Boot (or booting) refers to the action of starting up a computer and getting it to run the operating system.

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install win8.1 from usb

I have an Win8.1 installation on usb. When I want to boot installation from this, I get an error: The boot configuration data file doesn't contain valid information for an operating system. The ...
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Aptio Setup Utility - Cannot change boot

I am so sorry to ask this. I feel like a total idiot - Aptio Setup Utility has me licked. I just bought an ASUS X75V with Freedos, Version 2.15.1226. The boot configuration has "Launch PXE OpROM ...
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10 views

HP Envy doesn't boot from DVD

I would like to perform a clean installation of Windows 8 on my HP Envy laptop but it doesn't boot from the Windows DVD. I changed the boot order (DVD first), tried both with and without legacy mode ...
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17 views

Is it possible to brick a computer due to corrupted CMOS?

Does the BIOS do error checking before booting with the CMOS configurations? Or does it blindly take whatever inside the CMOS and try to boot with it?
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13 views

ASUS X501a does not start up(fan spins, HDD does not spin, black screen)

Repairing my friend's ASUS X501a laptop. After power up, it goes into a black screen. The fan spins a few seconds after powering up , but HDD refuses to spin. I have tried the following: Plugged a ...
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39 views

Blue screen when trying to boot from cloned Windows partition

I'm trying to clone a clean Windows installation from SSD partition to HD partition. The problem is every time I try to boot from cloned partition, no matter which disk-cloning software I used, I end ...
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6 views

Getting clues on why kernel does not boot

I have tried to custom compile kernel from source months ago and it is working fine. But one day, I tried to compile to newer source with the same configuration and it does not boot. Usually it poofs ...
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Pairing Bluetooth Headphones with PC

My Laptop is Acer Espire 7730g and i have Bluetooth on it. Recently I bought MINIX NT-1 NFC Bluetooth Headphones and my Laptop can find it, but peripheral devices are missing. I have Windows 7. How ...
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1answer
28 views

Grub Rescue in Windows8 -Ubuntu Dual Boot

I deleted 2 partitions on my hard disk and now I am unable to boot my pc. I searched and found that it is possible to boot without a CD, but the method is not working for me because I can't find the ...
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Stuck on GRUB command prompt after regular kernel update

I am running Debian Wheezy. Update Manager suggest to install kernel update. After update, I reboot system but instead of listing all the kernels (bootloader), it gave me a GRUB command prompt: ...
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1answer
18 views

CONFIG_CMDLINE_OVERRIDE set but hardcoded vga-boot-parameter ignored?

I have build a custom linux kernel with the options: ... CONFIG_CMDLINE_BOOL=y CONFIG_CMDLINE_OVERRIDE=y CONFIG_CMDLINE="initrd=linux_os.gz root=/dev/ram0 init=/sbin/init ramdisk_size=25600 ...
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1answer
32 views

Installing Windows XP from USB, PC refuses to boot working bootable USB

I have to reinstall Windows XP on my old PC. Installing via USB is the only option - the CD/DVD drive doesn't work anymore, as well as the floppy drive and the computer can't start, the startup just ...
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1answer
32 views

Can't install OS with bootable USB — Reboot and select proper boot device

I built a new computer today. Closed the case, started the system and configured the BIOS: AHCI is selected. The boot order is USB > HDD. I don't have a DVD driver. Both keyboard and mouse are USB ...
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1answer
26 views

Open File Security Warning at boot

Every time I boot my laptop I get this annoying message. I trust this program and I want it to run on-boot without prompting me with this annoying message. Even if I unchecked "Always ask before ...
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1answer
21 views

Native Boot differencing VHD with parent from different volume

Is there a way how to boot Windows 7 from a differencing VHD which is located on different drive than its parent VHD? Here is appropriate part of output of bcdedit command: Windows Boot Loader ...
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34 views

Triple-boot macbook on multiple hard drives

I own a Macbook Pro thats original HDD has been replaced with a SSHD, and the optical drive removed and replaced with a second SSHD. I have OS X installed to the drive in the optical bay, and Windows ...
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2answers
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When trying to change laptop to boot from DVD it says I cannot change it in user mode

I found an old computer of my dad's company and wanted to clean it so that he can stop using is 12 year old laptop, but I am having some issues with it: Laptop - Fujitsu Esprimo Mobile OS - MS ...
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1answer
30 views

Access dual booted OS from VirtualBox

I have a LinuxKali/OSX dual boot. I have to install some packages in the linux system but as the Wifi drivers do not work without those packages (Mac air has NO ethernet) I would like to access the ...
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How to boot from a live cd / DVD or live USB-stick? [duplicate]

I like to know how I can boot from a live cd / DVD or live USB-stick? Is it possible to do that without going to BIOS? And do I have to partition my USB-stick for a live linux? Thanks
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41 views

Troubleshooting PC power-on irregularity, narrowed down to ASUS VRM Spread Spectrum, why?

There are many resources online regarding the issue when the PC shutsdown a few seconds after pressing the power button. I have a variation of the problem which is reproducible under certain ...
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1answer
52 views

PC with SSD VERY Slow after Power Outage

I am on a HP Pavilion PC with a SSD drive for the main/OS drive, and runnning windows 7. Typically a book takes < 15 seconds from power on to login to arriving at desktop. After a power outage / ...
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7 views

Boot Hp Pavilion from SSD

I just bought a brand new Pavilion 17-F050ND. I changed the dvd drive for an SSD. I cloned the HHD to the SSD. Now I want to use my SSD as a startup drive. Have tried various boot settings. But at the ...
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Reverse the chain of VHDs - Undo the merging

Virtual hard drives are great tool. Especially the possibility to boot VHDs with windows and the possibility to boot differencing VHDs is great. One of my use scenarios is as follows: I install ...
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1answer
35 views

Cannot repair file in Windows 8.1

Windows 8.1 64 bit running Windows Update continuously. Suddenly I had significant problem getting the laptop started. Refresh, recovery, reset, restore did not work. Recovery would not recognize the ...
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2answers
14 views

Virtual disc, missing bootloader. How to boot?

I had a netbook with HDD partitioned into 3. On one of the partitions (say /dev/sda2) i had an instance of Crunchbang Linux installed. I had backed it up using 'dd' command (dd if=/dev/sda2 ...
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Except for the GPU, what can cause persistent graphical artifacts during boot?

I'm getting these graphical artifacts during boot, as early as the BIOS screen and during the Windows startup as well: The pattern seems to stay identical, and it is visible on every single boot. I ...
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1answer
45 views

Installing linux on a macbook pro - boot broken

So I tried to install ubuntu 14.04 on my macbook pro (completely replacing OSX). I had refit installed, but not it seems gone. And every time I boot, the PC can't find any OS. I tried using ...
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1answer
42 views

Bootable USB Won't Recognize [on hold]

I'm attempting to zero one of my harddrives to make sure it's totally cleaned but when I move to boot from the bootable usb I made using 'Iso to USB' it just tells me to remove all media devices and ...
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1answer
21 views

tftpd64.exe crash when booting Debian via PXE

I'm trying to install Debian via PXE with a Windows 7 Pro 64-bit server. I'm using this guide: http://assylias.wordpress.com/2013/04/15/installing-ubuntudebian-with-pxe-using-a-windows-machine/ The ...
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1answer
12 views

Mini-book refuses to boot from usb ( LT41P )

I have this mini laptop, a Gateway LT41P. For whatever reason, This laptop refuses to boot from usb. I've created several working usb boot sticks, and have used it to install various OS ...
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37 views

Windows 8.1 severe bugs and booting issues [on hold]

(for the record I'm using a gaming laptop with UEFI) After updating to 8.1 I saw no immediate issues, but about 2 weeks ago things went bad, it can't shutdown restart sleep or hibernate normally, it ...
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Remote boot command / boot via network call

Is it possible to boot another computer (Windows preferrably) with a special network command? Use case (let's call this command remote boot): ComputerA at home is switched off or in standby (but ...
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25 views

PC Continues fast short beep or Continues long beep

I hope I can ask this one here. Can Anyone please help me on this. I was trying to format my pc since the bootmgr is missing., MY pc has a motherboard Asus H61ME. I have a Video card GeForce GT 620 ...
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Acer PC issue booting

I have an Acer PC that came with Windows 7. Of course, three days after the warranty, I began getting an error when I boot that reads Reboot and select proper boot device or insert boot media in ...
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My computer does not Recognize my Mouse or Wireless Adapter on Cold Start-ups

I just recently built a computer in February and every time i boot up from a complete shutdown my mouse never works and neither does my USB wireless adapter. They only work if I unplug them for a few ...
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ECS Elitegroup KV2 lite 1.0 Motherboard doesn't detect SATA drive and takes forever to load BIOS

my problem is as follows: I was connecting a (bootable) SATA hard drive to the 'ECS Elitegroup KV 2 lite 1.0' in my friends rig, which already had two IDE hard drives (one with bootable Windows XP) ...
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How to create an ASD (apple service diagnostics) boot partition

Can someone tell me how I can create an ASD boot partition. In my ACMT class we had a USB drive with multiple partitions each being an ASD bootable partition. One thing I don't understand is that when ...
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16 views

Unstable since I moved my user file from C: drive (SSD) using a junction

I used this method: http://www.starkeith.net/coredump/2009/05/18/how-to-move-your-windows-user-profile-to-another-drive/ to move my user file from my SSD C: drive to another disk in my computer. ...
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27 views

BIOS won't allow me to change boot order

So I recently bought a ROG G750JM because my old laptop gave up a few days ago. Since I'm on a strict budget and most of the parts in my old one still work (except for the motherboard) I choose this ...
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18 views

Can't boot from Windows installation disk on Linux

I've recently wanted to reinstall Windows 7 on my laptop which is currently running solely Ubuntu. I've downloaded and iso and tried burning it to both a cd and a usb but when I boot from either of ...
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14 views

Unable to turn on laptop after installing ubuntu (secure boot)

I've just bought a new laptop and have attempted to install Ubuntu 14.04 on it. The laptop is a dell inspiron 3521. After installing Ubuntu the power button does not even do anything. What is the ...
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24 views

How stable is a triple boot setup for OS X, Windows 7 and Ubuntu/Linux?

Thanks for your interest in this question. Goal: I would like to know how effective it really is to configure a hard drive (specifically a 7200 RPM HDD) and boot Mac OS X, Windows 7 and some sort of ...
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37 views

How to fix PC which stopped working after accidentally disconnecting one or more leads inside?

I've broken the problem description into 3 phases, as the state of the PC's error reporting has moved through 3 phases: I opened the PC up to try to find the make of the power supply and in doing so ...
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6 views

Drawbacks of cache in usb drives?

Background A few years ago I was glad to find out that there is a new flash drive with on-board caching (the SuperTalent Express RAM Cache), which gave it a really neat performance on small files. I ...
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2answers
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Ubuntu 14.04 installation on Asrock H77M UEFI, dual boot with windows 8.1 already installed

As the title says, I need to install ubuntu in dual boot with windows 8.1 on my home PC. I knew that with UEFI partition table was written in GPT, but I found that the partition table on my hard ...
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Hibernation via power button vs Start menu [closed]

I had a problem a few years ago with a Mesh Windows XP machine where if I set Windows XP to hibernate via the power button and then regularly shut down with it it appeared to lead to boot problems. At ...
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'boot selection failed because a required device is inaccessible' After restoring backup

I'm trying to restore a backup image (win 7) from HDD1 (Drive letters: C, D, E, F) to HDD2 (G, H). the drive letters remain the same from both HDDs. After restoring, I removed HDD1 and try to boot ...
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23 views

Quitting DOS Program and booting Windows OS

I have a really old System (Fujitsu ICL ErgoPro e450) It is set up so that it boots into DOS mode and then runs a DOS Program. My question is how would I quit this program, close DOS mode and Reboot ...
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2answers
49 views

How can I get into BIOS in my Sony Vaio VPCEH25EN

I have a sony vaio, model VPCEH25EN with me. This is the reference (Sony Vaio VPCEH25EN). It came up with a window 7 pre-installed. I want to install linux\fedora along with that. For that I have ...
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28 views

Running Debian 2.6 in RAM

I am currently trying to setup an embedded computer in order to load its filesystem into RAM, to avoid writing anything on the real disk but to run applications normally though. Everything should run ...