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

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3answers
518 views

Booting from a USB drive with an existing dual-boot environment

I have an Ubuntu 10.10 / Windows 7 dual boot environment. Occasionally, I want to boot directly off a USB stick or USB-connected portable HD and either by-pass the dual-boot GRUB loader or add a boot ...
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1answer
23 views

I was running windows 7 and ubuntu linux on the same laptop and I upgraded to windows 10

I was running windows 7 and ubuntu linux on the same laptop and I upgraded to windows 10, everything seemed fine untill the laptop restarted and I got the black command screen saying grub rescue. All ...
0
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1answer
44 views

Ubuntu 14.04: Boot Repair is not working (No Boot Menu)

I installed Windows 8 first and then Ubuntu 14.04. After installing Ubuntu 14.04, there was no boot menu, so I booted a live USB and used recommended repairs on boot-repair but there is still no boot ...
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1answer
30 views

Can I uninstall ubuntu and install lubuntu without causing my dual boot system to go awry?

I love unity, but my system isn't up to par. My system often hangs up while coding, and it's very annoying. I was thinking of switching to a lighter DE. So, I installed budgie. But, the problem still ...
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1answer
60 views

how to know on which window drive(C,D,E), my ubuntu is installed [closed]

My ubuntu is installed on /dev/sda11 partition , but how to know on which window drive(C,D,E) , ubuntu is installed
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2answers
54 views

installing ubuntu and starting windows isn't in boot option

I didn't installing ubuntu alongside my windows7. I have windows7 installed in my ssd and ubuntu in another. Right before I install ubuntu, I unplugged all my other hdd. 1st because it the ubuntu ...
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2answers
34 views

error no such partition. Grub rescue mode [duplicate]

I want to remove the ubuntu operating system from my laptop so I formatted the ubuntu drive (previously had dual booting) But now I run in grub rescue mode. I checked the other forums and tried the ...
0
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1answer
109 views

Can I install Ubuntu 16.04 without damaging Windows 10 in a dual-boot?

I had Windows 10 and Ubuntu 14.04 installed on my laptop before. Because there were some problems, I upgraded it to Ubuntu 15.10, unfortunately the upgrade didn't complete(even though Ubuntu can boot)....
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1answer
53 views

Windows 10 causes errors in Ubuntu when accessing NTFS drive [duplicate]

Ever since I upgraded from windows 7 to windows 10 I have been getting the following annoying error in Ubuntu after improperly shutting down windows 10. Error mounting /dev/sdc1 at /media/chase/...
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2answers
32 views

Can I shrink another drive apart from C to make space for Ubuntu installation?

My C drive has 100 GB space 50% of which is used. I have four different drives. (One physical HDD worth 1TB). Can I shrink A drive which is 263 GB and take out 30 GB space from it for /home and swap? ...
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2answers
105 views

Should I partition 256GB SSD to install Ubuntu?

I need to dual boot Windows and Ubuntu, but 256GB is really a small space to partition. Moreover, I have heard that partitioning SSD is not a good choice, tell me if I am wrong. I have read this on ...
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2answers
87 views

How to bypass or stop the very long run times of grub2/os-prober?

Whenever I upgrade Ubuntu 16.04 and there is a kernel upgrade, the update process takes a very long time when running (os-prober) and also generates the grub configuration multiple times. And for ...
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1answer
140 views

Operating system boot manager for Ubuntu 16.04

I am still new to Ubuntu, in the sense of how to go about installing and finding programs. I dually installed Ubuntu 16.04 alongside my Windows 7 professional. I want to play with Ubuntu till i can ...
0
votes
1answer
50 views

Unable to mount second hard drive [duplicate]

I have a machine with two hard drives. One hard drive is dual-boot, and has both Ubuntu 14.04 and Windows 10 installed. The other hard drive is reserved for storage. Until recently, this storage hard ...
0
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1answer
33 views

Increase disk storage [duplicate]

I can not shrink the boot drive i.e. C anymore, in order to reuse that space for the ubuntu partition which I have installed on dual boot. I want to know how to shrink the F partition and merge that ...
0
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3answers
84 views

dual boot system can't boot from usb

I have Ubuntu 15.10 and Windows 8.1 both installed on my PC and I want to boot from a USB just to check something, but GRUB does not give me any option to do so. The USB is bootable (I checked it with ...
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6answers
85 views

If I uninstall windows 10 from my laptop to install Ubuntu will I beable to go back to windows 10 at a later time

I have an ASUS X555LAB it came with Windows 10 installed but did not come with any windows disk. I want to know if I completely wipe my HDD and install Ubuntu will I be able re-install windows 10 at a ...
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2answers
420 views

Ethernet connection not recognized and no WiFi options are displayed

This is the first time that I am using Ubuntu 14.04 alongside Windows 10 on my Lenovo Z51. And here is the first problem I am facing: My Ethernet connection is not even recognized in Ubuntu. Plus, no ...
0
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1answer
40 views

Dual boot and the files /boot/grub/grub.cfg — which one is used?

Say, I have 2 linux systems. They both of them have /boot/grub/grub.cfg, but the one that's used on boot is from one of them. There's no /boot partition. How is it determined which /boot/grub/grub.cfg ...
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2answers
91 views

Ubuntu 15.10 is not in Boot Manager

I have a problem with Ubuntu 15.10 I have in my computer windows 10. Some days ago i decided to install Ubuntu in partition so i can have both in the same hard drive. The problem is that i cant get ...
0
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1answer
61 views

What to do if forgot to enable EFI partition?

I have Windows 10, so I have EFI partition, but during Ubuntu installation I forgot to select EFI partition. Now I always should to turn on UEFI mode if I wanna to use Windows. Can I enable EFI ...
0
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1answer
416 views

Will Ubuntu 16.04 have support for Win 10 dual boot [closed]

As the title mentions, I just want to know if Ubuntu 16.04 will support dual boot installation alongside a previously installed Windows 10. When I was trying to install ubuntu 15.10 the option of "...
0
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1answer
47 views

Is there any way to “dual boot” xubuntu and lubuntu?

I installed xubuntu on an old netbook and would like to try lubuntu in order to check where my performance constraints are. Is there any way I can do that without having to install it again from the ...
0
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3answers
231 views

Linux gone after Windows 10 update

During the Windows 10 update I ran into the problem where windows 10 update breaks grub. When attempting the top answer, the ls command returned unknown file system for each hard drive listed, the ...
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1answer
94 views

How do I set all program data and downloads to a separate drive?

I have a 120GB SSD and a 1 TB HDD. I would like to dual boot Ubuntu alongside Windows 10. I installed Ubuntu on a partition of the HDD, but Windows 10 was installed on the SSD so using a boot manager ...
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3answers
68 views

Ubuntu missing from HP boot menu

I have a HP laptop with Windows 8.1 and Ubuntu 14.04 dual booted. I used to use F9 key to enter boot menu and chose Ubuntu and then GRUB would appear where I would chose Ubuntu again. This was working ...
0
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1answer
25 views

Is it safe to move boot partition and increase the / (root) space?

I have dual boot machine (Windows 10 + Ubuntu 14.04) and disk status as above. I want to insert a very large data in MySQL db which >100G. For this, I think I have to increase my / partition using ...
0
votes
1answer
47 views

How to install Ubuntu on part of the disk?

I have a new Laptop with 500GB hardisk size. I want to install 3 kind of Linux distribution. The first Linux will be Ubuntu. Now, I want that the installation of Ubuntu will take over only 100 gb ...
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2answers
60 views

Do i choose install alongside windows 10 or something else?

So I know this question may have been asked but I bring it up because I cant find a decent answer for my case and scenario. I have two hard-drives: My C DRIVE is the main drive and has my windows 10 ...
0
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1answer
28 views

Ubuntu Install-creating drive: cannot shrink volume beyond the point where any removable files are located

I am trying to dual-boot Ubuntu and Windows 10 on my computer. I currently have Windows 10 installed and am trying to partition(split) my D drive to create a new drive for Ubuntu. My D drive currently ...
0
votes
1answer
98 views

How do I fix my Grub2 “permanently”? (No partition found)

I currently have a Windows 10 - Ubuntu 14.04.3 Dual boot on my PC. The other day I was creating a partition using Disk management from Windows, and then the software crashed. I had to force shut down ...
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2answers
418 views

Ubuntu seems to not work with Lenovo Y700 even in Legacy Mode

I have been trying for days to dual boot Linux and Win 8.1 with a Live CD install. I have tried Ubuntu, Fedora, OpenSUSE, CentOS, and Arch Linux. All installs either Failed, Froze, or Wouldn't start ...
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2answers
183 views

Boot Loader (GRUB) disappears from BIOS Boot Sequence - Dual Boot Win 10

Trying to install Ubuntu alongside Win 10 (UEFI), and the GRUB2 I installed on a separate drive (using this Wiki: Grub2/Installing) disappeared after the first booting. My plan was to list the drive ...
0
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1answer
64 views

Grub Rescue help!

i am having issues loading my dualboot Windows 7 laptop. I am currently at the grub rescue prompt and this is what I get. grub rescue> ls grub rescue> (hd0) (hd0,6) (hd0,5) (hd0,1) I work my ...
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1answer
34 views

Insanely high power_cycle_count in ssd - Ubuntu 14.04

I have a Lenovo T450 laptop which I bought not two months ago. I use Ubuntu 14.04 alongside Windows 7. The laptop has an SSD (sdb) and a HDD (sda). I noticed that my ubuntu started hanging a lot ...
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2answers
96 views

Can't install Ubuntu alongisde Windows 10 , Should i convert to GPT

So I already have 4 partitions and it seems that i have a mbr disk and I want to convert it to gpt but I'm using AOMEI pro and when I want to convert i get a message saying to check if my motherboard ...
0
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1answer
58 views

Create a bootable USB stick for ubuntu (Mac)

Not sure if I did it right, and the file got changed to a .img.dmg ... not sure how that works. And not sure how long the sudo dd command should take?
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2answers
369 views

trying to dual boot ubuntu 15.10 with windows 10, new dell xps 9350

I just got a new dell laptop with win10 installed. I want to dual boot with ubuntu (have done that on a couple of desktop machines) but I'm running into a problem. I'm using this guide I am able to ...
0
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1answer
60 views

I need some basic help installing ubuntu dual boot windows 10

I'm facing some difficulties installing Ubuntu in dual-boot with 10. This is my actual partition schematic: How can I install Linux?
0
votes
1answer
60 views

How to replace current Ubuntu with an older version without harming the Windows partition?

I have currently Ubuntu 15.10 installed on my system in dual-boot mode alongside Windows 10. As I need to run an older version of OpenFOAM software on my machine, I need to replace the 15.10 with 13....
0
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1answer
30 views

Ubuntu 15.10: Cannot expand Ubuntu partition even though I have 14GB of unallocated space

I have 14GB of empty space on my drive, but when I try to expand my Ubuntu partition to occupy it, it doesn't seem to recognize the space. How can I rectify this issue and claim the free space?
0
votes
1answer
38 views

Extending partitions

I'm trying to extend my current Windows partition because it has too little space currently. I was triple-booting Windows Kali and Ubuntu but deleted Kali and now have 93GB left. I cannot assign it to ...
0
votes
1answer
112 views

Ubuntu 15.10 5G WIFI issues

I currently have a dual-booted computer running Windows and Ubuntu. I also have the option of connecting to a 2.4Ghz and 5G network in both the Windows and Ubuntu menus. However, while 5G works in ...
0
votes
1answer
63 views

How to boot on Mac OS X? Emergency

I installed Ubuntu 14.04 on a partition of 50 GB.My main OS is El Capitan.I don't have rEFInd installed and now i cannot boot on my main partition even while pressing option key.I can also unmount or ...
0
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2answers
109 views

Can I clean up my Windows from Ubuntu?

I have Ubuntu 14.04 and Windows 8 installed on my system. I was doing a clean up on my friend's USB pen drive, which he said had lots of viruses on it. I have Wine installed on my system, and I ...
0
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2answers
79 views

Installed Ubuntu on a machine with Windows 8.1. Failed to create dual-booting. Is my data on another partition permanently lost? [duplicate]

I installed Ubuntu on a machine with Windows 8.1. And I think I screwed up big time while trying to figure out how to make the system a dual-booting one (the Ubuntu installer didn't detect that a ...
0
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2answers
47 views

Files on inaccessible ubuntu partition on a windows dual boot

I had Ubuntu installed along with windows 7 on my machine, somehow linux partition has got corrupted which incidentally has quite a few important files on it. I tried seeing the files from windows ...
0
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1answer
25 views

Partitioning Tools

I have just cloned a new hard drive for my Ubuntu machine using clonzilla. The problem I have is that I need to re size the boot partition because it cloned the drive exactly, which is good but what I ...
0
votes
1answer
184 views

Does rEFInd have a “recovery mode” like there is in Grub2

rEFInd is awesome to dual-boot Ubuntu (primary) and OSX (way secondary). But every now and then I screw something up, and I miss the Grub2 option of booting into "recovery mode" and then dropping ...
0
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1answer
264 views

Can I clean install Ubuntu over top of existing Ubuntu install partition on a Windows dual-boot drive without reformatting whole drive?

I have Windows 7 and Ubuntu dual-booted on my hard drive. My Ubuntu installation became kind of messed up and I don't know how to fix it. So it would just be easier for me to just do a fresh install ...