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

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4answers
10k views

error: no such partition. Grub rescue

I deleted my Linux (Ubuntu) partition from Windows and I forgot to repair the MBR. I don't have my windows boot CD with me nor a CD drive. Is there any small utility that can be easily downloaded (I ...
0
votes
0answers
12 views

Black screen on boot up no Bios screen

After starting the computer the only thing that appears on the screen is a short white line which looks a bit like a cursor except it's not blinking. There was no indication of any trouble when I ...
0
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0answers
11 views

Windows 10 Stuck At Spinning Circles

My computer will not boot, it gets to the Win10 loading screen and the circles just spin and windows never fully loads. I connected the drive via USB and ran diskpart to get some basic info off the ...
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0answers
33 views

My computer appears to be dead

My computer takes a long time to boot. During a cold boot, I typically leave the monitor off for 20 minutes and then turn it on when the computer is ready to use. When I did that today, I was ...
49
votes
5answers
97k 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 ...
1
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1answer
34 views

Formatting computer (Windows 10)

I made my pen drive bootable, and tried formatting pc with windows 10, I formatted my System drive and proceed further, but because of some reason it come up with error message, I then tried ...
0
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3answers
63 views

Windows 8 - System found unauthorized changes on the firmware

I have a PC running windows 8 from Asus. A couple of days ago, I downloaded a windows update and the next morning when I tried to boot up the computer, it sent me directly to the BIOS, after giving ...
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4answers
214 views
+50

Why won't my Windows 7 machine boot?

A couple of months ago, my Win7 PC unexpectedly became unable to boot normally. I'm able to boot into the various Safe Modes, but everything else fails (including what is sometimes called a "clean ...
1
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3answers
6k views

Enter BIOS Setup on Lenovo G580

I have installed Windows 7 on my Lenovo G580 laptop. To enable Intel Virtualisation Technology, I need to go to BIOS. When I start my laptop, it displays press F2 to enter BIOS Setting, F12 for ...
0
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0answers
23 views

Netbook MSI U135DX Windows 10 Format/Reset

I upgraded to Windows 10 (I might be an idiot since I don't know what version of Windows I used before upgrading) without thinking if it was actually compatible with my MSI U135 DX netbook. But ...
3
votes
4answers
3k views

BIOS not detecting working SATA hard drive

Some time ago my power supply died. It's a long story from then till now, but the important bit is that I ended up with a new hard drive and a new power supply. I tested to see if my original hard ...
0
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3answers
4k views

Can't get past Launch Startup Repair through nothing

I turned my computer on the other morning and it had two options on the screen. Launch Startup Repair and Start Windows normally. I clicked the normal. Then it goes back to the Launch Startup Repair ...
0
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1answer
103 views

Can't boot Windows after installing Kali Linux?

I recently tried installing Kali Linux on HP notebook, but during this the installation of grub failed. Now on rebooting I get the message "No boot-able device found please insert boot-able device ...
0
votes
1answer
28 views

cannot create disk image of Windows disk because of small FAT32 partition at front of drive

I'm currently trying to backup a disk image of a recent Windows7 installation that I have, but the Backup & Restore----->Create System Image is not allowing it because there is a small FAT32 ...
0
votes
2answers
44 views

How do I remove GRUB from Macbook after Debian install?

I made a partition on my secondary hard drive and installed Debian to it. As outlined in the docs, this makes GRUB the default boot loader. Since I don't really use the Debian install, I'd like to get ...
0
votes
1answer
18 views

Windows 10 stuck in boot loop with windows auto repair. wont boot from usb or cd

specs - asrock gen 3, 2500k, nvidia 960, 16 gig ram. So computer wont boot and goes into constant repair or gets stuck in load and eventually says "inacessable boot device" "Machine_check_exception" ...
0
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0answers
28 views

Added Hard Drive, Windows 10 No Longer Boots

I added a third hard drive to my Windows 10 PC a few days ago. It's a 3TB drive that already had data on it (used to be in my media PC). BIOS saw the drive without issue, and when the machine booted ...
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0answers
25 views

computer has successfully isolated itself

ok so i was helping my friend install a new os on their computer and so i installed ubuntu and windows. i made the mistake of doing that in the wrong order so windows took over the boot sector and ...
1
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2answers
4k views

How to uninstall AMD Display Driver from other install of Windows

So my Windows 7 had a BSOD from an Ati driver file then restarting only gives me some wierd coloured lines at the top of the screen. Starting in safe mode causes the boot up to freeze at AtiPcie.sys ...
0
votes
1answer
19 views

Are BIOS .exe update files Windows-version dependant?

I was given an old HP laptop (HP Compaq Presario F755US) which came with Widows Vista. Vista worked very slow and laggy so I decided to wipe it and install Ubuntu. Everything worked well, but since ...
0
votes
1answer
20 views

Repair BCD for a Windows Installer on Grub2 Portable Hard Drive

I have created a external hard drive contain GRUB2. This drive can boot the following: Windows 10 PE Ubuntu 16 Many ISO files. Now I want to include Windows installations. My problem is I want to ...
0
votes
0answers
15 views

Windows 10 freezes randomly and won't boot

So, I recently installed Windows 10 and I have this issue where it freezes randomly while I'm browsing the web or something. Then I've to do a hard reset, but it won't boot and there is a black screen ...
2
votes
2answers
10k views

Windows 7, Black screen with cursor, impossible to logon

First - I have gone through as many possible solutions I've found here and elsewhere. [Edit - to describe the issue in more detail, the PC appears to boot correctly, but instead of the logon screen, ...
0
votes
0answers
7 views

Windows Installation Files from Root, BCD Error Fix?

I have a situation where I need to take the installation files of Windows 10 off the root of the flash drive and inside a new directory called windows10x64. Old Directory of BCD: /boot/BCD New ...
0
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0answers
51 views

Windows 10 can't be installed via USB to a brand new SSD

I've got 2 old towers and made a Frankensteins monster of the 2, but the 6yr old 1TB mechanical steam punk spinning hard disk was too slow and noisy, so I've brought a shiny 240GB Kingston SSD. The ...
0
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1answer
3k views

Windows 8.1 - Won't boot (0xc000000f), bcdedit fails

I’m pretty much stuck at this point. So, backstory: Windows was installed on one of the SSDs currently in my tower. I bought a new SSD to install Windows (8.1 64 bit) on. Windows installation went ...
0
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1answer
35 views

Fastest available drive to date by booting time

So I'm going to build a new computer; there is a very important criteria for the specs: I want the computer to boot and start programs pretty much as fast as possible. I looked into PCIe SSDs and read ...
0
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0answers
10 views

BCD references to Partitions and Volumes when one partition is deleted

This will be questions regarding deleting partitions and how the BCD references the Recovery and System partitions. On my Windows 10 system I have 1 hard drive with 4 primary partitions. 1: A 40 MB ...
4
votes
1answer
131 views

Windows 10 boot suddenly takes 10-20 minutes

I installed my brand new Lenovo 900s and after installing my standard software and development systems and suddenly the system wouldnt boot and is stuck in the boot screen. I first thought it was ...
0
votes
0answers
22 views

Window's Fails to Boot from Linux Boot Menu

The other day I cleared some space on my SSD and installed Ubuntu Gnome, alongside Windows 10 using the Install along Windows option. To get Ubuntu to boot first I went into my bios and changed the ...
0
votes
0answers
8 views

Internal disk only partially usable after failed dual-boot OS X/Ubunutu setup

I did the following things in an attempt to install Ubuntu in a dual-boot setup: Install rEFInd. Setup a Ubuntu USB stick using unetbootin. Partition internal SSD using Disk Utility on OS X into 2 ...
3
votes
0answers
17 views

Laptop not booting from any bootable device (UEFI broken?)

I was trying to install Debian in a dual boot with the already installed Windows 10 on my laptop. Now when I boot up the PC it shows the Dell logo and the options to press F2 for Setup and F12 for ...
0
votes
1answer
5k views

Boot selection failed because a device is inaccessible, not the usual boot error though?? (0xc000000e)

I need some help fast please. I recently booted up my gaming rig after swapping out a 7970 graphics card and upon system boot up, as the Windows 7 logo appeared the system crashes and a BSOD appears ...
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0answers
12 views

windows partition wiped out with debian install CD and LVM

Going by my prehistoric knowledge on how to set up a dual boot with Windows and Linux, I set out to install debian over my Windows 10 installation. My single hard disk was originally partitioned into ...
0
votes
0answers
18 views

How to bypass automatic repair on an acer laptop to get to bios?

When I boot the computer, it automatically goes into repair mode, eventually reaching a screen saying "Reparing hard disk errors. This can take over an hour" (or something like that, the actual text ...
0
votes
1answer
27 views

Why WmiPrvSE.exe is changing my preferred DNS each startup?

Today I discover that WmiPrvSE.exe is changing my DNS settings on my main NIC at each startup. The following is an extract from Security event viewer following my registry Audit : - <Event ...
1
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0answers
18 views

winload.efi corrupted after windows 10 installation

I have Windows 7 on a regular SSD. I added a PCI-E SSD to my system, and I installed Windows 10 on it. When I attempted to boot to Windows 7, I received an error that winload.efi was damaged, and ...
0
votes
0answers
12 views

Cannot format/reset Windows 10 Pro

I am trying to do a clean install and am unable to do so. First, I went to Reset this PC in PC Settings but I get this error when I try to remove everything: Next, I got the MediaCreationTool from ...
0
votes
1answer
18 views

Shrink total disk image: UEFI GPT Flashdrive - freespace at end

I have a disk image from a bootable flashdrive. It is GPT for EFI booting, so there is a small Vfat32 partition and three other Linux partitions, followed by about 3G of free space. I need to disk ...
1
vote
1answer
238 views

Settings for Boot Configuration Data (BCD) to install Bitlocker on Win 10

Situation: Win 10 Pro on an EVO 850 SSD drive. OS was cloned to SSD (which is new) from orig HD in the machine. TPM exists on machine, and is active. Used Samsun Magician to allow encryption (not ...
0
votes
2answers
9 views

Laptop keeps booting to GNU GRUB after formatting Ubuntu partition

I formatted my Ubuntu partition, but my computer still boots to GNU GRUB. I tried creating a windows recovery thingy on a USB stick and using bootrec.exe /fixmbr and variants thereof, all of which ...
0
votes
1answer
23 views

Windows 10 not booting: AswVmm.sys digital signature check failed

After freshly installing Avast Premier on a brand new HP ProBook 470 G2 with Windows 10 Home, I keep on getting the following message that prevents Windows from booting normally: The operating ...
4
votes
7answers
8k views

Missing autochk program during boot

I just resized a windows partition which involved shifting about 160GB to the left. After that it couldn't find the boot like normal so I ran the system repair tool like normal(I resize this partition ...
1
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0answers
31 views

How can I move Windows 10 bootloader (GUID) only to SD card?

I have been trying to upgrade my laptop from a AHCI SSD to a much faster NVMe SSD without much success. I've pretty much concluded that my six month old Dell XPS 13 9343 doesn't have BIOS support for ...
1
vote
1answer
215 views

Install OS X: USB bootable, launch path not accessible

I am trying to downgrade a MacBook from Yosemite to Mavericks. I have created a bootable USB with Mavericks, restarted and booted from USB. When I select Install OS X and click Continue, nothing ...
2
votes
1answer
15 views

Lenovo Thinkpad T450s: “Error: The non-volatile system UEFI variable storage is nearly full.”

A customer of mine is using a Lenovo Thinkpad T450s since something like a year. The machine is running Debian jessie, with a kernel out of jessie-backports, right now 4.5+73~bpo8+1. The latest UEFI ...
5
votes
3answers
8k views

Laptop won't boot, restarts on its own + black screen

yesterday I was playing on my Win 7 laptop when suddenly my screen went into this colorful faulty state, something of this , though not exactly. And a second after my laptop died starting itself up ...
2
votes
2answers
311 views

How to start Linux Live USB from a Linux Live CD?

I have an old computer that only runs bootable CDs and it does not have BIOS. I was thinking that it might be able to boot a live Linux USB from a live Linux CD because it also does not have a DVD ...
10
votes
3answers
12k views

How to best clone a running system to a new harddisk using rsync?

I have a system running as a server that has a failing harddrive. While all important data is on a RAID and backed up and all that, I don't have an image of the system itself. There is no specific ...
1
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1answer
31 views

How do I recover data from hard disk of Windows [duplicate]

Internal hard-drive is completely fine. My Windows 8.1 don't reboot, it shows error that system32/winload is missing. When I try to install windows on other primary hard-drive (D:/), It completes ...