The Basic Input/Output System (BIOS), on a x86 PC, is the firmware that performs the power-on self-test (POST) and initializes hardware.

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How can you configure a system to be bootable from most modern systems?

How can a Linux system be installed on a portable storage medium so that both BIOS systems (e.g. a ThinkPad) and EFI systems (e.g. a Mac Mini) can boot to it? The reason I ask is because I tried ...
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2answers
39 views

“USB HDD” option replaced by “ubuntu” in BIOS, now cannot use USB boot media

So, being foolish old me, I tried to use os-uninstaller to remove my Windows installation and make way for Arch Linux. Unfortunately, now nothing on this computer boots, and I cannot even boot from a ...
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2answers
321 views

USB hard drive boot problem

I have a HP Probook 4525s laptop with Windows 7 and Ubuntu installed on it and an external USB Toshiba hard disk(320GB); I've tried to install for several times various linux distros on the USB HD ...
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votes
1answer
964 views

Laptop boots directly to Ubuntu, can't access BIOS or Boot menu anymore

I'm running Laptop with single OS: UbuntuMATE 15.04 Beta1 64bit on Toshiba laptop Core i3. After burning "Elementary OS" on a live USB drive using UNetbootin, what happened is: -After reboot, laptop ...
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votes
1answer
740 views

Booting from usb fails as I try to install elementary OS on my PC

I'm trying to install Elementary OS Luna on my PC. The problem is that every time I try to boot from my usb, on which I've got the OS installation files, it fails. First I press F12 to get to the ...
2
votes
1answer
232 views

Unable to boot Linux / Windows as there are no boot entries in the BIOS

I have Asus N56D laptop with Windows 8 pre-installed in EFI mode. I installed Linux Mint 15 dual boot and got it working with the Boot-Repair utility. Everything was going fine until I decided to ...
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1answer
215 views

Why is windows launching instead of grub. Bad bios settings? Wrong boot loader location?

I am attempting to dual boot Linux Mint 17.2 (Cinnamon, 64 bit) and Windows 8.1 on my Acer E 15 (model # E5-573-55W1). I have successfully installed Mint, but I can't get grub to start in a ...
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1answer
45 views

No display on power up

So I have this problem ever since I enabled secure-boot, every time I power up the screen doesn't turn on and it just hang there, I tried to access BIOS many times but no luck, CMOS reset didn't work ...
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1answer
31 views

Laptop doesn' t want to wake up

My laptop (Notebook HP Pavilion g7t-1100 CTO) have been working fine till today, I enabled Virtual Technology in BIOS and from that time laptop doesn't want to wake up after I slept it. When I disable ...
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1answer
79 views

BIOS Update within Linux

I want to enable PXE boot of current system's BIOS from Linux. If modifying the BIOS content is not possible then is there any way to take the back up of current BIOS setting and dump it on identical ...
0
votes
1answer
1k views

Install RHEL 5.7S on machine with 4TB disks

I'm getting errors about GPT when installing OS using kickstart. The Dell R720 has 8x 600GB SAS. I can't figure out what to configure in BIOS and kickstart file. In BIOS, there're boot options of ...
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0answers
599 views

How to configure FreeBSD to run headless without hitting high interrupt rates?

When running headless (without monitor, keyboard, mouse attached) FreeBSD versions 8.2, 8.3, 9.0 and NetBSD version 5.0 has known issues (FreeBSD PR 156596, NetBSD 46596) to generate extremely high ...
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0answers
12 views

Backing up Bios / Dumping BIOS vars

I'd like to alter some VRAM numbers on my laptop—and this has lead me to modding my BIOS via an EFI shell (because, of course, there are many options locked away from the user when it comes to ...
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0answers
46 views

“grub” entry in BIOS after installing ElementaryOS

After installing ElementaryOS, I get the entry (to boot) named "grub". None named ElementaryOS as expected. Problem is, when going into the grub entry, I get its console (more or less like this). Am ...
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0answers
92 views

Problems updating BIOS via Ubuntu

I have a Compaq Presario V4000 laptop currently running version F.03 BIOS. After spending a while looking through HP and Compaq's websites, Archive.org and Google, I determined that the BIOS updater ...
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0answers
103 views

Easy way to compare BIOS information between two machines?

I have two machines - machineA and machineB running Ubuntu 12.04 Is there any easy way I can compare BIOS settings between those two machine and see the difference instead of doing it manually using ...
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0answers
328 views

RedHat machine will not boot when video card is removed

I "inherited" RH 6.4 on a computer with an nVidia video card. I took the image and dd'd it to another computer that has the same hardware. By design, the second computer will be headless. This ...
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0answers
323 views

Booting from USB devices on secure boot UEFI system

I'm trying to put an ArchLinux install onto a USB-HDD and want it to be bootable on BIOS systems as well as on UEFI systems that use secure boot. Therefore I have one main question. Does an UEFI ...
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0answers
559 views

Dual Boot Windows 8.1 & Linux Fedora 19 (BootLoader Error)

I installed Win 8.1 in first drive C: and then attempted to install Fedora 19 in D: but after install, all packages in bootloader installation Fedora show the following error: An unknown error has ...
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0answers
585 views

Fedora 16 install from USB memory stick to Samsung NP305U1A netbook will not boot

I have installed Fedora 16 from a USB memory stick. After installing, which seems to work just fine, and after rebooting I end up in the BIOS. I can not find which BIOS settings to use and have not ...
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votes
0answers
31 views

Boot script issue after formatting computer

I am new to Linux, currently using Linux Mint. I enjoyed it so much that I decided to ditch Windows altogether. So I formatted my entire hard disk and installed Linux Mint. I got a warning during the ...
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0answers
17 views

Scientific LInux 7 no boot menu or bios

Under Sci Linux 7 I cannot access either the boot menu or bios. I have Mint installed on a separate drive & cannot boot from it at all. I tried to boot from a Debian live DVD and a Mint live DVD, ...
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votes
0answers
87 views

Unable to shutdown Windows after installing GRUB

(Hope this is the right place to ask this) I've a Asus ROG laptop that came with Windows 8.1 preinstalled, I upgraded it to Windows 10 and then I wanted to install Bunsenlabs Linux as dual boot. The ...
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votes
0answers
21 views

Can grub2 on an MBR disk boot linux partitions on a GPT disk?

I have grub 2 running win 7 ultimate, win 8.1 and win 10 as well as 50 or so linux partitions that boot off of the grub 2. Can I add more entries to the grub 2 on one of the mbr disks that will boot ...
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0answers
46 views

no bios, black screen on laptop after kernel upgrade and hibernation

I am running dual boot Windows 7 and Linux Mint 17.2 on an ASUS K56. I upgraded the kernel to 4.2 the other day. Reboot and everything worked just fine. Tested browser, music player etc. Then I leave ...
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0answers
25 views

How to put Linux Boot Manager in front of Windows Boot Manager?

I have set up a dual boot with Windows 10 and Arch on my laptop, but I can't move the Linux Boot Manager option from the Boot Option Menu in front of the Windows Boot Manager: I tried putting ...
0
votes
0answers
204 views

Getting administrator privileges on Aptio Setup Utility

I am about to install Lubuntu on an Asus s56c machine currently running Windows 8.1. I need to change the boot order and remove the secure boot on my pc but I can't get into the BIOS Aptio Setup ...
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votes
0answers
116 views

Protective master boot record boot flag - GPT

On an HP Elitebook 8760w, the BIOS does not support GPT well and I have found that it does not like GPT formatted boot disks which is default for many *nix platform installers. FreeBSD and OpenSuse ...
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votes
0answers
31 views

How to prepare for a possible unreadable disk from bios after swapping disks?

How to prepare for a possible unreadable disk from bios after swapping disks? I want to switch out my old disk with my working linux mint 16 os and plug in a new disk and install linux mint 17. I am ...
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votes
0answers
22 views

Linux multiple errors on boot

I have an external HDD which has two operating systems on it, Ubuntu and Kali. My hard drive has a 10 GB /boot ext4 partition at the beginning. Then I have a 100 GB Ubuntu partiton, which works ...