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

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4answers
4k views

Ubuntu 14.04 loads to purple screen on Lenovo G505s. nomodeset wont work

I have a lenovo g505s graphics card is Amd radeon hd 8550g with windows 8.1 pre installed (not my favorite os). I disabled secure boot, changed uefi to legacy mode. Then I loaded and successfully ...
-2
votes
0answers
17 views

Installing ubuntu and windows together?

i am using ubuntu 12.04 lts on dell vostro v3446 notebook and now am willing to install windows 7 together with ubuntu. Also seeking disk partition info. is it safe as per software and hardware ...
1
vote
1answer
3k views

What location to put bootloader, when running multiple drives and partition

I have Win8 on my desktop, where a 120G SSD is used to run windows and some select applications, while I have a 2TB HDD to provide basic file storage and where possible, install applications instead ...
2
votes
1answer
7k views

How can I add a new operating system boot entry to the GRUB2 menu?

I'm pretty new to Linux, but over the past few days I've taken it upon myself to give it a shot. I'm trying a few different distributions just to kind of get a feel for different versions, and this is ...
0
votes
0answers
20 views

Unable to automatically boot to grub

I am running ubuntu 14.10 in dual-boot with Windows 8.1, and I was having no trouble until I tried testing out TAILS and couldn't find it in grub, so I installed rEFInd. I later tried uninstalling it, ...
0
votes
0answers
6 views

How to start Unity3D Pro with Wine

I have a Ubuntu 14.10 Dual-boot with Windows 8.1 Pro and I have Unity Pro 4.5.5 on my Windows OS. I have the activated Unity on Windows and I tried to start it in Wine but it says "Error initializing ...
0
votes
0answers
21 views

adding windows 8 entry in grub

i have windows 8 in my hard disk and i installed Kali on a pen drive disk(not live). after installing i could not boot into windows i un-installed Kali but grub is still my boot loader and it does not ...
1
vote
0answers
2k views

WIndows 8.1 not showing up on GRUB during boot up. Windows 8.1/Ubuntu 13.10 dual boot

I have recently installed Ubuntu 13.10 along side Windows 8.1 on my Laptop. After the install of Ubuntu and restart, everything worked fine. Windows 8.1 showed up in GRUB when the PC restarted to ...
1
vote
1answer
3k views

Got error 'GRUB installation failed' while installing ubuntu 12.04 lts on windows 8

I have Sony vaio with Windows-8. I also want Ubuntu 12.04 as my second OS. I created 50GB root partition and 4GB swap-area partition. But after some time(about 2 minute) while installation I got ...
0
votes
1answer
17 views

Error 5 Input/Output error during installtion through USB

I have followed every possible issue but still not avail to solved the problem hard disk fully formatted Windows 7 / 8 installed without any issue after getting the issue check memory issue / Test ...
0
votes
1answer
27 views

grub rescue, can't boot from usb

I have ubuntu and windows 8.1 dual boot. Suddenly I got the grub rescue screen. I tried grub rescue > ls command and it lists down (hd0) (hd0,msdos1) (hd0,msdos2) (hd1,msdos1) (hd1) when ...
0
votes
1answer
73 views

Can't put windows on a flash drive, even with dd, winusb and unetbootin

How can i install my windows 7 iso to a flash drive? dd seemed to have worked, but when i booted it did not work, saying grub: no such partiton Which is odd, considering i did not remember installing ...
0
votes
0answers
19 views

Unable to Dual Boot Window 8.1 With Ubuntu

I Have HP-2000-NoteBook with Windows 8.1 on it. I have tried to install Ubuntu alongside with Ubuntu several time. But Couldn't do this. 1 - I doesn't show the option of install alongside with ...
0
votes
2answers
3k views

Can't access BIOS and installing a windows hard drive

Built new computer: AMD FX-8320 Eight-Core Processor × 8 9.7 GiB RAM Graphics GeForce GTX 650 Ti BOOST/PCIe/SSE2 Ubuntu 13.10 64-bit Desktop Computer 1 TB HardDrive BIOS Type, UEFI BIOS ...
0
votes
0answers
27 views

Dual-boot, linux doesn't see windows

i bought a new computer and I would like to install Ubuntu (or Mint) next to Windows 7 (64-bits). But I have a problem. In BIOS i have Legacy boot, not UEFI (but this option is available). When I try ...
0
votes
1answer
20 views

Ubuntu UEFI entry deleted. I need to restore or push another

I reinstalled Windows 8 yesterday. My mistake was deleting the EFI partition, so the entries for Ubuntu have gone. Now, I have lost Grub and my PC boot Windows automatically. There's any way to push ...
0
votes
3answers
321 views

Surface Pro 3 - No Grub menu

Although many people have successfully installed Ubuntu Gnome on their Surface Pro 3, including on their MicroSD card, I just can't seem to get it to boot on my SP3. Here's what I did so far: ...
0
votes
1answer
340 views

Where to install the bootloader? Windows 8.1 and Ubuntu 14.04

So I have decided to attempt to install Ubuntu alongside my Windows 8.1 Lenovo E545. I was following this guide http://www.dedoimedo.com/computers/dual-boot-windows-8-ubuntu.html. I was looking at my ...
1
vote
1answer
24 views

Installing on a separate hard drive partition

I have two hard drives on my computer, one SSD with windows (C:) and another for storing documents (F:). I created a free space on F: to install Ubuntu alongside Windows 7. Can you confirm my ...
0
votes
0answers
18 views

Cannot get Windows boot option after ubuntu installation

I installed Ubuntu 14.10 after which I cant use my Windows 7 in HP 8540w. I don’t see any option for Windows. I did opt for something different while partition. I created 3 partitions for /home, Linux ...
1
vote
2answers
3k views

GRUB / os-prober doesn't see Windows 8.1 partition

I have a 1 TB HDD with seven partitions, one ~600GB for Windows and one ~300GB for Xubuntu and a bunch of assorted system partitions taking the rest of the space. I recently overwrote my Xubuntu ...
2
votes
2answers
3k views

Dual Boot Windows 8 and Ubuntu [duplicate]

My laptop has two hard drives, one 320GB HDD and a 30GB SSD. I installed Windows 8 on the HDD and Ubuntu on the SSD. However, after I installed Ubuntu, Windows 8 did not appear on the boot list. I ...
2
votes
2answers
48 views

How to install multiple Linux Distros and Windows 8 on UEFI?

I want to install Windows 8 + Ubuntu 14.04 for daily use + Ubuntu Studio for audio production. The method I've followed is to install W8 in the clean disk, then shrink the Windows personal data ...
1
vote
1answer
351 views

Is over-provisioning of an SSD possible with dual-boot?

I have a few machines I'd want to dual boot different OSs with but also maximise the lifetime of the SSD fitted to them. I am aware that over-provisioning can help maximise the life of the SSD as it ...
0
votes
1answer
19 views

Downloaded, burned to DVD - rebooted but when I choose CD to boot it just goes back to windows

I've used Ubuntu in past, but it was set up through work, and would only boot on my Ram drive so nothing would save. So I am familiar with booting up using F12 at start and choosing either boot by ...
0
votes
1answer
26 views

Need to dual-boot Ubuntu with Yosemite

I initially followed this guide. I installed rEFInd. I booted from my USB, installed Ubuntu, but when I try to boot into Ubuntu, I get a black screen with a blinking _ and nothing really happens. ...
0
votes
1answer
33 views

Laptop doesn't show systems menu while booting

Welcome all, I have installed Ubuntu 12.4 lts on win 8 with secureboot enabled now after installing it the PC boots directly to Ubuntu and I cannot access win 8 When use boot repair it asks me to ...
0
votes
1answer
5k views

“This computer currently has no detected operating systems.”- Ubuntu 14.04 install Windows 8.1

I tried to install Ubuntu alongside windows 8.1. I disabled secure boot and made sure UEFI was enabled and moved the DVD above Windows Boot manager in the boot order. But the Ubuntu installation still ...
5
votes
4answers
4k views

Operating System not Found after installing Ubuntu in a Sony Vaio

I just bought a Sony Vaio SVS15115FLB that came with Windows 7, after enjoying the PC graphic power for a little, I decided it was time to install Ubuntu 12.04. First, I inserted a USB stick, ...
0
votes
1answer
22 views

Is installing a different distro over ubuntu on a dualboot system possible? Or deleting partition necessarily?

I run a dualboot with ubuntu 14.04 and windows 8.1. I messed up the ubuntu and now I'm going to install elementary OS instead of ubuntu. I wounder how I should do it in the easiest way possible ...
0
votes
0answers
20 views

Ubuntu Desktop 14.10 on Lenovo G505s Purple Screen Problem

Alright, I have been on every forum and website I can think of to fix this but with no success. My system specs are as follows: Lenovo G505s- AMD A10-5750M, 16 GB DDR3 RAM, AMD Radeon 8570M 2 GB, ...
0
votes
1answer
19 views

Cannot unmount or resize partitions

I cannot unmount or resize the /dev/sda1 partition. The screenshot is attached. I just want to free up a couple hundred gigs to be able to install windows on so I have a dual boot. I was able to ...
0
votes
0answers
15 views

Root file system not defined

I have an existing Windows 8.1 installation with 4 partitions in it. I want to install Ubuntu on the fourth partition which has a 300GB space. When I try to install from the usb, it gives option of ...
0
votes
0answers
38 views

Dual Boot Ubuntu on Windows 8.1 tablet

I purchased three windows 8.1 Nextbook tablets on Black Friday. I want to dual boot Ubuntu on my tablet but when I followed the steps from this link, Dual boot Windows 8.1 and Ubuntu (Or at least the ...
2
votes
1answer
543 views

Windows 7 hangs at grub's purple screen when dual booting

I have installed a new laptop (Lenovo Z510) for dual boot Ubuntu 12.04 and Windows 7 64 bit. After several trials it now works, but I have a strange effect. I always enter the Grub purple screen ...
0
votes
2answers
7k views

Can't boot Windows 7 after installing Ubuntu

I installed Ubuntu yesterday alongside Windows 7 and whenever I start my computer I don't have the option to boot Windows. When the computer starts it goes straight to Ubuntu without giving me an OS ...
3
votes
0answers
32 views

Ubuntu stuck on installer

I've just got a new Acer laptop with Windows 8.1, 1TB storage and 4GB RAM. I've downloaded the latest version of Ubuntu and used a USB as the boot option. Before this, I partitioned my HDD into a ...
0
votes
0answers
28 views

install win7 in already having ubuntu 13.04 to a dual boot system

I have hp g6 2309-tu notebook. I am working with Ubuntu 13.04 since 2 years on this machine but now I want to have Windows 7 without affecting this Ubuntu 13.04 configuration to make it dual boot. I ...
0
votes
0answers
27 views

How to add Windows 7 to grub menu

I have netbook with Windows 7 on the first partition (no 100 mb partition) and a second partition with Ubuntu 14.04 installed from pen drive. The boot manager grub I installed selecting the whole ...
15
votes
11answers
48k views

How do I hide the GRUB menu showing up in the beginning of boot?

I stopped Dualbooting and I dont want to have to choose the OS anymore and just have it load Ubuntu like normal like before? Any help is appreciated.
0
votes
1answer
12 views

Unable to install ubuntu on asus k53sm

I'm using an Asus K53sm laptop with Windows 8.1 pre-installed on it. I want to install Ubuntu on it as a dual boot, on a different partition. The problem is that the Ubuntu installer is unable to ...
0
votes
2answers
28 views

Ubuntu suddenly stopped booting

I'm a bit new to Ubuntu, having installed 14.10 a couple of weeks as a dual boot on my 6 year-old HP notebook previously running just vista. Ubuntu was an absolutely amazing breath of fresh air, so ...
-1
votes
1answer
16 views

How do I get clean boot after fresh side by side install?

I was running Windows 7 Pro (32 bit) OS on my Dell Dimension 9100. I attempted to load (side by side) Ubuntu 14.04.1 desktop. The install appeared to work properly into a 19 GB partition. When ...
1
vote
1answer
65 views

GRUB see LVM disk with Kubuntu only after enter to BIOS

I have a boot problem. I've installed Kubuntu 13.10 from a standard image file (using the standard installer) without manual partitioning. During the set-up process I chose the option "Setup on ...
1
vote
2answers
10k views

Why cannot Ubuntu 12.04 detect windows 7 (dual boot)

I was trying to install Ubuntu 12.04 alongside with windows 7. I only have one hard drive (1TB), and I first installed window 7 on one partition. Now there are about 500GB unlocated space on the disk, ...
0
votes
0answers
13 views

How do I fix a COM32 Error?

I have recently downloaded Ubuntu and it is a great operating system, don't get me wrong, but I want Windows 7. I saw that I can install it to a separate partition and I made the partition, but, ...
0
votes
1answer
33 views

Adding Win7 to Ubuntu through Ubuntu dual booting

I really need some step by step help here. I know I need to change the partitions of ubuntu to add my win7 boot up here. However, I have not been able to get this to work right. Problematic in that ...
0
votes
1answer
197 views

System is running in low graphics coupled with BSOD (Dual Boot)

I had a nicely working dual boot until I shut down my laptop yesterday. Today, when I booted it up, I got this error on my Ubuntu: I tried changing my display manager to gdm. It got worse, I ...
0
votes
1answer
52 views

Yoga 2 13 (Not Pro) 'Bricked' WiFi

Stop! This isn't a duplicate - but it may also not be completely Ubuntu As described https://forums.lenovo.com/t5/Linux-Discussion/Yoga-2-13-not-Pro-Linux-Warning/td-p/1491698 , trying to install ...
0
votes
0answers
20 views

No sound from external speakers and partial sound from headphones, dual boot. windows 8.1 and ubuntu 14

I have Ubuntu 14.04 and windows 8 installed recently both my external speakers do not work and headphones partially work when running Ubuntu or windows. They used to work well but all of a sudden I ...