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.

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20
votes
1answer
70k views

How do I remove “Ubuntu” in the bios boot menu? (UEFI)

See this ubuntu appears in BIOS menu I have this on my Lenovo s205 too. Is there some way to remove "ubuntu" from the menu? I don't even have it installed anymore.
27
votes
10answers
39k views

How do I update the BIOS of a Dell laptop?

I have installed Ubuntu 11.10 on a vista laptop, but Dell is providing the BIOS update in .exe format currently my bios version is A09 but on the driver download site the latest version of bios is ...
4
votes
3answers
3k views

Install Alongside Windows or Something Else - Which should I use?

I have old notebook with BIOS (not EFI) installed with Windows 8 RTM, want to install Ubuntu 12.10 by booting to a LiveCD. Doing some research, I found method either to choose Something Else or ...
14
votes
6answers
27k views

How to flash a BIOS when only a Windows binary is provided?

I want to update the BIOS on Toshiba QOSMIO-G30. The exe file that I downloaded from the manufacturer web site is supposed to be Operating System independent! Yet using Wine I could not execute the ...
1
vote
1answer
455 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 ...
52
votes
4answers
46k views

How can I tell if my system was booted as EFI/UEFI or BIOS?

How do I determine whether a particular running Ubuntu system was booted using EFI/UEFI, or BIOS?
3
votes
1answer
10k views

My ubuntu partition was deleted and I can't boot from either a DVD or USB

It's my first time installing ubuntu. I have Windows 7 and 8 before in my laptop (Acer Aspire 4752z). After Ubuntu (12.04) installed in my laptop, the Windows boot loader didn't recognize my Ubuntu so ...
3
votes
1answer
6k views

Having Trouble adding UEFI entry using efibootmgr

I am trying to rename the boot label of ubuntu. In order to rename the label, I have to delete the entry and create it again. However efibootmgr seem to not recognize the correct partition. Here is ...
3
votes
1answer
4k views

Ubuntu install CD hangs at 5 red dots while booting

I put the disk in for 12.04, go to the Bios, and I boot off the disk, it works until the 5 dots go red when it is ready to load the desktop and it just hangs. Worked before when I had windows and I ...
0
votes
4answers
9k views

Ubuntu 13.04 on UEFI system with Windows Boot Manager as the main loader

On my old laptop (legacy BIOS, MBR disk), this was perfectly possible to get working: I turn on the computer and see the Windows Boot Manager I use EasyBCD (or BootPart, or something else) to add an ...
1
vote
1answer
7k views

My fan is not working, no active cooling system

I am using Ubuntu 14.04 on my laptop and my fan is not working(with Ubuntu 12.04 and Ubuntu 13.10 it was the same). Short summary of my system Quanta TWH motherboard, Intel® Core™ i7-2630QM ...
3
votes
1answer
3k views

Can't Boot EDD information not available

Recently, I decided to dual boot my Mac with Ubuntu 12.04 beta2. Not sure what I changed, but now I can't boot into Ubuntu, a live cd, or OS X. When I try to boot Ubuntu in recovery mode (as for some ...
6
votes
2answers
46k views

grub rescue -> no such partition [duplicate]

I have a big problemm with my computer... I have reduced the windows partition and when I reboot then I have the grub rescue with the error message : no such partition. Moreover, I don't have access ...
5
votes
2answers
15k views

How to update the bios in ubuntu [duplicate]

How to update my bios for my asus notebook? This is the download page for the bios updates. I am currently at bios update 216. Should do all the updates or just do the newest one? And what program ...
1
vote
2answers
2k views

I removed Ubuntu from the BIOS menu but it comes back

For reasons too long to explain, I reluctantly removed Ubuntu from my computer. After completely removing it and deleting the partition that it was installed onto, I discovered that I still had two ...
4
votes
1answer
4k views

ACPI : EC: Fail in evaluating the _REG object of EC device. Broken bios is suspected

I can't install linux with kernel over than 4.x on my computer. (MSI GP72-6QE-087XFR Leopard Pro) Tried : Ubuntu 15.10, debian 8 and linux mint 17.3. This is saying: "ACPI : EC: Fail in evaluating ...
3
votes
2answers
8k views

Can't boot from liveUSB when trying to install it alongside Windows 7

I'm very noob at Linux and installing techniques. I want to install 12.04 from bootable usb flash alongside Windows 7 (also tried live CD but not working) but computer is not booting from USB flash or ...
1
vote
2answers
4k views

Lenovo Y510P: Battery wont charge past 60%

On my y510p, I set Lenovos battery software to "Optimize battery health" while I was in Windows 8.1. I forgot to change it before overwriting that partition with Ubuntu, and now my battery in Ubuntu ...
1
vote
4answers
8k views

How to solve “boot in insecure mode” error?

I'm trying to install Ubuntu 14.10 x64 on my laptop. But I always get "booting in insecure mode" message and then nothing happens. My laptop has BIOS Legacy not UEFI. There's any option about security ...
1
vote
1answer
115 views

When I boot I do not get asked which OS I want

I just installed Wubi on my computer which is running Windows XP. Everything went exactly like the official guide said it should, and I was told the installation was complete and to restart my ...
1
vote
1answer
12k views

Need to add “Boot from USB” to UEFI Boot Priority order

I'm trying to replace Win8 with Ubuntu on a new Lenovo IdeaPad S10 with 4gb mem,500gb h/d. Drilling down, I disable "Secure Boot" on the bios boot tab, but the only 2 options under UEFI Boot ...
7
votes
3answers
22k views

Boot Windows 7 iso from grub2

I want to do it because I want to install Windows 7 and my BIOS menu doesn't appear; it skips to grub2 menu at start, but that's another story... Is there a way to boot the Windows 7 installation iso ...
7
votes
2answers
1k views

Warm reboot directly to Grub

Is it possible to warm-reboot Linux, directly reloading GRUB without passing through the BIOS? I have a computer whose BIOS is buggy and takes a while due to its hating my disks so if I can reboot ...
6
votes
1answer
109k views

How to enter BIOS on UEFI capable Lenovo Z50? (Novo button) [closed]

I have a Lenovo Z50 machine that came with Windows 8.1 pre-installed. I booted into Ubuntu 14.10 64-bit from a DVD using the "Change Advanced Startup Options" (or similar) option from within Windows ...
2
votes
1answer
1k views

Trouble booting and installing Linux - Broken BIOS suspected?

I have tried installing Ubuntu on my PC (msi PE60 6QE, Specs: nvidia GTX960M, i7, 16GB DDR4, Windows 10) via USB Drive. I have been trying for the past 3 days but it doesn't seem to work at all. The ...
3
votes
1answer
769 views

bios_grub partition in the way of resizing Ubuntu partition

I tried to grow the ext4 partition by shrinking sda4 and then adding the unallocated partition to the ext4 partition, where Ubuntu lives. The selected partition, sda6 (see image), contains the ...
2
votes
2answers
9k views

Updating HP Pavilion BIOS from Linux

I have a HP Pavilion dv6000 series (dv6602 au) laptop. I want to upgrade BIOS. I only have ubuntu installed in my system. Is it possible to upgrade bios from ubuntu? Google search gave me some results ...
2
votes
1answer
6k views

Samsung series 9 np900x4c-a03us Dual boot windows 7

how do i get USB install of 12.04 installed? how do i change the BIOS? how do i partition the disk for dual boot? Web instructions for USB ISO bootable image were confusing. Series 9 has new, ...
2
votes
3answers
6k views

Dual-boot Windows 8 and Ubuntu, separate HDD, Win8 boot failure from GRUB

Background: I installed Ubuntu 11.04 on my desktop, well, after April last year. I upgraded in November to 11.10. Around a month ago, I popped the SATA and power cables for the hard drive Ubuntu is ...
1
vote
2answers
10k views

Unable to install Ubuntu alongside Windows 10 due to UEFI firmware error

I have recently bought a new ASUS laptop which has Windows 10. Now I need to install Ubuntu 15.04 alongside Windows. I have done this before with my other laptops. However, now when i try to install ...
1
vote
0answers
63 views

Error-2 : End kernel Panic while booting

After running sudo apt-get -f install command at terminal and downloaded about 351 MB of fixes, I restarted Ubuntu 16.04 OS but after selecting "Ubuntu" From Windows Boot Menu (Default OS : Windows 10)...
0
votes
2answers
1k views

Can't boot from USB after installing Ubuntu

I bought a Samsung series 5 notebook and a very strange thing happened: I installed Ubuntu 11.10 from a usb pen drive but when I restarted (I cleared the existing partitions) I stopped being able to ...
0
votes
2answers
336 views

Dualbooting Windows 8 and Ubuntu 12.04?

My question isn't actually about dual-booting them. I have a dual-boot set up and running perfectly. There is only one flaw I was looking for an answer to. Since I haven't had any success through ...
0
votes
2answers
3k views

Where do I find my boot menu?

I want to know where the boot menu is on my ASUS laptop. Can anyone tell me where to find it or where to find my BIOS settings? I am having trouble booting my computer to ubuntu with a USB.
0
votes
1answer
8k views

How to enable Intel VT-x? [closed]

I have a CLEVO w150erm, with a i7-3610QM processor, which supports Intel VT-x. However in order to use it I have to activate that option in the BIOS (or so that's what I believe) but I simply can't ...
5
votes
4answers
8k views

GRUB not responding to keyboard

I installed Ubuntu 12.4LTS on dual boot with Windows XP on my 7 year old desktop PC 2 months ago. Everything worked perfectly in both Ubuntu and XP until last week when I removed LibreOffice from ...
3
votes
2answers
44k views

How can I boot into Windows from GRUB rescue without a CD drive?

This is my situation: I Installed Ubuntu without a CD (using A USB) Dual boot installation (Windows 7+Ubuntu) I did not like the installation and decided to boot into Windows and delete the Linux ...
1
vote
2answers
826 views

No BIOS, no video after Ubuntu updates

I am running Ubuntu 10.04 on a Dell Precision T3500 Desktop machine. Last week, when I ran the regular updates, upon restart my video disappeared. I could not even see the Dell startup screen or ...
1
vote
3answers
232 views

In Ubuntu 16.04, which ACPI Global State does Suspend result in?

I have read the post on "What is suspend". However, I would like to know exactly which ACPI Global State does pressing the Suspend button lead to. Can someone explain this? Specifically, how do I ...
1
vote
1answer
1k views

Unable to run Ubuntu on a MSI laptop without disabling ACPI

I own a MSI GP62 6QE-260XFR, which is a laptop featuring an i5-6300HQ CPU and a GTX 950M graphics card, sold without OS. I've installed Windows 10 on a partition. It works just fine. My problem is ...
1
vote
1answer
247 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 ...
1
vote
3answers
2k views

Can't install Intel Centrino Advanced-N 6205 in my Lenovo X121e

I have been having troubles with my X121e wireless as described in this post. The connection is very weak, so I figured I'd invest in a wireless card Centrino Advanced-N 6205. When I plug in the ...
1
vote
0answers
467 views

Boot-repair (Or ubuntu grub) somehow stopped bios setup

I am using Ubuntu 14.04 since it launched. All of functioning of bios and grub where running properly. One day I used boot-repair for some reason. After few days I noticed that Bios set-up doesn’t ...
0
votes
0answers
42 views

Having BIOS+UEFI on MBR Partitioning Scheme

I have a Dell laptop with a Windows + Ubuntu dual boot configuration in Legacy boot. I wanted to try out Ubuntu in UEFI since it would boot in just about 2~3 seconds in my earlier config. So my ...
0
votes
2answers
220 views

Unable to access BIOS [closed]

I switched to Ubuntu a while back and over time entropy and inexperience lead to a bunch of redundant applications, a very messy directory tree and general slowness. I figured rather than upgrade to ...
0
votes
3answers
827 views

apparent low color depth on EFI Boot

I am running Ubuntu 13.04 and Mint 14 on a Mac Mini 6,2 (Late 2012) - Intel HD4000. When I boot from the legacy BIOS, I see good colour as it should appear. However, when I boot from the EFI partition,...
0
votes
3answers
3k views

UEFI boot on my Asus k52f

I was reviewing my settings in BIOS and UEFI was disabled. I wanted to check what UEFI was so I googled it. I found out its like an upgrade to BIOS and improved boot speed. Currently I'm dual booting ...
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
1answer
1k views

WUBILDR.mbr file error on windows 7 and windows 8 : UEFI boot

0 down vote I am having 64bit windows 8 machine. I have tried a lot, installing the wubi and still it shows the wubildr.mbr file missing during boot. I installed Win7 and did the same, the problem ...
0
votes
3answers
9k views

Can't enter BIOS settings after installing Ubuntu (Samsung NP300E5S)

I've Samsung (NP300E5S-01IN) laptop, I installed Ubuntu 14.04 LTS on it and now I want to install Windows 8.1 on another partition but whenever I press "F2" key to Enter BIOS settings. it brings me to ...