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

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18answers
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What utility can move my Windows boot partition over to another hard drive? [closed]

Can anyone recommend a cheap/free utility that can do this without very much effort? My preference is that it would be really easy. Boot into Windows Pick drive to move Pick target drive It copies ...
64
votes
11answers
16k views

Does every OS need RAM?

Is there an OS which can be used without RAM, specifically the kind I can create a bootable pendrive from and use it in the computer? This gets awkward, since booting is essentially loading OS in ...
60
votes
5answers
6k views

What are the functions of the BIOS while the operating system is running?

I always wondered whether the BIOS (apart from conducting POST, starting the bootloader and passing control to the OS after one presses the power button) has any purpose or function while the ...
43
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6answers
124k views

Boot Camp: is it possible to restart directly to Windows from Mac OS X?

With the Boot Camp tools installed on Windows, there's an option for rebooting directly to Mac OS ("Restart in Mac OS X" from Boot Camp system tray item). But is this possible in the opposite ...
32
votes
11answers
4k views

How to tell when Windows and all startup programs have completed booting?

My machine (Windows 7 64-bit) takes about 3-4 mins to completely boot. Is there any way which will indicate that boot is complete, some kind of sound / pop-up, either by using Windows in-built feature ...
31
votes
6answers
56k views

How to boot from a flash drive OS using VirtualBox?

I have two flash drive, one with Slax installed and another for Android x86 Live installed, but they do not boot in my laptop (in my work they boot perfectly). I can boot from some live CDs/DVDs or ...
30
votes
3answers
31k views

Disable MySQL startup in Ubuntu 10.04

I want to prevent MySQL from starting in Ubuntu 10.04 I have used update-rc.d -f mysql remove and confirmed that there is no link to the /etc/inid.d/mysql script from any of the rc?.d directories. ...
28
votes
8answers
8k views

Booting Linux off USB pendrives

Booting a Linux system off USB Pendrives is one of my favorite things. On a laptop we have the following advantages, The Harddisk can be shutdown and that reduces power consumption (hdparm) The ...
28
votes
2answers
53k views

What does “delayed start” do in startup type for a Windows service?

What is the difference between Automatic and Automatic (Delayed Start) for a property setting for a Windows service? i.e. what do I gain or lose by setting my service as one or the other? Running the ...
27
votes
3answers
63k views

Flipping the Removable Media bit — alternatives to BootIt? [closed]

There's a utility called the Lexar BootIt utility that flips the Removable Media Bit on certain USB flash drives. I want to flip the bit on my USB flash drive (it's supported) but really am not too ...
26
votes
2answers
2k views

Why are start-up times faster on Windows 8? [closed]

A few people have done benchmarks comparing Windows 8 to Windows 7. Many features don't improve, but consistently, startup time is better. Why does Windows 8 start up faster compared to Windows 7? ...
26
votes
2answers
48k views

How to diagnose slow booting or logon in Windows 7?

When I start my PC, it boots into Windows (Windows 7 32-bit) quite happily, I login and the main Windows screen appears. At that point, however, the system is extremely unresponsive for up to 5 ...
26
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2answers
71k views

grub: boot from ISO

How can I boot into an ISO file in GRUB? The ISO file is on a reiserfs partition and GRUB can access it (already tested that).
25
votes
6answers
63k views

How do you disable an upstart service in ubuntu 10.10?

In 10.10 upstart is being used instead of sysvinit. It's possible to remove annoying upstart services which you do not want by removing the appropriate file in /etc/init/blah.conf However, this ...
23
votes
5answers
21k views

How do I stop services from starting on boot on Ubuntu?

I have lots of servers installed (Apache, MySQL, etc.), but I don't want them all to start at boot time (they drain power, and I'm on batteries most of the time). How do I configure this?
22
votes
8answers
33k views

Show Windows 7 logon time?

On Windows 7 Ultimate, is there a way to see when I logged on into the current session? I want to find out how long I have been at the PC / when I started it up.
22
votes
9answers
53k views

How to disable jusched.exe on Windows 7 64-bit?

I have recently purchased a new laptop from an OEM with Windows 7 64-bit. This system came pre-installed with (among other stuff) the Java Runtime Environment (64bit). This has put the "jusched.exe" ...
22
votes
2answers
759 views

Does the BIOS have some sort of generic 'drivers'

How does the BIOS control I/O devices without any form of drivers? For example how is an image displayed whilst the computer is booting if the BIOS doesn't have any drivers for the graphics card. ...
22
votes
4answers
43k views

How do I add startup applications in Lubuntu/Lxde?

I want to add Gnome-Do to my startup applications in Lubuntu 10.04 and the only reference I've found on the net is to edit /etc/xdg/lxsession/LXDE/autostart. But surely there must be a way to do this ...
22
votes
7answers
93k views

Running bat file at startup as administrator in Windows 7

I'm currently running a startup script in form of a bat file successfully in Windows 7 (I've inserted a new registry key entry with the bat file path as value in ...
22
votes
14answers
62k views

Windows 7 is stuck at “Starting Windows” when I attempt to boot computer

Basically, whenever I turn on my computer, it gets to the Starting Windows phase and just stays there. The startup animation still plays, yet it gets nowhere. I have tried booting into safe mode, ...
21
votes
2answers
11k views

Where is the startup (autostart) folder in Windows 8

Well Windows 8 has no Start Menu anymore and the startup folder has disappeared also. Where can I find that folder? Or is there a new way with Metro?
21
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2answers
229k views

Asus UEFI/BIOS options - How to boot from DVD?

I just bought a new PC and the default installed OS is Windows 8. I want to install Windows 7 but when I go into the boot options screen I only have one option: Windows Boot Manager I can't find my ...
20
votes
7answers
33k views

Can I boot Linux from a VHD?

Is there some way to boot a Linux system from a VHD in Windows 7? If there is a way, how do I put it there in the first place? EDIT: To clarify, I'm not trying to run Linux in a VM. I'm trying to ...
20
votes
1answer
6k views

How to Diagnose a Pre-Operating System Load or Hardware Issue

How can I find out if my problem is hardware based? If it is, how can I figure out what component is to blame How can I fix other pre-operating system issues? As an aside, what are all of these ...
19
votes
5answers
10k views

Why does my PC successfully boot only when unplugged for more than a few minutes?

I have an HP Pavilion Elite desktop computer, model HPE-490t. I like it because it didn’t cost too much, boots itself from an SSD, came with 16 GB of RAM, and has 6 CPU cores for editing video and ...
19
votes
8answers
174k views

How to boot from a USB device using an ISO image

I want to re-install Windows XP on my laptop. I have the ISO image for Windows XP. How can I boot from a USB device using simply my ISO image of Windows XP? My laptop is an IBM T42. If you are ...
18
votes
5answers
4k views

How to find out how often Windows Seven has rebooted?

Where on the system or registry should I look for data on how many times Windows has been rebooted? I want to create an application that uses this information (how many times Windows has rebooted ...
18
votes
6answers
4k views

How can I reduce Windows 7 boot times?

I have a Sony VAIO laptop that has an i7 processor, 6 GB of RAM and a 7200 RPM 500 GB 2.5 inch drive. I work in .NET, so I have SQL Server Developer, Visual Studio and a lot of other tools like that. ...
18
votes
2answers
13k views

How to start different profiles with Google Chrome when startup?

How do I start different profiles with Google Chrome with different favorites, and so on?
17
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4answers
28k views

Why is Windows “stuck” on the Welcome screen for so long?

I use Windows 7 with a laptop specifications processor core (Core i3), 2 GB DDR3 RAM, the remaining capacity on the system partition (25 GB). I do not know why the "welcome screen" takes a ...
17
votes
5answers
6k views

Are there downsides to Windows 8 Hybrid Shutdown?

Are there any downside to Windows 8 not doing a "full" shutdown? Would it be good practice to occasionally do a full shutdown to do a full system initialization at boot? If I'm already booting from ...
17
votes
10answers
156k views

When installing Windows 7, CDBOOT error 5 appears: Cannot boot from CD; why?

I am installing Windows 7 on an old machine. I can not even get it to boot. I get this error message: CDBOOT: Cannot boot from CD - Code: 5 Boot Failure from Previous Device.. Boot Failure from ...
16
votes
4answers
36k views

Run command on startup / login (Mac OS X)

I was not sure if this was for StackOverflow or here, I settled for here. I was wondering which file I should place this bash command in so it will be run on startup. # Start the MongoDB server ...
16
votes
6answers
1k views

How do you silence the startup chime on a Mac?

What tools or techniques are available for silencing the start up chime on a Mac? I know this can be accomplished by muting the sound before shutdown, but I was hoping that a solution existed that ...
16
votes
1answer
36k views

How to Boot CentOS in CLI?

I have a CentOS 6.2 OS which boots into GUI. How, upon startup, can I not boot into the GUI and instead, boot into the CLI? I want to do this at computer startup time.
16
votes
3answers
167k views

Create a bootable USB drive from a DMG file on Windows

A Mac machine needs to be reformatted with Lion. I backed up the Lion dmg file when I purchased it via the Mac App Store. I now need to create a bootable USB drive from the DMG file but I need to be ...
16
votes
4answers
4k views

Which virtual machine can boot from USB drive?

There are any desktop (not hipervisor) virtual machine software able to boot from USB drive? Which one and how?
16
votes
5answers
15k views

How do I start nginx on port 80 at OS X login?

I installed Nginx using homebrew and after completing the installation the following message was displayed: In the interest of allowing you to run `nginx` without `sudo`, the default port is set to ...
16
votes
5answers
9k views

Why does pulling the power cord then pressing the power button fix a non-booting PC?

I've been working at this institution for about 6 years. One thing thing that I've always found curious is that sometimes—especially after a power outage—we find a PC that won't boot when the power ...
15
votes
2answers
15k views

How do I log startup and shut-down times in Windows 7?

I'd like to log the times when my computer starts up and shuts down. I don't need any diagnostic info or anything, just a simple note of the date and time, e.g. something like: 2011/04/29 08:17:34 AM ...
15
votes
5answers
8k views

Windows 7: Automatically login and lock

I want to configure Windows 7 to login automatically after the computer is switched on. That's not because I'm lazy and don't like typing passwords. That's because I want programs that are configured ...
15
votes
5answers
11k views

How do I manage what programs startup in Windows 8?

There's a nifty new tab in the 'Task Manager' called 'Startup' where I can manage the program that run at startup. BUT... It doesn't show all of the application that run at startup: Some of the ...
15
votes
1answer
3k views

Windows 8.1 Black screen and no safe mode [closed]

PROBLEM Cannot run Windows 8.1 due to black screen. No mouse pointer. Sometimes white cursor in top left. Cannot enter safe mode: get black screen but with a row of blue pixels at the bottom or a row ...
14
votes
1answer
2k views

What hardware device used to eat up 1.4GB of my 4GB RAM, and now suddenly after no hardware changes eats up 2.2GB?

This is more or less a continuation of What hardware device eats up 1.4GB of my 4GB RAM? While I have more or less accepted the solution there that for some mysterious reason, after a BIOS upgrade ...
14
votes
4answers
15k views

Is it possible to boot from an ISO over the network, and how?

I have a machine with a bootable ISO stored on it, and I have another blank machine which I want to install the ISO to. They're both on the same LAN (attached to the same switch). How would I go about ...
14
votes
4answers
689 views

Is there a bootchart-style analyzer for what happens AFTER you log in?

Bootchart is an excellent tool for seeing what goes on when your computer boots. However, it only charts up to the login screen. Is there any way to analyze what is happening when I actually log in? I ...
13
votes
5answers
31k views

Running Spinrite from a USB drive?

I need to use SpinRite on my notebook which has no CD-ROM. How can I install and run SpinRite from a USB thumbdrive? Such that I could boot the notebook up with a thumbdrive and start SpinRite. Are ...
13
votes
5answers
62k views

How to boot a Linux live USB on a Mac?

I have a USB stick with a Fedora 11 live environment on it. It's booting fine on 3 PCs where I've tried it. But I can't get it to boot on a Mac (Intel). When pressing the alt key (or command key, I ...
13
votes
3answers
7k views

How do boot sectors and multiple drives works?

I don't fully understand the concept of a boot sector, I was hoping someone could clear this up for me. If you have two hard drives, with an OS installed on each, does each drive have its own boot ...