The process of starting up a computer and loading the operating system.

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142
votes
18answers
304k views

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 ...
72
votes
5answers
9k 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 ...
71
votes
12answers
18k 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 ...
50
votes
6answers
144k 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 ...
48
votes
4answers
94k 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 ...
46
votes
5answers
7k views

Why is the first BIOS instruction located at 0xFFFFFFF0 (“top” of RAM)?

I know that BIOS loads its first instruction from 0xFFFFFFF0, but why this specific address? I've a bunch of questions and hope you can help me with some of them, at least. My questions: Why is the ...
34
votes
11answers
9k 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 ...
33
votes
5answers
38k 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?
33
votes
3answers
67k views

How to diagnose slow booting or logon in Windows?

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 ...
32
votes
9answers
55k 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.
32
votes
3answers
24k 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?
32
votes
3answers
99k 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 ...
31
votes
6answers
67k views

Run command on startup / login (Mac OS X)

I was wondering which file I should place this bash command in so it will be run on startup. # Start the MongoDB server /Applications/MongoDB/bin/mongod --dbpath /usr/local/mongo/data --fork ...
31
votes
6answers
63k 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 ...
31
votes
3answers
34k 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. ...
30
votes
8answers
10k 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 ...
30
votes
2answers
89k 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).
29
votes
3answers
441k 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 ...
27
votes
2answers
3k 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
3k views

When I hit DEL during start up, am I entering CMOS or BIOS?

For the longest time I assumed I was entering the BIOS setup and CMOS is a chip that holds the settings I set in BIOS in its memory. I recently read somewhere that when I am configuring the boot ...
26
votes
6answers
66k 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 ...
26
votes
2answers
381k 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 ...
26
votes
8answers
111k 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 ...
26
votes
8answers
156k views

How do I make Windows 7 boot further than a blank screen with only a mouse cursor?

My Windows 7 machine was powered down without logging out first. Now, when booting the PC Windows 7 does not completely start. Instead, it boots to a completely black screen with a mouse cursor that ...
25
votes
4answers
52k 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 ...
25
votes
14answers
109k 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, ...
24
votes
9answers
66k 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" ...
24
votes
7answers
42k 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 ...
24
votes
2answers
62k 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.
24
votes
5answers
20k 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 ...
24
votes
4answers
26k views

Windows Disk I/O 100% at boot for 20 Minutes

I have a fast computer (quad-core i7, 3.5 Ghz, 24 GB of RAM, Windows 8.1) and I installed a new hard drive less than a year ago that was supposed to be as fast as you could buy for an HHD and not an ...
23
votes
4answers
78k 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 ...
23
votes
5answers
44k 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 ...
22
votes
2answers
949 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
1answer
15k 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 ...
21
votes
6answers
20k views

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 ...
21
votes
4answers
37k 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 on. They're both on the same LAN (attached to the same switch). How would I go ...
20
votes
4answers
53k 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 ...
20
votes
6answers
5k 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. ...
20
votes
7answers
16k 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 ...
20
votes
8answers
181k 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 ...
19
votes
5answers
10k 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 ...
19
votes
10answers
186k 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 ...
19
votes
2answers
17k 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?
18
votes
5answers
38k views

How to check root partition with fsck?

I installed Linux Mint 12 KDE, and I would like to check the root partition for any errors. How do I check the root partition with fsck at boot time?
18
votes
5answers
8k 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
7answers
22k views

Dual-boot or virtual machine for Linux programmer that does some Visual Studio development?

The scenario: I am a freelance software developer that mostly develop on Linux (Python, MySQL, MongoDB etc.) My work computer is a Lenovo laptop w/ a i7 processor and 8GB RAM. Big HD + 128 GB SSD. ...
18
votes
3answers
23k views

Is a /boot partition always necessary?

Should I create a /boot partition every time I install a Linux distro? Is there a difference between having a /boot partition and making the / partition bootable?
18
votes
4answers
1k views

Why is my Windows unbearably slow? [duplicate]

I use Windows since ever, sometimes Linux, sometimes OSX. Since Windows ME/2000 I have been having this major problem: I install a fresh copy of Windows, it boots fast as hell, everything goes ...
18
votes
2answers
13k views

“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 ...