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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Deleting an operating system entry from bootloader menu

yesterday I installed Windows 8.1 while I had Windows 7 already installed. Now, once I boot up my laptop, it asks me whether I want Windows 8.1 or Windows 7 booted up. I want that to go away, I want ...
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0answers
12 views

How to change from UEFI to legacy without reinstalling Windows?

The machine has UEFI enabled. I can't boot anything except Windows; No bootable USBs. I have to change it to legacy mode, but Windows 8 won't boot in legacy mode. So the only solution I can think of ...
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0answers
22 views

Computer wont turn on - flashing light indicator

I am having a strange problem with my computer, and need a diagnosis... The computer was just fine yesterday, but today when I try to turn it on, the light indicator flashes, the fans also get a short ...
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1answer
42 views

What is the CPU microcode?

Today after unpacking the initramfs file from my Linux /boot directory I found that it contains the GenuineIntel.bin file, and that that file is an image of what is called the CPU microcode. Then I ...
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1answer
19 views

Disable User log on: Ctrl Alt Delete and the user icon?

Dell Latittude E5440; W7 Enterprise I'd like to press the start button, leave the room and come back with my desktop up and ready to use. How can I disable all the log on Ctrl Alt Delete and the user ...
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1answer
18 views

Regarding boot repair

I've repaired grub using boot repair disk x64. I've windows 7 and ubuntu 14.04 on laptop both are working properly. I want to reinstall windows copy but it fails to boot from DVD and win 7 iso through ...
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0answers
21 views

Bipass Windows 8 introduction screen for new user

I was wondering if it possible to disable the new user introduction screens for Windows 8 (it opens by saying "Hi" and "We are setting things up for you". Now I am aware this is the process that the ...
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0answers
12 views

BOOTMGR missing error! copy bootmgr c:\ “Access is denied”

I got a PC with BOOTMGR missing error and I booted it through a Windows 7 boot DVD. During the PE I opened the CMD by pressing Shift+F10 key and i got the CMD. And I copied the Bootmgr file from the ...
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2answers
24 views

Computer took much longer than normal to boot, and now windows open and close slow

I've got a Sager laptop, a GeForce GTX 680M, an i7, 32GB of RAM, and I'm running Windows 7. My computer recently began to make that sound Windows makes when you plug in or unplug something (The da duh ...
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0answers
5 views

Antergos installer says I have no /boot partition

When attempting to install Antergos(Arch-based Linux distro) I am told that it cannot install as I have not specified a /boot partition, when I appear to have done just that. Here's a picture of the ...
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0answers
6 views

Boot Lubuntu on usb by reusing the boot function of an application? (in this case: DiskWarrior)

I have tried a lot of different stuff to get Lubuntu installed on my Macbook 1,1 (first Intel macbook). I just won't get a usb to boot. For the sake of comparison, it does work on my new Mac Mini ...
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0answers
24 views

Disk partition errors after size change

I increased the disk size of one of my VM when it was running. After a reboot, I get the following error message (at boot time): Mounting local filesystems...failed Now the VM is only accessible ...
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0answers
9 views

Dell Vostro 1000 does not start up

I am facing a seemingly serious problem with my Dell Vostro 1000 laptop, which I bought in 2007. The computer seems (almost) dead. This is what happens when pressing the power button: the LED with ...
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1answer
31 views

“Windows failed to start” loop with 0xc0000225. No install discs, EasyRE/USB iso hasn't worked

I've been suffering from this "Windows failed to start" loop with 0xc0000225 for 3 days now and I still can't fix it. The major problem is that I don't have any sort of installation disc. However, I ...
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0answers
10 views

Broke my RAID. hp dv4-5100 with 500GB HDD and 32GB SSD

I was having trouble installing Ubuntu, presumably cuz Ubuntu got confused with the RAID configuration of the HDD and SDD. So i found a thread that explained the issue a little, but skipped some ...
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2answers
18 views

Restore Windows 8 and Linux (Debian) /boot/efi

I deleted /boot/efi (while attempting to install archlinux). There is one harddrive, 750GB, /dev/sda). The partitions are /dev/sda1 ntfs 315MB /dev/sda2 EFIboot 105MB <=== this got deleted ...
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0answers
17 views

Best way to setup Fstab to avoid system boot issues

I have Linux system in which we force /dev/devname for running the system. proc /proc proc defaults 0 0 /dev/sda1 / ext3 ...
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1answer
18 views

How to place XAMPP in Windows-Startup (not the User-Startup folder)

We have a Windows 2008 Server on which XAMPP is placed in the Startup folder of "Administrator” User. Which means that, in order to automatically start Apache, it requires the “Administrator” user to ...
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0answers
18 views

How to use System Restore when keyboard and mouse don't work? [on hold]

When Windows logo just starts to form the usb Microsoft 4000 keyboard and PS2 mouse become inoperable. I've tried to boot from my rescue disc and the original Windows 7 OEM install disk but can't get ...
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0answers
11 views

Windows 8 fast startup feature enabled but not being used

I have an HP Pavilion x360 11t. Recently, I installed the libusb driver at which point the fast startup stopped working (the normal cold boot). I rebuilt the hibernation file by disabling and ...
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0answers
65 views

New build, motherboard shows code 18 then 78

Mother Board:Maximus VII Hero RAM: Trident 8GB(2x) GPU: ASUS DirectCU II CPU: Intel i7 4990k Power Supply: EVGA Supernova 1200W (Don't know what I'm forgetting, I know I am though.) So I just built a ...
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0answers
12 views

After pressing Lenovo One-Key-Recovery button accidentally, there is no way back

my girlfriend has a Lenovo G500s and she pressed the one-key-recovery button accidentally (this has happenned already twice). Now there is no way of booting Windows 8.1 and only the OneKey Recovery ...
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0answers
6 views

How do I ask for clarification on an existing answer if I am very new? [migrated]

Request Please do not close the question before you read it in full My PC became very slow while booting and I wanted to know why? I google and find this interesting answer How to diagnose slow ...
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1answer
14 views

Auto-enter master password in Keepass on launch

I use Keepass only for unimportant sites and it's set up to autostart with Windows. Entering password every time is quite annoying. Of course I can use something like recorded macro. But is there any ...
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1answer
24 views

Code to delete files during boot

I am developing an antivirus. I want to know how do I schedule to delete a malicious file during system boot (during the black screen itself) if I have already detected the infectious file. Something ...
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1answer
32 views

Computer doesn't boot, shows boot screen

I have HP Pavilion dv7t-1000 laptop. It shows a boot screen with following comment This selection will direct the system to continue to booting process. And 4 options. On the right the result of ...
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1answer
16 views

Computer turns on but won't boot up

So here's the problem, my computer will turn on but it won't boot up. The monitor receives no input signal and once the computer is on and I cannot turn it back off by pressing the power button down ...
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0answers
12 views

Aus Z9PE-D8 WS - no POST, Q-Code is blank

I've just finished a new build, and the system won't boot, it doesn't appear to be getting to POST. Here is the system configuration: M/B: Asus Z9PE-D8 WS CPU: Intel Xeon E5-2665 (only 1, installed ...
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0answers
19 views

Cannot install win7 from usb

I have checked every post on the internet, and I still cannot find a solution to this problem. I have an Emachines e732z running windows 7 home premium. A few days ago after a windows has installed a ...
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0answers
13 views

How to boot from SD Card with GRUB2 being on another device?

I want to install some OS on SD card (i.e. Chromium OS), but my laptop doesn't support booting from SD slot. Thus, I decide to add static entry for my specific SD card to GRUB2 menu. And I can't ...
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0answers
30 views

How to repair damaged system files?

Recently my computer completely froze while playing a game. After a minute or so I did a hard-reset. However, when the pc powered up again, I got a message saying "Reboot and select proper boot device ...
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1answer
28 views

Hard Drive working incorrectly

I tried to install a second SATA laptop hard drive to my desktop PC, and everything works just fine, I was able to browse the files on it, until I try to format it. Then it started making a high ...
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12 views

Laptop does not boot up when hard disk connected to optical drive slot

I have a Lenovo Z570 laptop. I recently purchased an SSD and installed Windows7/Linux Mint 17 on it. It worked great. Then, I purchased a hard drive caddy to use the old 5400 rpm disk as storage in ...
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1answer
27 views

Computer will boot but monitor doesn't turn on until lock screen

I need to access my bios settings as I need to enable virtualization, but when I turn my computer on, (monitor is on stand by) the monitor only displays anything once the computer is at the lock ...
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0answers
12 views

If. I disable the boot drive in bios and then enable again does that kill windows?

Does that clear windows If. I disable the boot drive in bios and then enable again does that kill windows? Had my P drive died was trying to disable and keep working.
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0answers
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Windows 8 Toshiba Innovations in Automatic Repair loop

I dropped my laptop and basically since then its trying hard to boot. I can access BIOS using F2 but after restarting/resetting and hour after hour and days and nights waiting for a rebirth :( BLUE ...
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1answer
20 views

HP Pavilion cannot boot Windows 8; C:\ drive is in computer:///

I was trying out Kali Linux for the first time on my Windows 8 machine using a LiveUSB, and I somehow made my computer unable to boot my original OS. Looking in Computer, while using Kali, I see that ...
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0answers
30 views

Not sure if it's my motherboard or CPU. Some insight?

I am worried that buying a new CPU may fry it if motherboard has problems. When I power on with the CPU I suspect doesn't work, there are no beeping sounds but the fans speed. There are no LED ...
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0answers
37 views

kernel panic - not syncing out of memory and no killable processes

I am using Ubuntu 12.10. I decided to install windows 7 (due to .net requirement) from a pen drive. I have 8GB of RAM, but I removed 4GB. When I tried to install Windows 7, I selected the partition ...
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3answers
75 views

How to make a bootable USB disk for installing Windows 7?

with my new Lenovo E145 I am stuck when it comes to installing a fresh Windows 7/ dual boot device. The laptop has no CD/DVD drive, and had Windows 7 pre-installed. I downloaded an ISO image X17... ...
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1answer
30 views

Windows 7, running 3 apps in sequence with delays on boot

On boot I need to run the 3 following processes sequentially, and optionally define a delay between each 1- launch a node js server 2- launch a browser (shortcut) 3- launch an application In ...
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0answers
29 views

Trying to restore cloned 1TB HDD to 3TD HDD, no other solutions have worked

So one day my 1TB started to fail, losing many sectors every boot. So I cloned the 1TB hard drive to a 1TB external drive. First problem? The target drive is too small. Fixed that by telling it to ...
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1answer
36 views

SSD is not booting after waking up from sleep mode with low battery condition: Disk /dev/sda doesn't contain a valid partition table

I've already found a way to erase the SSD and make it work again (http://askubuntu.com/questions/409684/image-or-reset-broken-ssd). But I need to find a way to restore my data. The data on my ssd is ...
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1answer
21 views

PXE reliability

I understand that PXE is implemented by using TFTP over UDP - neither one of those protocols verifies integrity, which would seem important for something like the operating system - is there some sort ...
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1answer
17 views

Asus 1015cx Eee PC stuck on blue BIOS screen, even after reset

I've been using this for the past 2 years without any trouble. I have easypeasy installed as the only OS. I left it on standby for a couple of hours with the charger plugged in, and when I tried to ...
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1answer
34 views

DRDY ERR from HDD

All of a sudden I started getting the DRDY ERR with my laptop running linux..some messages look like.. ata1:00: status: { DRDY ERR } ata1.00: error {UNC } ata1:00: exception Emask 0x0 ...
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30 views

How is the burned BIOS/firmware code executed from the CPU? [closed]

Let's use simple Intel and "generic PC" memory-mapping/engineered boards to get the gist of this. BIOS/firmware is hardwired to a certain address; an address from which is immediately ...
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0answers
58 views

Win7 - Extremely long startup unless I wait on login screen

I have noticed the following problem. When I start up my computer, it loads the login screen normally, then if I enter my password immediately and login, everything is extremely slow for the first 5 ...
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0answers
9 views

virtualbox + image vhd + boot failure

I have Oracle Virtualbox 4.3.12. installed on Windows 8.1 pro. I attempt to launch a native image disk Microsoft VHD on witch there is win 8 standard. Unfortunatly , i have a fatal error : INT 18 boot ...
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34 views

Can I boot Windows 8 based on the last hiberfil.sys file?

I shut down my PC via Power -> Hibernate. After new starting the clean Windows Desktop was shown so it seems something went wrong when shutting down during Hiberation or rebooting. The hiberfil.sys ...