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

learn more… | top users | synonyms (3)

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“Unable to find root device” on a fresh ArchLinux install

I have installed the latest version of ArchLinux (2014.06.01) on a MacBook Pro 8,1 (15", if that matters regarding hardware) dual-booting with OSX following the instructions in the official install ...
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Is a SSD suitable as root disk for an always-on server?

Since an SSD has no moving parts, it seems to me to be perfectly suitable as the root disk of a server that is always on. Is there any reason that you would suggest not using an SSD for this purpose? ...
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What is rootfs# and what can you do with it?

I have been dropped to a [rootfs /]# prompt many times when booting my distro failed. Usually I found I couldn't fix the problem with the limited commands available, so I would use any spare Live CD I ...
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1answer
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Multiple Windows installers on a USB stick

I've recently got my hands on one of those SanDisk Extreme 64GB sticks and started tinkering with it. During this story, please keep in mind that this is a model where removable bit is set to 0 (which ...
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How can I fix the boot process on my HP laptop?

My question is kind of similar to this issue. I installed an SSD in my aging HP DV7t-2000 laptop because the old hard drive was failing. Now, when I boot the laptop, it says on the splash screen ...
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Windows 8.1 black screen with mouse, cant acces task manager or safe mode

I am using Windows 8.1 (as an upgrade from 8). Yesterday I had to boot in safe mode through msconfig, but when my PC restarted, the Windows logo screen went black with only the cursor on the screen. I ...
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New SSD (Corsair) takes 1-2 minutes before it's found after first boot

My new SSD Corsair CSSD-F60 actually works - using it for boot and system disk (Windows 7 64-bit). But when first (cold-) booting the PC it's not properly found by BIOS and Intel ICH9R Controller. The ...
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How to install Ubuntu, Windows XP and Windows 7 from scratch as triple-boot system

I'm currently running Windows XP, but have ordered Windows 7. I want to keep Windows XP on a separate partition, and install Ubuntu as well. In which order should I install the OSs, and is there ...
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Is there a way to know what program slow down startup?

Is there a program that can be installed to be able to know what program take time to load at startup of Windows?
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How do I tell Windows 7 to never Launch Startup Repair

I have a Windows 7 (64-bit) virtual machine that I primarily remote desktop into. Sometimes on boot something goes wrong and it displays the following DOS screen: Windows ...
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Making a bootable OSX USB from dmg on Linux

I have 2 machines - a MacBook Pro and a desktop running Fedora, I have a USB drive and a OSX 10.8 dmg. The MacBook won't boot into OSX unfortunately, I'm trying to make a bootable mac usb to recover ...
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How to remove an old OS from the boot menu

When I upgraded from Windows XP to Windows 7, I had a second drive around and set it to dual boot. After a while, I decided that I wasn't ever going to go back to Windows XP, and so I deleted the ...
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Windows 8 Run script on startup

Recently installed the Win8 RTM on my MacBook air and made a short AutoHotkey script to reverse the scrolling to be like MacOSX Lion. My question is... how do you run a script at startup on Windows ...
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5answers
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How can I take a screenshot of my logon screen in Windows 7?

Ideally, this can be done for a non-virtual installation of Windows 7 and without the use of an RDP client connection. There are numerous blog posts, how-to's, etc that include screen shots of the ...
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Why does a cloned Windows 7 BCD contain incomplete data (and, therefore, prevent booting)?

I have had the misfortune to need to clone a dual-booting Windows XP/7 box to replace its hard drive with a smaller one. I had great trouble getting it to boot and would like to understand what's ...
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Is there something like a BIOS in Windows 8? [closed]

Is there something like a BIOS in Windows 8? How can I set up the boot device priority? My problem occurs when switching on my computer. It immediately goes to Windows 8 loading screen without ...
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How can I figure out what process is constantly accessing my hard drive in Windows XP?

I am running a fresh install of Windows XP SP3 with a very minimal set of applications installed, but even so, my computer often bogs down to a crawl while it is furiously accessing the hard drive, ...
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How do you delay the launch of an application in Windows 7 at startup?

I'd like to delay the launch of some startup apps to give it some time to load the other ones before the one I want.
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How can I execute commands on startup in awesome?

I want to execute some commands after login if awesome-windowmanager starts. How can I add startup-commands to the awesome-config?
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How do I fix a boot process that broke because of a failed hard drive? (Windows 7)

I used Windows XP for years, before I was able to get my hands on Windows 7 RC, which I bought a new HDD for, and setup to dual-boot. About a month ago, Windows XP started acting funny, and I thought ...
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Dial PPPoE connection on Windows startup

Is there a way to automatically dial a PPPoE connection on startup? In Mac OS X, this is done automatically after login. It was also possible in Windows XP: when creating a new connection, it also ...
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736 views

Why won't my Retina MacBook Pro let me plug the power in without the screen blacking out?

I have a late 2014 Retina MacBook Pro. I run Windows 8.1 via Boot Camp with the latest drivers. It worked fine for quite awhile as a standalone setup. Recently I started using it only with an ...
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What's the easiest way to have a script run at boot time in OS X?

I want a script (bash/zsh/ruby/...) to run at boot time in OS X. What's the most simple way to do this, without messing with xml/plist files, and preferably not needing to make a meta AppleScript.
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What happens when a computer starts?

I'm trying to understand what happens when a computer is turned on. How the computer works on startup, various initializations that take place, etc. For example, is the bootstrap loader the first ...
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Is there a tool like StartupMonitor for Windows 7?

I used to have a great tool called StartupMonitor on Windows XP which informed me about every attempt of programs (or myself) to modify startup entries. Is there a similar tool for Windows 7 which ...
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what is the difference between the usb booting mechanism and optical disk booting mechanism?

Many distributions of linux/bsd have separate usb and dvd images and writing the dvd image doesn't seem to work. What is fundamentally different between these two mechanisms?
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How to best clone a running system to a new harddisk using rsync?

I have a system running as a server that has a failing harddrive. While all important data is on a RAID and backed up and all that, I don't have an image of the system itself. There is no specific ...
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Access boot menu from Windows 8 PC

I have a computer that came with Windows 8 preinstalled. I want to boot from a CD, in this case Hiren's Boot CD. However Windows 8 doesn't seem to like this. I have tried pressing F8, ESC, F12 and so ...
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Mac boot to Windows by Default

Is there a way to configure a Bootcamped Mac Mini to boot directly into Windows rather than having it boot to OS-X by default? (Note: uninstalling OS-X is not an option.) Update on 03/09/2010: ...
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bash: execute command given in commandline and don't exit

how do I specifiy a command on the commmandline of bash which shall be executed once inside the new bash after reading ~/.bashrc -- But all this without letting bash exit after the command is ...
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Booting an Asus EeePC from a LiveCD USB stick

I have two identical Asus EeePC netbooks that are both installed with Ubuntu. One of them was sitting on the closet shelf and the battery went completely dead. When I charged the battery and tried to ...
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Tools to modify UEFI Variables in Windows/Linux?

I have a DELL machine that use Phoenix SecureCore Tiano as its UEFI/BIOS However, it is totally not configurable as its UEFI shell & menus are hidden in BIOS Setup. I'm wondering if there were ...
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Timeout option not working on efi windows 7/windows8 dual boot machine

I hav a gigbyte GA-Z77m-D3h mobo and installed Windows 8 Pro and Windows 7 Ultimate on two SSDs (in that order) in EFI mode. Now when I start my computer, I get the windows boot menu (text mode) with ...
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How to cancel Windows 8 drive repair

Windows detected an error on one of my nonessential drives in my desktop PC. It said it needed to reboot to fix the errors, so I rebooted and it started scanning the drive. However it is taking a very ...
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Where can I download “bootrec.exe”?

I have my Windows 7 x64 ISO on my pendrive, but WinToFlash app forgot to install the MBR (again). The only PC I have, uses x86 Win7 , so it won't install the bootrec.exe, since that is a 64bit ...
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Why do computers often spin up the CPU fan to high speed momentarily when powered on?

Many computers spin up the CPU fan to high speed the moment they are powered on, even before POST, before settling down to normal operating speed. While this behavior seems normal for the most part, ...
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Stop programs from starting up automatically on boot on Windows

Is there an easy way to prevent programs (Such as Logitech and Windows Live) from starting up automatically when I turn on my computer? I rarely use these, and each time I start my PC, I have to ...
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System32 and SysWOW64 on Windows 7

What is "SysWOW64" and how does it work? Are SysWOW64 and System32 both used/loaded into RAM during the Windows 7 boot?
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Windows Hibernation increases startup/shutdown speed

A few weeks ago, I installed AVG PC TuneUp on my Windows 8 laptop. It recommended that I disable hibernation - this would increase performance. From that point, start-up and shut-down became ...
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How do I get rid of this old hard drive in my machine?

I bought it about 5 years ago and it came bundled with Windows Vista. When Windows 7 launched, I waited a bit then realized it would rock with an SSD. So I bought an SSD and added it as my primary ...
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How to prevent these executables from starting up?

After removing the following executables from starting up, in the near future they reappear again: DDMService.exe: Re-enabled when visiting a DivX video online. DivXUpdate.exe: Re-enabled when ...
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Is BIOS read from the BIOS chip or copied into RAM on startup?

When you first turn on your computer, is the fetch/execute cycle first set up to fetch instructions from the BIOS chip directly to the instruction register in the CPU or is there automatic circuitry ...
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Proper way to start xvfb on startup on centos?

I'm following this tutorial, and I want to know the equivalent centos-version of this ubuntu-specific step: You may receive a few warnings regarding fonts and such, but it’ll still work despite ...
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How do I prevent Linux services from auto-starting?

I have recently migrated from Windows to Linux (xubuntu) I am a developer and have installed everything I need, LAMP. In Windows I used to turn off all unnecessary services - I don't need the Apache ...
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2answers
8k views

What are the disadvantages of not using UEFI boot?

I bought a Samsung series 9 laptop with 64-bit Windows 8 pre-installed and wish to install Linux (probably Ubuntu 13.04 when it comes out ext week, but also considering mint 14). Now there have been ...
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Disable Mac startup sound

Anyone know how to disable that cheesy startup sound when I power on my Mac? If it makes a difference, I'm running Mac OS X 10.6.
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Creating a Windows XP installation flash drive in linux

How can I create a bootable flash drive to install Windows XP from under Linux? I have Ubuntu installed on my PC and want to install Windows XP parallelly. I already have an NTFS hard drive, so what ...
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Booting a Windows 7 installation on different hardware

I'm in a situation where I could do with very quickly migrating a Windows 7 (RTM x64) installation from one machine to another. What options are open to me in terms of getting W7 to boot after the ...
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What does a hybrid boot do and why wouldn't I always enable it?

As part of Windows 8 there is a Hybrid boot option. What does this do (besides just 'reduce the boot to windows time')? Why wouldn't I want to enable it all the time; are there downsides?
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Bootmanager is missing

Went to disk manager and setup a simple volume as drive D. Installed windows 7 home premium Disk manager: created a new simple volume "D:" in unallocated space. Unable to until drive "C:" was made ...