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

6
votes
5answers
28k views

XP CD doesn't offer repair option

I'm fixing an IBM Thinkpad laptop running XP Pro which doesn't boot all the way (It gets past the XP logo boot screen, a movable mouse cursor appears, and it doesn't get any further, even in safe ...
6
votes
3answers
29k views

Where Linux places the messages of boot?

I want to find place to where Linux writes all boot messages. You know: facility one [STARTED] facility two [STARTED] facility three [FAILED] I searched with find . -print0 | xargs -0 grep ...
6
votes
2answers
3k views

SSD upgraded: Windows boot up on 8 seconds, but BIOS need more than 15 seconds. What should I do?

Motivated by boot-up time decrease, yesterday I upgraded my hard disk to a SSD. Everything goes ok, Windows Seven now is booting up in less than 10 seconds(from more than 40 before upgrade) but my ...
6
votes
2answers
1k views

Using Win32 in DOS

Is there a way that I can start the Win32 environment or run Win32 programs from DOS without starting the Windows GUI? I'm using a Windows 98 PC that is booted into DOS mode from a floppy disk. ...
6
votes
5answers
282 views

How is a byte(s) loaded from a secondary-storage device in to RAM upon bootup, if RAM supposedly already contains bits in capacitors?

This has been on my mind today. If RAM's ICs contain bits stored in capacitors sitting there, how can you pull bits from somewhere and put them where something already is? For example, on bootup, ...
6
votes
2answers
3k views

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 ...
6
votes
1answer
2k views

How can I run chkdsk on boot up for multiple drives in Windows (Vista)?

I know how to run a chkdsk on boot for C:. How can I schedule chkdsk to run on boot for multiple drives (which normally will just be checked inside Windows)?
6
votes
2answers
21k views

How can one create a bootable Linux USB key that works on Mac (Intel 64 bit CPU) hardware?

I'm trying to create a bootable USB key with Linux (debian) and that can be booted on Macintel hardware. I have read that MAC's EFI can only boot GPT GUID formatted disks. I'm desperately trying to ...
6
votes
3answers
1k views

How do I troubleshoot problems that occur during boot?

In the case that my computer would have issues with booting, what steps can I take to troubleshoot it?
6
votes
10answers
6k views

How to troubleshoot a computer not booting up when powered on?

I can turn on my computer and sometimes it will boot up just fine. After a while of use, days or even a week, when I try to turn it on, it powers up, in that the fans spins up, the power indicator ...
6
votes
1answer
680 views

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?
6
votes
2answers
228 views

Should I run Chkdsk at all?

My 6 year old Lenovo laptop running Win XP Home is taking lot of time to boot up. It complains every time I boot that some part of hard disk has been corrupted and asks me to run Chkdsk. I can ...
6
votes
1answer
20k views

How to solve the error “Code: 0x0000000A” while installing Windows 8 Developer Preview?

I am using VirtualBox 4.1.2 for Windows hosts Here is the configuration used for the virtual machine: When I start the virtual machine some files are loaded and there is a progress-bar Loading ...
6
votes
5answers
5k views

How can I determine the installed edition of Windows XP if the OS does not boot up?

I have a drive that I cannot boot, but it has an installation of Windows XP on it. I need to know what type of XP it has, and MS's solution (http://support.microsoft.com/kb/310104) presupposes I can ...
6
votes
3answers
3k views

Fastest booting desktop linux distro? [closed]

I'm currently running Ubuntu 9.04 on my laptop and I'm very happy with it. But boot times aren't great... So I'd like to have a second distribution on my hard disc that I can boot to quickly check my ...
6
votes
3answers
2k views

Why does my VM hang on “Windows is loading files…” during a sysprep and capture task sequence?

My nice, well crafted reference machine will not boot at all! I'm trying to run a sysprep and capture task sequence (MDT 2010 and WDS off server 2012). I ran litetouch.vbs off the deployment share ...
6
votes
1answer
23k views

How can I repair or install startup repair/system recovery after BCD corruption?

How should I go about repairing startup repair? Installing startup repair onto the hard drive, as if it was not originally there, would also fix this. In the hope that someone at a Windows-specific ...
6
votes
5answers
2k views

PC taking >30 minutes to reach log in screen

A Dell PC has recently started taking from 30-45 minutes to boot up into the login screen. From there, it functions normally. The Event Viewer shows nothing unusual, and there are no bad devices in ...
6
votes
2answers
6k views

Android - Emulator takes a long time to start up

I have successfully installed Android-SDK in my computer. Generally, I test application with my real android Device (HTC HERO) so it is fast to test an application on a real device. But when I try to ...
6
votes
4answers
4k views

How do you create a bootable partition on a USB drive?

I have a bootable ISO designed to be burned to a double-layer DVD. I don't have a double layer DVD burner, so I would like to stick the ISO image on a 50 GB partition on a USB hard drive I have. How ...
6
votes
2answers
7k views

Boot from USB using GRUB

My friend's laptop was in a car accident (he's fine!). However the laptop is very old its an Acer Aspire 1520 the CD-rom drive is broken and there is no floppy drive. I made him a USB boot before I ...
6
votes
3answers
12k views

What is DMI Pool Data and why is it verified?

What is DMI Pool Data? Every time a computer here boots up it comes a message that says Verifying DMI Pool Data............. And then it comes: AMD data changed...Update New Data to DMI! ...
6
votes
2answers
4k views

Windows 8 to 8.1 Pro Upgrade SecureBoot Error

I upgraded from Windows 8 to Windows 8.1. I have an Alienware Aurora R4 with the latest BIOS firmware version, A09. Ever since I did the upgrade, I get a watermark on my desktop saying, "SecureBoot ...
6
votes
1answer
5k views

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 ...
6
votes
3answers
11k views

Can I install Windows on a diskless system with iSCSI?

I'm reorganizing my home network, which now includes a NAS box, that, among other things, allows me to export partitions via iSCSI. Now I'd like to get rid of the harddisk in my Windows machine, as it ...
6
votes
1answer
172 views

Debugging a “Somewhat” Faulty PC Component

TL;DR: I have a component that fails very infrequently, preventing my computer from POSTing (I am suspicious that this may be a motherboard issue). Since I cannot reliably reproduce this error, what ...
6
votes
1answer
2k views

Is it possible to boot from internet?

Let's assume the following situation: you have a computer with empty hard disk, and you don't have a CD, floppy, pen drive nearby to boot the computer from. But you have connection to the Internet. ...
6
votes
1answer
6k views

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 ...
6
votes
2answers
176 views

After trying all the standard tricks, my XP installation is still very slow. What more can I do?

My work computer still has XP on it, though I will be upgrading to Win7 in a few short months so I've got to make do in the meantime. I just started working at this job, so the computer was a ...
6
votes
2answers
4k views

How do I set up Grub properly to quad-boot Windows, Mac OS X, Linux, and FreeBSD?

Grub has gone completely insane on me. My quad-boot system was working great up until I upgraded Ubuntu to 12.04. Since Ubuntu overwrote the Grub stuff I had to repair it with my Mac OS X and FreeBSD ...
6
votes
1answer
2k views

How to install OSX into VirtualBox on a Macbook Air using Apple's Reinstall USB

I'm currently dual-booting OSX and Ubuntu on my Macbook Air, but it'd be nice to run OSX within Ubuntu via VirtualBox. This seems possible using VirtualBox and is legal - there's even a post on an ...
6
votes
1answer
2k views

Mac won't boot into safe mode

Mac boots fine normally, except when in safe mode. Holding down shift when booting gets me to the progress bar on the grey screen. Progress bar gets about half way before mac reboots. I modified ...
6
votes
4answers
10k views

Cannot Boot Win 8 - Nor Correct Boot Files?

UPDATE: I was able to create a Windows 8 Recovery disk from another computer. I have attempted to re-create the boot files by following this method in Command Prompt: bootrec /scanos bootrec ...
5
votes
3answers
670 views

Why can't computers boot instantly?

Computers have been around for quite some time. So what is stopping us from making computers boot instantly like regular home appliances and other devices? Is it even possible? I know there is ...
5
votes
3answers
388 views

Why is linux boot sequence in sh and not in c

I have an embedded device which runs linux. I'm trying to speed up the boot sequence. Would rewriting large parts of the boot sequence in C speed up a lot? for example I have a lot of scripts which ...
5
votes
3answers
2k views

Is it possible to get rid of GRUB?

I have a Windows XP box with Ubuntu 8.04 installed on a separate partition. GRUB is defaulted to Ubuntu, which is annoying because most of the time I need to boot to Windows. I want to get rid of ...
5
votes
6answers
1k views

Can a grounding problem damage computers immediately?

Can a grounding problem damage computers immediately ? I have transferred my office. New office did not have grounding. I tried to boot 4 computers. Two of them booted. One of them hung while ...
5
votes
4answers
15k views

Use bluetooth keyboard to access/edit BIOS?

Can I use a bluetooth keyboard to enter BIOS and edit the values there? I'm thinking of two scenarios: A new machine - no OS (yet). So to me seems no possibility to pair the keyboard. Hence no ...
5
votes
6answers
56k views

Windows XP stuck on loading screen

Since yesterday my Windows XP install is stuck on the loading screen (XP logo and "progress bar" constantly moving). I waited more than one hour but nothing more happened. Before this problem occured ...
5
votes
7answers
10k views

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 ...
5
votes
5answers
15k views

Laptop won't boot; says “BOOTMGR is missing” after active partition was changed

I have a "Recovery" partition which I mistakenly thought was redundant after reinstalling everything to C:. "Recovery" was previously the "Active" partition. I set C: as the "Active" directory in disk ...
5
votes
3answers
453 views

Measure Windows bootup performance [duplicate]

Possible Duplicate: Slow startup on Windows 7 Home Premium laptop I'm running Windows 7 Home Premium on a 2 GB RAM netbook. The Windows startup performance, and when coming out of ...
5
votes
6answers
102 views

How do I prevent two OSes from clobbering grub files?

I want to install Linux and OpenSolaris on the same hard disk in different partitions. I'm worried because OpenSolaris seems to actively manage the grub data when updating the OS (part of the "boot ...
5
votes
3answers
2k views

Windows 7 Recovery

One day my computer was working fine and the next it won't boot properly. System Specs: Toshiba Satellite T235D-S1345RD (Laptop), Windows 7 x64, BIOS 1.7, 4GB RAM I have gotten the computer booted ...
5
votes
5answers
3k views

How to diagnose a slow booting laptop [duplicate]

I'm running Windows 7 Pro 64bit on a Dell Precision M4400 laptop and whenever I boot it it takes ages ( >5mins average). This doesn't seem right as it's a fairly beasty piece of kit, It get's a 5.9 ...
5
votes
2answers
1k views

Is a 1TB drive too big for a boot drive?

Can the drive you choose to boot off affect performance? Would I receive faster boot/shutdown times if I were to choose a smaller drive? How would partitions affect performance/boot speed? Assuming ...
5
votes
2answers
454 views

Can Apple Macintosh computers boot from a USB volume?

Can I attach a USB external drive to a Mac and boot from it? Specifically, will I be able to install Snow Leopard from an external USB DVD drive on a modern Intel Macbook?
5
votes
1answer
448 views

Automatically starting the Remote desktop sessions when computer boots up

I have a HP Thin Client PC, which is connected to VMware ESXI host with two virtual machines. The thin client connects to the virtual machines through Remote Desktop. I would like the thin client to ...
5
votes
2answers
428 views

On warm (re)start, computer powers off instantly. After unplugged, it starts and runs ok

My computer fails to start from any power-state other than power-off: ASUS UEFI MB (F1A75-V Pro) with AMD Llano APU 12G RAM (passes memtest) 3x HDD Thermaltake semi-passive PSU Cold start works ...
5
votes
2answers
3k views

How to boot directly into an application

I have an application that I want to boot in directly when windows xp starts. So after that "welcome" screen I don't want to see anything and load directly into the app. How can I do that? I tried ...