Legacy Mode, windows 8.1 in uefi mode), while restarting OS selection window is not displayed. Every time I need to ...
0
votes
1answer
178 views

Installing Windows 7 after installing Ubuntu on btrfs: how to restore boot?

I've looked at the answers on this question, but none of them solved my problem: How can I repair grub? (How to get Ubuntu back after installing Windows?) My system is partitioned as follows. ...
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votes
1answer
63 views

System time drifts terribly on Ubuntu 12.04.5 Dual boot

I have a problem of system time drift on my newly-installed Ubuntu 12.04.5 dual boot with Windows 8.1. By the word terribly, the drift is clearly noticeable by your eyes when looking at the seconds of ...
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votes
2answers
77 views

Cant boot into Windows 8 through grub2 menu

I installed kubuntu15.04 alongside windows8.1 and it worked perfectly for some days...but it stopped showing grub menu so I installed EasyBCD software and I think I messed up with its settings AND NOW ...
0
votes
1answer
60 views

How do I re-enable windows partition after moving drives?

I realize the general idea has been answered many times before. My trouble it that my situation seems too specific to address as a Google search. I have a windows 7 based drive (150GB) that was ...
0
votes
1answer
521 views

How to install ubuntu on already existing partitions [duplicate]

I installed Ubuntu 32bit because I'm a noob and now I've uninstalled it to install the 64bit version. After uninstalling I'm left with two new partitions a 80GB and a 26GB from the previous ...
0
votes
1answer
205 views

Does Ubuntu support the asus crosshair v formula Z motherboard?

I have been trying to install ubuntu 15.04. I have no errors, and I can load the OS on the flash drive as well as see and play with all my windows drives on the system, but the partitioner freezes and ...