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

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1answer
378 views

Windows 10 not booting after installing Ubuntu 15.04

I was using Windows 10 in legacy Bios mode. Yesterday I have tried installing Ubuntu 15.04 and the Installation was successful. I have installed Ubuntu in Seperate Partition. I can boot in to Ubuntu, ...
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0answers
44 views

Remove Ubuntu Without Windows Recovery (I think I found a workaround)

I'm running Windows 10 and Ubuntu 15.04 on dual boot. I want to get rid of Ubuntu, mostly because it's eating up space and I don't use it too frequently. Most of the articles that I have read suggest ...
0
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1answer
36 views

Shared Drive (Dual Boot): Auto-mounting

Currently dual-booting Win10/Ubuntu and I'm wanting to auto-mount a shared NTFS drive that I created earlier today. I watched some video tutorial on YouTube explaining how to get the drive details and ...
2
votes
3answers
4k views

Problem logging in after 15.10 upgrade

I've run distro upgrade from 14.04 to 15.10 with the release image. I have choosed complete wipe installation. No errors during installation and I`m able to login in normally. Eventually I will get ...
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0answers
62 views

Successful install to partition, no boot-loader

I just bought a new Acer Aspire ES 15 laptop with Windows 10. I installed Ubuntu 14.04.3 LTS via USB onto a partition and supposedly the operation was successful but when I attempt to boot without the ...
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0answers
43 views

How can I install and set up a second Ubuntu install to use my existing home partition as it's home folder?

I want to install a second distribution of Ubuntu 15.10 this one with gnome. I need to be able to use my encrypted home partition from my existing kde 15.10 install. How can I install and set my new ...
1
vote
1answer
82 views

Getting “Permission denied” errors from efibootmgr

Well, im a new linux user, i recently made a dual boot (between Windows 8.1 and Ubuntu) but when I restarted the PC I saw BIOS POST screen (you know, that screen with "press to enter boot, press to ...
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0answers
28 views

Problem with dual boot with windows after using easybcd

I installed ubuntu but i made some mistakes using easybcd, so now i see through boot with easybcd two calls :"neo smart linux",and there isn't any windows voice. I tried a lot of tools but no one ...
1
vote
1answer
117 views

Can't boot into Ubuntu after run boot-repair

This is an urgent case because I am no longer boot into any OS in my laptop now, I am using my phone to post the question. I am using dual boot on my laptop- Ubuntu 14.04 LTS 64 bit- Windows 8 and ...
0
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1answer
59 views

How to Dual Boot Windows 10 & Ubuntu 15.04 Both On Seperate Drives?

Last night I attempted to install Ubuntu to my secondary hard drive and dual boot Windows 10. It completely borked everything. Grub screwed me over. I think my grub is still messed up and I need to ...
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0answers
68 views

Wired/Wireless connects and disconnects repeatedly

What I have tried: First thing I did was remove Ubuntu 15.04 and did a clean install via USB of Ubuntu 14.04. (Note: on all other computers that I have installed Linux on the network has started ...
1
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0answers
59 views

Ubuntu 14.04 doesn't boot (isn't recognized)

I have had dual boot Windows10 / Ubuntu 14.04 installed on my laptop. There was problem with windows booting, ubuntu was fine, grub menu showing at the start. I tried fixing windows by repairing MBR ...
1
vote
1answer
32 views

Partition problem multi dual systems

I have a 1TB disk with primary partition and one extended partition. With several partitions, some for windows xp , other for linux, and one for truecrypt. In my extenden partition I has 400 gb of ...
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0answers
66 views

Installing Ubuntu alongside Win 8.1 using Unetbootin shows error on reboot

I used Install Ubuntu without CD and USB , how? answer and used unetbootin to chose C:\ drive on my windows 8.1. The problem is that answer is only for windows 7 users exlusively. Got the boot ...
0
votes
1answer
53 views

Ubuntu 14.04 Install alongside Windows

Okay, I was wondering what file Ubuntu sees in windows to know to do the option of install alongside windows? For some reason, when you update Windows 7 to Windows 10. Ubuntu still sees Windows 7 as ...
1
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0answers
15 views

Installation of libglew1.6-dev causes next reboot to result in black screen with blinking cursor.

I'm just beginning to use Ubuntu and I don't understand a problem I've been having. It seems incredibly specific as I haven't been able to find anyone else with a similar issue so I was wondering if ...
1
vote
1answer
138 views

Dual Boot Windows 10 / Ubuntu 15.04

I've done this a lot of times and it worked normally but this time there's a little difference: I got by normal windows 10 and ubuntu 15.04 dual booting with grub and all. I installed CentOS 7 ...
0
votes
1answer
156 views

Dual Boot Ubuntu 14.04 after windows 10

After today's disaster I'm not trying to dual boot ubuntu 14.04 with windows 10 again.I wasted a day and a half trying to get back to where I started. 1. Nothing comes up asking if I want to dual ...
0
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3answers
112 views

Make BIOS boot over GRUB [closed]

After installing Ubuntu in dual boot with Windows, my BIOS was replaced by GRUB. How to replace it with the BIOS again without reinstalling Windows?
1
vote
1answer
169 views

Ubuntu will not boot after updating to 15.05

I'm an Ubuntu beginner. I had been using 14.04LTS for several months because it had been promoted as a no-cost alternative to upgrading to a version of Windows from XP. During that time, all my ...
1
vote
2answers
61 views

Trying to setup dual boot. Now nothing boots :/

I have been trying to setup dual bot in my laptop (ubuntu 14.04 and Windows 8.1) and right now the computer doesn't boot and I get the error: "Insert system disk in drive. Press any key when ready." ...
1
vote
0answers
16 views

Irregular start-up/bootup behavior

I am dual-booting Windows 10 and Ubuntu 14.04. It mostly works out great! However, Ubuntu behaves reaaaaaally oddly when booted into. As soon as I leave GRUB, having selected to boot Ubuntu, randomly ...
1
vote
1answer
39 views

upgrade to ubuntu 15.04 along with windows 7 without losing data

I have installed ubuntu 14.04 version on my desktop along with windows 7. But, now i want to upgrade my ubuntu to 15.04 version. How can i upgrade without losing my data on my hard drive?
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0answers
21 views

Dual-Boot with windows 7, ubuntu won't boot [duplicate]

I am new to linux and have been trying for a day now to get it installed, which i have, but it will not boot. When I turn on my pc, it boots straight to windows. I'm not sure what to do to fix this. I ...
0
votes
1answer
53 views

Ubuntu 14.04 64-bit running on low graphics mode on windows 8?

I have tried installing ubuntu 14.04 64-bit on windows 8 , the installation completed without any error but after installation completed it shows me a message that System is running in low graphics ...
0
votes
1answer
36 views

How to decrease ubuntu disk space and increase windows' on a dual boot win10/ubuntu 15.04? [duplicate]

I have Ubuntu 15.04 26G in the / 4G in Swap and 70 in /home and i have win10 on a dual boot taking 20G all on a 120G hard drive now i need more space on the win10 partition let's say 20G more and i ...
0
votes
1answer
117 views

Can't boot my Windows 10 after installing ubuntu 14.04

I'm quite a newbie in Ubuntu and I need your help. You can see, that windows is on dev/sda3 and it has mount point /windows But when I'm trying to boot using GRUB,or trying to recover, it says that ...
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0answers
78 views

Ubuntu 14.04.3 Dual boot - No grub menu

I've installed Ubuntu 14.04.3 in a partition along side Windows 10. Grub menu doesn't show up, it directly boots to Windows 10. Here's my boot-repair info: http://paste.ubuntu.com/12864055/ What do ...
1
vote
1answer
93 views

ubuntu 15.04 alongside windows 10 dual boot [duplicate]

I have sony-vaio E-series model SVE14A15FAP. it was windows7 pre installed but I upgraded to windows10. used for some time and I want to use it alongside ubuntu 15.04, but after a successful ...
1
vote
2answers
153 views

How can I change 10_lupin file from read only mode to write mode?

It is in the directory /etc/grub.d/10_lupin. I am trying to install Ubuntu on my old Windows XP computer through wubi Windows installer for Ubuntu. However, there is a bug in 10_lupin, which is a ...
0
votes
1answer
77 views

Dual Boot: Lan not working in Ubuntu

I have dual boot with Ubuntu 15.04 and Windows 8.1. I mostly use Ubuntu and wasn't able to use lan, I though my port had some problem. Today I opened Windows for some work, and just connected Lan for ...
0
votes
0answers
11 views

Ubuntu seems to not boot after hard-rebooting

One day my sister wanted to hear an audio cd, so I switched users. For 20 seconds screen was black, then screen got white for 20 seconds. Some stuff didn't seem to have loaded correctly, e.x. white ...
0
votes
1answer
69 views

Ubuntu installer CAN detect Windows partitions while CANNOT detect existing Windows 10

So this is my situation: I have two drives, one is SSD with Win 10 installed on it, one is HDD with data stored on it. I've made a USB installer for Ubuntu. When I entered the step for detecting ...
1
vote
1answer
52 views

No boot option for Windows after Boot Repair

I have recently installed Ubuntu 14.02. I intended to have Ubuntu, next to the also recently upgraded Windows 10 (dual-boot). Installation went okay, but after reboot I had no option to boot into ...
0
votes
0answers
20 views

Windows 8.1 wont boot with secure boot on

Yes I just installed the latest version of Ubuntu 15.04 I think. I have secure boot on but it wont boot into windows 8.1 only if I disable secure boot. Is this normal? Any advice would be great?
0
votes
0answers
272 views

Ubuntu 15.04 installation gets stuck at loading screen

When I boot from the USB stick with Ubuntu 15.04 on it, I'm offered with the choice of trying Ubuntu or installing it directly. Neither of those work as in I don't get past the loading screen. Before ...
0
votes
1answer
44 views

Installed Ubuntu on Win8…Cannot boot Win8 anymore

I have Ubuntu configured to dual boot on my Windows 8 laptop. When I first installed it, I partitioned ~100gigs for Ubuntu and left the rest to Windows (I might've messed up the partitioning...). Now ...
0
votes
0answers
59 views

Win 10/ubuntu 14.04

http://paste.ubuntu.com/12821039/ Could only boot from ubuntu grub and windows would not boot. Could not access my C: drive nfts error. Ran a commanad I found reinstalled grub now ubuntu, advanced ...
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0answers
28 views

Installation and Backup

I have been using Ubuntu now for a while (12.04.5 LTS on a previous UEFI Win 8 128 GB Samsung Ultrabook). At first I wanted to install eOS (Luna and Freya), this fails everytime. My question is now : ...
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0answers
29 views

Ubuntu 14.04 takes several boot “tries” from GRUB to start because of critical temperature(?)

I recently upgraded from Ubuntu 12.04 to Ubuntu 14.04, and my problems with the upgrade so far is that for some reason, it always takes me several tries to "boot" Ubuntu for it to start, always with ...
0
votes
2answers
61 views

Ubuntu Dual boot with Win 8.1 help!

Total newbie here. I want to install Ubuntu 14.04.3 alongside Win 8.1 that's already there. I'm getting the same error no matter what - "The attempt to mount a file system with type vfat in SCSI1 ...
0
votes
1answer
28 views

move/clone existing external USB installation to internal partition shared with Windows

My question is similar to this one, except I'm trying to clone my existing Ubuntu installation on a 40GiB external drive to a new partition on an internal drive shared with Windows. I've been running ...
0
votes
3answers
285 views

Grub Dual boot Windows 10 Ubuntu 14.04 LTS trouble to load Windows from Grub

I installed Windows 10 on an Acer V5-472-6419 laptop. It created about 4 other partitions. After that I installed Ubuntu 14.04 LTS. I disabled fast startup in Windows 10. When I choose Windows Boot ...
1
vote
1answer
91 views

Booting from Grub instead of booting from Windows Boot Manager

Recently upgrade my laptop to Windows 10. Today I installed Ubuntu 14.04.3. After some problems with Grub I have been able to install Ubuntu. I created a partition for / boot. When starting the ...
0
votes
0answers
8 views

Warning Pops up During Boot

After installing Kali Linux 2.0 as a third OS to my Dell Latitude Laptop, whenever I boot into Kali or Ubuntu, I get a warning that contains the following: ACI Probe Failed Unknown controller ...
0
votes
2answers
36 views

After installing ubuntu 14.04 alongside windows 8 i am unable to open windows 8.It is not showing up in the grub menu

I didn't turn off secure boot and i didn't turn off fast boot. Is there any way to repair this.All my files are still in the hard disk including windows folder.
2
votes
2answers
103 views

Should I install Ubuntu in UEFI mode?

So I've read newer computers who ship with windows 8 and 10 are using UEFI. I want to dual boot Windows 10 and Ubuntu, I'm using a computer with Windows 10 installed but it originally had Windows 7, ...
0
votes
0answers
16 views

Set up Ubuntu14.04/Windows8.1 dual boot and want to repartition

I have recently partitioned my hard drive 50%/50% to boot in both Ubuntu 14.04 and Windows 8.1 after wanting to do it for about a year. I now want to repartition my hard drive from 220GiB ...
1
vote
1answer
183 views

Unable to install Ubuntu 14.04.3 or Linux Mint

As the title says I've tried to install Ubuntu 14.04 on my PC alongside with Windows 8.1. I used LiLi USB Creator to create a bootable USB stick. The stick is recognized and I can choose it as a boot ...
0
votes
1answer
60 views

Dual Boot - Windows does not show

tldr: have SSD + 2 HDD tried to install Ubuntu (on HDD) next to Win 7 (installed on SSD) couldn't install or 'try'; computer freezed everytime I chose one of those options managed to install Ubuntu ...