Questions about modifying the system's BIOS to make it fit Ubuntu's need, or questions about recovering Ubuntu after a BIOS modification. Note that questions about accessing the BIOS should not be asked.

learn more… | top users | synonyms

2
votes
1answer
244 views

Can UEFI be activated after an installation (14.04)

I installed Ubuntu 14.04 first time with a fresh usb in uefi mode. When I needed to reinstall the system I tried again, but this time it wouldn't boot from usb unless it was in legacy mode. After ...
0
votes
0answers
12 views

“Ghost” Ubuntu entry in BIOS UEFI [duplicate]

Here's my problem : When I go to my BIOS (Asus P8P67 UEFI , not legacy available ) , my system detects a possible boot option called "ubuntu" (If I try to boot on this very entry , the system will ...
0
votes
0answers
51 views

Dilemma with Dual boot in HDD and fresh installation in SSD

I'm stuck with a strange situation regarding an existing HDD and an SSD (connected via optical drive Caddy) in my laptop. Context: The HDD already has dual partition with Ubuntu and Windows. I have ...
0
votes
0answers
245 views

Windows 10 & Ubuntu dual boot not working correctly

Basically, I had Windows 10 and then installed Ubuntu to dual boot with it. The dual boot prompting screen only works if Ubuntu is selected to be the first boot in the BIOS. So, when I restart my ...
0
votes
2answers
1k views

Can't change brightness of laptop in ubuntu 14.04 / 15.04

When i just try adjusting brightness, the indicator changes but the screen does not change brightness. I have tried adding acpi_backlight=vendor to my grub file and also doing echo x > sudo tee /...
0
votes
0answers
39 views

Grub always boots to CLI instead of Boot Menu

When booting my PC, grub always boots to the CLI. When I type exit, it shows the regular boot menu and I can boot Ubuntu or choose one of the other options. How do I get rid of grub always loading CLI ...
0
votes
0answers
160 views

How do I install Ubuntu on a Lenovo Thinkpad?

I have Ubuntu on all of my computers that I use, so I am fairly clear on how to install it via USB, but this time has been different. I receieved a Lenovo Thinkpad tablet(no keyboard) from my school ...
1
vote
1answer
425 views

Know my windows 8 product key

I have had several problems trying to install Ubuntu alongside my windows 8.1 so as it was booting in UEFI mode, as Im not that into pc games, I decided to format the hard drive and just install ...
0
votes
1answer
25 views

Not booting ubuntu14.04

I was nicely using Ubuntu14.04 but due to some software requirements I had to upgrade and also install NVIDIA so when I reboot, I am unable to see a GUI screen and while trying Ctr+Alt+F1, the login ...
0
votes
1answer
433 views

Unable to access BIOS menu after installing Windows 8

After installing Windows 8 in UEFI mode I can no longer access the BIOS menu. I have tried different solutions to access the BIOS menu but I was unsuccessful. I want to switch to Ubuntu but the live ...
0
votes
0answers
14 views

Installing a second OS next to Ubuntu

At the moment, my notebook us running on Ubuntu 14.04. I want to install a second operating system (windows 8.1) but I can't seem to install it via UEFI. Either the medium is to small(USB stick), ...
0
votes
0answers
56 views

Can't boot ophcrack with Ubuntu installed on system

On all my other computers I am able to boot ophcrack from a bootable USB drive. On my Acer Aspier E-15 running Ubuntu I cannot boot it up. Don't ask why I need to boot ophcrack on my Ubuntu laptop I ...
3
votes
2answers
2k views

Write bootable BIOS update .ISO to USB stick

Lenovo distributes BIOS updates as .iso files (example) that are supposed to be burnt on a CD and booted. Burning it to a CD worked and booted correctly, but now I want to use a USB stick instead (...
0
votes
2answers
62 views

Does Ubuntu support my PC? [closed]

Hello folks i would like to know if my PC will support Ubuntu or Debian, and yes i know that there are alot of questions about it but mine is let's say special because is AMD Hardware and yeah i'm a ...
0
votes
1answer
161 views

How to change Ubuntu 14.04 logo and BIOS logo?

I've tried making some searches but i can-t manage to find anything about this or it's not understandable, so i keep installing useless stuff and getting more confused about how i change the Ubuntu ...
1
vote
1answer
32 views

How will this terminal command affect my partitions?

I recently posted a question asking about how to fix a complicated problem with my laptop after partitioning my hard drive. The problem is here -How do I undo those partitions I made for dual booting? ...
0
votes
0answers
185 views

I installed Ubuntu and Zorin and other linux distros on this very old HP Compaq 6720s

I installed Ubuntu and Zorin and other Linux choices of Linux distros on this very old HP Compaq 6720s which is driving me Insane !!!! I got the machine running; I am now trying to get the permanent ...
0
votes
0answers
177 views

I am having trouble booting the Ubuntu 15.04 64-Bit ISO file on computers with BIOS, and no UEFI support

I tried booting the Ubuntu 15.04 Installation DVD on a computer that was able to boot and install Ubuntu 14.04.2 Long Term Support, but it would just hang for a while and then skip trying the DVD. I ...
2
votes
1answer
471 views

Correct Way to update BIOS in dual boot machine

i would like to update my current BIOS version because my laptop is running rather hot in idle. I have a DELL Inspiron 5547, single HDD, with Ubuntu 14.04 and Windows 8.1 installed (dual boot). I went ...
0
votes
0answers
53 views

Help In changing fastboot option from ubuntu

I have have Windows 8 and Ubuntu installed parellely along with it Was going without a problem as I had used to change confuration from uefi to I think csm Today I choose fast boot option in bios but ...
0
votes
2answers
4k views

Windows 10 Technical Preview not in GRUB

I've installed Ubuntu 15.04 a while ago. Then I followed guides like this one on how to install windows after Ubuntu and I installed Windows 10 Technical Preview after Ubuntu. Then I booted up from a ...
1
vote
2answers
529 views

Booting a Sony Vaio computer running Windows 8.1 in Ubuntu from a USB drive

I have Sony VAIO Tap 20 with Windows 8.1 installed. I want to install Ubuntu 14.04 or 15.04 on it, but I am failing right from the beginning. I cannot get Ubuntu to launch. One particularity is that ...
0
votes
0answers
53 views

Ubuntu Live CD with /dev/nvram available

Is there any way to make /dev/nvram available when running from the Live CD? It says on the manpage for the nvram driver that it has to be compiled into the kernel. Is it possible to do that while ...
0
votes
1answer
397 views

ASUS Zenbook BIOS only boot

Scratching my head here on this one... Brand new Asus Zenbook UX305FA, came with Win 8 installed--upgraded to Win8.1, then to Win 10 prelim; dual boot with Ubuntu 15.10; I've had absolutley no ...
0
votes
1answer
162 views

How to install ubuntu alongside installed windows 8.1? [duplicate]

I am trying to dual boot windows 8.1 and ubuntu, but i don't know exactly how to do it, since i tried it once and it went really wrong. Now, as i said, i have windows 8.1 installed, and in system ...
0
votes
1answer
59 views

Backup live server, migrate to new hard drive (simulating recovery from hard drive failure)

Goal: to take image of live system, transfer to new drive (from MBR, to GPT), separate /boot from / partition, and not have to go through tedious system re-install and re-configure from fresh. ...
1
vote
0answers
156 views

How to revert to previous version after bad update

I've had both ubuntu 14.04 and windows 7 running on my machine for a few months now and everything was running fine. I recently installed some updates in ubuntu, but had waited a while and so many ...
0
votes
1answer
97 views

Installing ubuntu 15.04 on my compaq cq-41 laptop

I downloaded ubuntu 15.04 and burnt it onto a DVD. While booting from the disc, a warning message came up. I tried same disc on another laptop, and it worked. My one run ubuntu 14.10 well. What do I ...
0
votes
1answer
409 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 boot,...
0
votes
1answer
26 views

Ubuntu will not boot all the way

Recently, my computer lost it's ability to normally boot ubuntu. I am very perplexed as to why it may be happening. An interesting clue: about a week ago, I was trying to move some files around into ...
2
votes
0answers
24 views

Computer does not boot after changing hdd and reverting back [duplicate]

1) I have an existing HDD in my computer that dual boots linux and windows using the traditional bios way. 2) I then took out the existing HDD and swap in a new HDD to install linux on it with uefi. ...
0
votes
3answers
551 views

8GB RAM installed, free only shows 4GB

I've installed 8GB of RAM (2x4GB) in my computer. Before I have only 4GB (1x4GB), and I've installed the new cards one where the oldest was and the other in the other slot of the same type. But if I ...
1
vote
1answer
240 views

BIOS Showing 8 GB RAM while Xubuntu only Showing 7 GB

I have a Lenovo Thinkcentre M78 Tower Desktop. In the BIOS it says I have 8192 MB of Installed Memory. However, when I run free -m in Xubuntu 14.04 it says I only have 7111 MB of memory. It seems the ...
0
votes
1answer
950 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
2answers
70 views

Need Bootable CD To Kickstart Hard Drive Boot

I installed Ubuntu 14.04 from DVD to an internal hard drive but the BIOS doesn't recognize the hard drive during boot. If I boot from DVD the hard drive is attached to the file system and polulated ...
1
vote
1answer
459 views

Upgrading the BIOS on Lenovo IdeaPad B50-70 Without Windows

I would like to upgrade my Lenovo B50-70's BIOS. The only options for OS on the product's Site are Windows 7 and 8. When I try to run the EXE file inside Hiren's MiniXP it claims the system battery ...
0
votes
1answer
146 views

How can I boot via USB with GA-945GCMNX-S2 BIOS? [closed]

I'm using a computer with a Gigabyte GA-945GCMNX-S2. So my issue here is the BIOS does detect the USB drive but does not boot in. I've tried Unetbootin, Live USB Installer and other tools but no luck....
2
votes
0answers
1k views

Lenovo B590 BIOS upgrade

I am currently running Ubuntu GNOME 15.04 on a Lenovo B590 notebook with BIOS version H5ET69WW (1.12). But as my current BIOS version is buggy, I need to upgrade it to version H9ET84WW (2.0). And I ...
-1
votes
1answer
170 views

Unable to load Windows in grub [closed]

I have Ubuntu installed alongside Windows8.1. Grub has the menu item for windows but if I recall correctly I only get message saying it is unable to mount the drive. I know the windows partition is ...
1
vote
2answers
189 views

ubuntu dual boot problem

I recently bought a new laptop (z50 20354). it came with win 8.1 pre installed, i decided to dual boot it with ubuntu(14.04). i had to change my bios settings and did the following: changed OS ...
0
votes
0answers
33 views

How do I get Xubuntu to automatically boot from startup? [Xubuntu 14.10] [duplicate]

At the moment to boot up my Ubuntu system I have to: Turn on my laptop Hold Shift to start up GRUB Select Ubuntu and press enter Log in I would like to just turn on my laptop and then when Ubuntu ...
0
votes
1answer
30 views

With a custom built PC that hasn't gone through the BIOS setup could I get Ubuntu? [duplicate]

So I just built a PC with 8 cores (4.0Ghz) and a GTX750. So since I don't have a OS on it yet could I download Ubuntu on a USB and install it as my OS on the BIOS setup? I don't know much about how to ...
0
votes
1answer
469 views

Old Dell Optiplex GX520 running Ubuntu; how would I go about installing multiple Linux distros?

I'm a newbie to Linux (I installed it about a month ago) and there are some other distributions that I would like to run on my old computer (specifically Linux Mint). I've tried everything and I can't ...
0
votes
2answers
276 views

Windows Installation on linux pc from .iso? [duplicate]

I have had Ubuntu installed on my laptop now for a while, I have also been switching distros. Now that I want to install windows back again I am having a problem: I have tried making a bootable ...
0
votes
1answer
98 views

I managed to completely remove my ethernet card, even from BIOS

The problem is that I can't use my built in ethernet card. BIOS can't see it if I use SMART LAN it runs only "Virtual Cable Test", Windows can't use the card obviously, not even Xubuntu. Here is what ...
1
vote
1answer
1k views

Dell Latitude E7450: repeating keystrokes issue

A brand new Dell Latitude E7450, with a fresh installation of Ubuntu 14.04.2. Sometimes a pressed key repeats until another key is pressed. This is presumably a BIOS bug. Here's a discussion about it ...
2
votes
1answer
198 views

Cant get back to windows after uninstalling ubuntu

I have a surface pro 3 so I thought about dual booting it with Ubuntu, every thing went fine but I didn't like it because it had some bugs and I couldn't get the type cover to work so I decided to ...
1
vote
1answer
99 views

Computer automatically switches on in the morning

I have a small but annoying problem. For a while my computer has been switching on randomly in the morning around 3:45 AM or so. I have no idea how to fix this, i have checked a lot in the system ...
0
votes
2answers
352 views

Install Windows 8.1. with BIOS unaccessible

I've got really annoying problem and can't seem to figure out how to work it through. Recently I cleared my hard drive and installed JUST ubuntu 12.04 and of course upgraded to 14.04. Now I need ...
-2
votes
1answer
82 views

I am unable to boot windows 8.1 [duplicate]

I installed Ubuntu a few days ago. Due to some error my hard disk was erased. Now I am trying to install Windows 8.1 again, but I am getting this error: Windows Boot Manager Windows failed to ...