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

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Windows 10 upgrade using another partition — cannot boot up anymore

I have a dual-boot set up with Ubuntu 14.04, Win 8, and a Storage partition. Since my Win 8 partition is full, I have to choose the Storage partition during the Win 10 upgrade menu. During the ...
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37 views

Windows 10 loading takes forever

I've just updated my windows 8.1 to 10 which worked really fine for a day or two. Now every time when I start my PC it is loading forever. To be more specific, after Windows logo appears on black ...
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Samsung T1 Portable SSD as a boot drive

I have always kept a cloned copy of my OS in a separate secure location away from my desktop. I have just cloned my copy of Windows 7 [Ultimate] to my new Samsung T1 SSD. The cloning [Macrium Reflect] ...
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64 views

How do you start Windows 10 in safe mode?

I've been through the Windows 10 upgrade, and am experiencing a recurring "INTERNAL_POWER_ERROR", which is stopping me from logging in. I'd like to be able to try to boot to safe mode, but it appears ...
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1answer
19 views

Computer does not boot from optical drive or from USB

I had dualboot of Windows 7 + Ubuntu 12 on an ASUS laptop. Yesterday I triggered reset to factory settings through Windows, without realizing that I need to get rid of Ubuntu and grub first. Now the ...
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Installing bootloader on a mac

Due to a somewhat odd requirement for a particular linux installation, with a particular software suite, I found it best to use ddrescue to populate the harddrive with the partitions and their data. ...
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1answer
22 views

Linux: get the current boot disk's device name

When booting a machine by USB stick, sudo fdisk -l outputs you two devices marked with an asterisk, and you'll never know which was the boot device. I need a list of all disks attached to the ...
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1answer
88 views

After Windows 10 upgrade I can no longer access BIOS

I posted a question recently regarding my Windows 10 upgrade which ended up with a black screen and cursor. QUESTION I reverted back to Windows 8.1 using the "Revert to previous build" option in ...
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PC hard locks on motherboard splash screen

So I recently suffered a nasty computer crash after trying to remove a theme pack I was using, and nothing would get me back to accessible windows (not safe mode, system restore, etc.) so I backed up ...
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1answer
12 views

VM engine that reuses installed OS

I am running a tripple-booting MacBook Pro. It boots between Ubuntu, Mac and Win7 (likely going to drop Win10 on it asap). Now I would like to do tasks in my Mac, my primary OS, while pulling updates ...
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Intermittent boot failures - Linux Mint 17.2 (Cinnamon 64 bit)

About every 1/5 boots, my system, a Lenovo PC running Linux Mint 17.2 as the sole OS, will fail to boot. When this occurs, I have to power down and power up several times to get it to boot again. ...
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58 views

Creation of Windows 10 install USB, no boot

I just downloaded the 64-bit Windows 10 ISO, and trying to create a pendrive installer (since my computer doesn't have an optical drive). The system I have available is Ubuntu 14.04, which is the same ...
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5 views

Booting USB with LiveCD GRUB

Under VMWare Player, I cannot boot directly Ubuntu 14 from an USB drive, so I would like to start with the LiveCD and boot from GRUB, issuing a custom command. Is that possible? What should be the ...
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92 views

Installed Ubuntu next to Windows 10 caused nothing to boot anymore

The following broke my PC. Installed Windows 10 Education x64 final release Booted Ubuntu 15.04 install disc Installed Ubuntu with option to install next to Windows Installation said it has been ...
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17 views

How to Change/Remove UEFI Hard Disk Password

I am using an ASUS laptop running Windows 8 and have forgot a UEFI password. The password isn't essential to startup, for I have a user password and a master password. I know the user one, but I've ...
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1answer
34 views

Windows 8.1 and EFI, recovery partition deleted, can't boot

I have a Windows tablet PC (Odys Winpad) with 32GB HDD. I have created recovery USB disk and deleted the recovery partition (I wanted to win some more space). Now I can't boot any more: every time I ...
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1answer
77 views

Installed windows 10 and Linux, how to safely remove the Lenovo recovery partitions without messing up the boot?

Please look at the following screenshots. Is /dev/sda1 useful at all (Windows says it is a Recovery Partition)? Can I remove it? It is only 1000MB and removing it seems no use, so the best I can do ...
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20 views

How to create USB flash stick for win 7 x64 for ASUS UX32L?

I'm quite at the end of my resources with this one. Maybe someone else has an idea. I attempted to create a usb flash stick using these guides: ...
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19 views

Reducing pre-boot time on a Windows 7 PC

I have recently replaced my HDD 'C:' drive with an SSD on my Win 7 PC. When the PC is running, it is definitely quicker, but there is an inordinate pre-boot wait time of 76 seconds whilst the PC ...
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1answer
11 views

Voiding data on a DVD-R/DVD+R on Ubuntu 12.04LTS

I asked on askubuntu and was pointed over here. Long-story short, I had to completely format both my hard drives. So, I need to reinstall my dual-boot of Windows 7 and Ubuntu. One problem. I lost my ...
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10 views

How to restore OS when I've deleted Kernels from full disk encrypted Ubuntu 14.04 (also with home directory encryption)

I have an Ubuntu 14.04 OS on which I enabled full-disk encryption and home directory encryption. In the process of updating Ubuntu my boot folder was too full to update so I ran a command I thought ...
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35 views

Windows USB EFI boot files

I've been trying to boot up my Win7 USB stick into EFI mode as the disk I want to install it on, is GPT. I have tried to modify the installation media (including copy bootmgr.efi, bootx64.efi and ...
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16 views

Sudden power-off during startup (Win7)

I have a several years old computer running Windows 7. Of late, sometimes when starting up it will suddenly power off (no BSOD, no shutdown, just off). This always happens at about the same point in ...
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43 views

Arch Linux Boot Halts on “Started Authorization Manager.”

I was using Arch Linux on my laptop, and during the shutdown procedures there was something making it wait and during that time my laptop ran out of batteries. Now when I try to boot it halts. This ...
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34 views

boot loader(GRUB) not recognized in partition along with windows boot manager

First, I'll explain my situation Device: ASUS x205ta with 32GB eMMC (Windows 8.1+Bing installed). Lets call this /dev/mmcblk0 usb flash drive: 64GB Sandisk ultra. installed Ubuntu 14.04. Lets call ...
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18 views

How to boot USB 3.0 in VMWare?

How would I go about booting a USB 3.0 drive (connected to a USB 3.0 port) in VMware 11.1.2 (build 2780323)? It's an Arch Linux installation. I have enabled USB 3.0 support in the USB Controller ...
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31 views

Windows 8.1 fails to boot after removing the recovery partition [duplicate]

I wanted to get some space for my Ubuntu, the reply here said it's fine to delete the recovery partition. So I deleted it, installed Ubuntu in its place. Since the bootloader is not working (yet, I ...
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22 views

Second HDD / SSD Via Caddy (ODD) Needs Restart To Be Seen / Recognized

Problem: Every time system restarts/shuts down, the hard drive connected via caddy adapter (inserted into the optical drive bay) is not recognized after system boot Annoying solution: restart (works ...
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32 views

Laptop can't enter BIOS but boots fine

I have a Lenovo T430. It boots into Arch Linux without issue but when I try to enter BIOS configuration or the menu to choose a boot device, it hangs with a blank screen. Things I have tried: ...
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19 views

Windows 7 x64 crashes upon account logon

I'm posting this here because my problem is very specific. I had logged into Windows and I noticed something weird: it shows my network card is initializing/recognizing my connection, but it just ...
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18 views

Windows 8.1 SSD will not boot also will not display folder contents when mounted externaly on another machine

I dropped my windows 8.1 laptop and it seemed to be ok but when i moved the mouse over anything it went to the loading icon. So i shut down and rebooted my laptop hoping this would fix the issue ...
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39 views

ubuntu installation on usb flash drive will not boot

here's the partitioning I've done during ubuntu install https://youtu.be/BcRnqqybMIQ installing OS: Ubuntu 14.04 64bit AMD64 device: Asus x205ta ubuntu bootable usb drive created and BOOTIA32.EXE ...
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20 views

Motherboard sees usb stick but won't boot of it

I have a ASUS x99-A mainboard and am trying to install ubuntu 14.04 from a usb stick. I have copied it on two different, fat32 formatted usb sticks, with dd and can boot from both on my other ...
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13 views

Boot failure for lenovo G505

My lenovo G505 notebook did not show usb device, now the bios setting shows that the hard disk is not detected and it does not boot, usb ports are not working, what could be the solution.
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I need to calculate time of booting RPI using Watchdog? Can any one help me please

The boot sequence of the Raspberry Pi is basically this: Stage 1 boot is in the on-chip ROM. Loads Stage 2 in the L2 cache Stage 2 is bootcode.bin. Enables SDRAM and loads Stage 3 Stage 3 is ...
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On booting, Internet recovery option pops up though I hold down the option key

I formatted my hard and removed all the partitions from it on my macbook pro 2012. Now, I want to install Yosemite on it, but when it starts, and I keep the option down, but no startup disk menu ...
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9 views

Windows 8 over Ubuntu Can't Override Ubuntu Boot

I had Windows 8 installed on my Asus X5551M, then I installed Ubuntu 14.04 over it. Now I want to go back to Windows 8 to sell the computer. I created a Windows 8 USB using the exe from the Windows ...
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1answer
45 views

Computer boots to black PXE screen, then reports “no bootable device”

When I turn on my computer, I get the following on a black screen: Intel UNDI, PXE-2.1 (build 082) Copyright (C) 1997-2000 Intel Corporation For Atheros PCIE Ethernet Controller v2.0.0.4 (03/03/09) ...
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Modifying IP camera firmware

I have a D-Link DCS-931L IP camera and it started to lose wifi connection regularly. To debug the problem I tried to log into it, but any remote access is prohibited (except web interface which is ...
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14 views

Can't boot from optical drive Toshiba Laptop

So, I have an odd problem with a Toshiba satellite M45. The optical drive works fine inside the OS (windows XP), but I can't boot to it. Even when selecting it as the primary boot device in bios, as ...
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Too Much Hardware Reserved Memory

Background My parents have a Gateway lx6810-01 that had 32 bit Windows Vista Home Premium. It has two 4 GB sticks of RAM installed (GSkill F3-10600CL9D-8GBNT), totaling 8 GBs. The RAM came with the ...
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How can I fix my pc after power failure during windows updates?

I was executing windows updates on my pc. The power failure was caused by the main motherboard power connector. A prong on this connector was bent enough that it was wedged into the motherboard and ...
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20 views

First boot Install Windows on SSD using USB flash memory

I'm trying to run my own pc build. I want to install windows from a USB flash to the SSD I installed in the PC. I want to know how to configure that in BIOS setup before and after the installation. I ...
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1answer
26 views

PC goes directly to windows installation before bios setup [on hold]

This is the first boot of my PC build. I have a Gigabyte z97 motherboard. i already plugged a usb flash memory that windows will be installed from. when i boot i get the POST screen. When i hit 'del' ...
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36 views

Using motherboard splash screen during Linux boot

Windows 8.1 with UEFI uses the motherboard manufacturer's splash screen while booting. This results in a feeling of extra smooth boot process. How can I get this behavior with under a Linux system? ...
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89 views
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Boot Windows 8 from HDD connected via USB port: OS not found error

I have internal SSD in my PC(I have installed Ubuntu 14.04 on SSD). So I disassembled its HDD which has pre-installed Windows 8. So I want to boot my licensed and pre-installed Windows via USB. I ...
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2answers
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Windows 7 won't launch after updates - I just want to save the files

I have Windows 7 64-bit and I did a lot of updates after I didn't do for a long time. And now Windows won't start, it's stuck in the colurful swinging logo and restart again. It suggest doing a REPAIR ...
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38 views

To which extent will bitlocker affect my boot chain

My laptop has the following setup: uefi (no secure boot) gpt ssd custom bootmanager (refind, similar to grub) leading to windows 8.1 (via windows bootloader) and a varying linux distro (via grub) ...
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Boot from USB on Windows RT 8.1 Tablet (Surface 1)

I'm trying to boot from USB on Windows RT 8.1 tablet (Surface 1) but have been unsuccessful. I tried: I shut down the tablet and then hold volume up button. Press the power button and release it. ...
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Windows 8 really slow typing

Thanks for attention! My Windows 8.1 boot is ok (say, bearable), but the typing at startup is not: for about 5 minutes each keypress has an interval of 30 seconds! I still could not figure out if it ...