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

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My computer isn't starting anymore

My computer isn't booting anymore from when an additional fan was put in the internal side of the removable panel of the case: in the majority of the cases, it blocks in the ASUS presentation screen, ...
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17 views

ThinkPad X220i appears to power on but won't start - no BIOS or beeps

I have a ThinkPad X220i laptop here (4-5 years old, out of warranty) that won't power on any more. Looking for any tips to get to the cause and repair it. The problem: When you press the power button ...
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23 views

Automatically start a computer when power turns on

I installed Ubuntu on an old laptop (Lenovo T400) that I now use as a home server, running 24/7. I live in an area where long power outages are quite common, so if the power goes off there's a good ...
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1answer
10 views

Prevent auto-start up of application that doesn't have a native setting to disable it

I install some software for my printer. The problem is that is that is auto starts with my computer. I checked the application settings but it doesn't have a way to disable it. Is there another way I ...
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31 views

Computer won't boot after removing the SSD and putting it back in

Hello I had to remove my SSD last night and when I came to put it back in this morning and boot up it wouldn't ,I changed the boot order and set SSD first and now I can't do , my computer literally ...
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16 views

Cannot boot onto any OS after deleting Linux partition on UEFI system

Today, I decided to delete Ubuntu 14.10 from my computer. Everything was OK, I had created the USB recovery drive of Windows 8.1. After formating the Linux, I restarted. Sadly, I forgot to delete the ...
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1answer
15 views

Can't boot to the original windows 8.1

After purchasing an SSD, I decided to install Windows 8.1 on it. I originally had Windows 8.1 on my Western Digital Hard drive. But now, I cannot boot to it and there is no option to select an ...
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13 views

How to boot from DVD Lenovo W540

I have a Lenovo W540 laptop currently running windows 8.1. I have burned an ISO image of a linux-based OS onto a DVD-R using the Mastered burn type (not live file system). I cannot figure out how to ...
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11 views

New system, does not boot, 1 long beep two short

I bought 970A-G43 motherboard with FX-6300 processor. Hooked everything and plugged in an HD 6950 video card. On boot I get 1 long and 2 short beeps regardless if I plug the video on either of the 2 ...
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1answer
6 views

SuperMicro won't boot (won't POST) after trying to modify GRUB

I have a SuperMicro in this configuration. We installed Ubuntu 12.04 on it and I used it for over a year until finally upgrading to 14.04. I upgraded from CD choosing only default options, and the ...
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in time of dual boot,showing no disk parttion

In my laptop, hard disk is 500GB. two partition 100GB and 50GB, rest of the place is unallocated. In 100GB drive, windows 8 has instilled. i want to do dual boot by Ubuntu 14.04. in time of ...
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13 views

Computer won't boot or POST

I'm trying to boot a config with : MB : MSI H81i / CPU : Intel Pentium G3420 / RAM : G. Skill F3-12800CL9D-8GBRL I have no graphics card installed (i use the motherboard integrated one). When i ...
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28 views

Computer wont start (even to bios)

My laptop (Lenovo G580) just wont start. I can't enter even to BIOS. With power supply everything is OK. I tried to boot w\out battery. Nothing changes. RAM: 4GB. laptop is Not overclocked. I also ...
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1answer
12 views

HP Pavillion dv9500 power on black screen

Having some problems with my HP Pavillion laptop. I've removed the battery, plugged in the power cable, and press the power button. The fans start up, and power light and the row of lights for the ...
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25 views

PC with Windows 8.1 boots from any key pressed

so I recently acquired and installed Windows 8.1 on my PC and yesterday I noticed that, while my PC is supposedly turned off, I can turn it on by pressing any key on the keyboard. I assume this is ...
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11 views

ThinkPad T400 and Windows 8.1 “compatibility and support”

firstly, it's really hard to make title on this but I'll try to explain below. This problem occurs for some time but I think, not from very beginning of using Windows 8.1 on my ThinkPad T400. When I ...
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1answer
21 views

Acer Aspire E 15 E5-571-304M can't boor from DVD

The DVD drive is fine in the device manager. I can burn DVDs and view their conetns, but I just can't boot from them. I tried putting the DVD drive at the top of the boot menu - no luck. When I ...
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1answer
29 views

Windows 8.1 thinks my partitions are SSDs

I just removed an SSD from a PC so that I could put it into my "new-used" laptop. With the SSD, I had simply cloned my System and Windows partitions to partitions onto the HDD as a backup/recovery ...
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13 views

Real Machine randomly refuses to start

Folks I`m completely clueless. I have a machine with the configurations above. By some strange reason at random times it refuses to boot, fans will spin but seems no power enough is generated to get ...
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1answer
34 views

Does scrambled screen output mean my onboard graphics is failed?

My tower has an MSI K9N6PGM2-V2 motherboard with onboard graphics only, with a VGA output and an AMD processor with dedicated fan. A few days ago on boot up the screen out went scrambled (see image ...
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1answer
28 views

Cannot access BIOS after installing a Linux distro

Some time ago, I went and installed ElementaryOS on my Samsung NP530U3C. After that, I could never access the BIOS again. Pressing F2 had absolutely no effect (neither any other common BIOS-accessing ...
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28 views

windows 8 boot error

Hi I am using Sony Vaio laptop with windows 8 OS, when I power on my laptop blue screen appears and it says your PC needs to be repaired, a required device not connected or cannot be accessed Error ...
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1answer
22 views

Can't boot off of USB after installing FreeBSD

So I recently installed FreeBSD on my desktop computer. It was very complicated, so I decided to switch to Debian. I tried to write Debian's boot.img file to a USB using the official Debian help page ...
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25 views

windows 8 vaio laptop unable to boot [on hold]

I am using windows 8 on Sony Vaio laptop, blue screen appears saying your PC needs to be repaired, the operating system couldn't be loaded because the system registry file is missing or ...
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10 views

Deploy Windows To Go on external drive using Network boot, WDS or SCCM and WinPE

We are doing a project for a IT school, each student have an external drive (WD My Passport enterprise) and we are trying to deploy Windows To Go on these drives. Each student should be able to flash ...
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1answer
9 views

batch file to remove and reassign drive letters

I have what I believe to be a unique issue. I don't do a lot of work with batch files, but I think that would be my best option. Here is the situation. I have special software that looks for a ...
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1answer
27 views

Force Windows 8 to Boot Into USB/DVD

My friend's grandfather recently died, and as the local go-to tech guy they came to me with his desktop computer to try to get into it. It is a Windows 8.1 Acer desktop computer, model AXC-603-UB17. ...
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19 views

Changed laptop BIOS boot settings - Black screen

Laptop concerned is an Acer TravelMate P453-M. Already asked the question on Acer forums, but maybe you guys can add more insight! I recently had a motherboard and HDD replacement on the laptop. I ...
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18 views

how do i make windows xp diskless boot on any computer

This is a little hard to explain... I have successfully got windows xp to diskless boot using aoe. The only problem is that I can't set it up on a vm and then go straight to a driveless pc. I think ...
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22 views

Windows XP can not run without the USB disc

Today I reinstalled Windows XP with CD (SP3 +), and I set the drivers from USB key standardly. But when I unplug the USB key, and restart the computer or turn it on, and when starting load system, ...
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28 views

Computer won't boot after Windows Update prompt to restart (Win8.1)

My DIY Win8.1 PC prompted me to do a restart yesterday during normal usage to install updates. Once the restart occurred, though, my PC has not been able to boot into Windows. It used to just show the ...
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31 views

How to check SSD disk space in laptop

I have 8GB of SSD in my Lenovo Ideapad z510 laptop. How do I check how many GB SSD is installed in my system. Is this 8GB of Soled State Drive is being used for boot purpose? If yes, how much time it ...
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31 views

Dual boot, two disks and poweroff unused disk?

I have set up my desktop from scratch as following: MSI B85M-P33 motherboard Crucial Sport 4GB installed RAM, will be expanded soon to at least 8GB Coolermaster N200 case Coolermaster G450M psu ...
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1answer
41 views

Windows XP hangs on bootup

I am unable to get Windows XP to boot up. It stops on the screen after the progress beads. The hard drive goes crazy for a few seconds, and then the system hangs. Safe mode and Previous known good ...
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19 views

Grub installed as UEFI instead of legacy

I've been seeking answers to my GRUB problem for a while, but now I have a theory. When I first set up my computer (Alienware M17x) my research told me that Linux would have to be booted in an ...
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1answer
42 views

W8.1 won't boot “Your PC did not start correctly”, Startup Repair error : “root cause found: registry is corrupt”

My PC (Windows 8.1, dual booting with Windows 10 Dev Preview) won't boot, every time I try it just goes to Automatic Repair which always fails. Things I tried: Safe mode doesn't work (goes to ...
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3answers
58 views

Run executable at STARTUP, not login

All of the other "startup" questions have to do with post-login execution, when I'm trying to get a program to run when you press the power button. I'm using the application f.lux, and restart my ...
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54 views

Windows 8.1 Dual boot Error: cannot find image (/EndEntire)

My dell 7537 laptop had pre-installed Windows 8.1 Pro. I installed CentOS 7 making dual boot with Windows 8.1 Pro by getting /boot/efi from Windows Boot Partition. I can easily access CentOS but ...
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26 views

Trying to boot Kali Linux from Flash Drive on a Windows 8, just boots Windows 8 instead

It took a lot of headache to get to the point where I actually had Kali installed to my PNY flash drive (using Universal USB Installer), but when I finally reached the moment of truth and tried to ...
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37 views

windows 7 stuck on starting windows, hard drive error, trying to boot safe mode

Machine getting stuck on booting windows 7. i narrowed down to one of my hard drives, removing that hard drive allows windows to boot fine. However, i cant boot into repair or safe mode if i attach ...
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9 views

Scanner comes alive making sound when booting Ubuntu 14.10

When booting my machine and entering Ubuntu 14.10, my all-in-one Epson WorkForce WF-7525 network printer & scanner comes alive. The Epson is connected via WiFi to the same network as this machine. ...
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4 views

asus n series ultrabook has many loading circles on startup

When I turn on my laptop the computer has the asus screen and there is usually only one loading circle. now when I turned it on I see multiple jittery circles going in a line from left to right undr ...
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I installed Truecrypt 7.1 on Windows 8.1, all went well until I reboooted

I installed Truecrypt 7.1 on Windows 8.1, all went well until I reboooted. Now I have a black screen and one line of text saying: No bootable device ---Please restart system. I am at a loss. I ...
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1answer
34 views

Migrating existing Debinan installation to LVM on LUKS with encrypted /boot

I have a VirtualBox with Debian Jessie. After some point I decided to create new virtual drive, encrypt it with LUKS, and copy old system to it without reinstalling. I've used several guides (1,2,3,4) ...
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28 views

copied boot partition to ssd and windows fails to boot

I just got an ssd, my main drive has 2 partitions. The second one stores some large installed apps, but nothing should be used for bootup that I know of(there maybe a few things, not sure, but ...
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46 views

Windows 7 won't boot and beeps on POST

I have a problem with my machine running Windows 7. The machine fails to boot but upon each failure, the behavior is erratic. Sometimes when I turn on the machine, nothing is shown on the monitor. At ...
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36 views

Laptop occasionally boots - bios issue?

I've got a 5 year old ASUS, Windows 7, 64 bit laptop. When I Press the power button, the buttons green light turns on. The display stays black, no display, not even a flicker. The fan does not turn ...
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29 views

How to install and use Windows 7 in a Kingston SSDNow V300

Few days ago I bought a Kingston SSDNow V300 240 GB SSD, and replaced my "old" notebook (ASUS S46C) hybrid disk (750 GB HD + 24 GB SSD). So, on Windows 7 installation I got 2 disks, first one (disk ...
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1answer
44 views

Why does this strange symbol appear on each line in my Linux boot log?

[154G Each line of my boot.log file in Ubuntu has an escape symbol that is two zeros on a top row and 1b on a bottom row surrounded by a one line frame, then the text 154G then the expected [ ok ] ...
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27 views

Ubuntu install hangs after creating partitions

I've been trying to install Ubuntu for quite some time now with no success. I was trying for a while with an older version, but now I'm trying with 14.04. I've tried to boot from a CD, but that ...