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

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3 views

No boot menu for backbox

I have windows 10 installed on my C: drive which has 202 gb space. When I got my laptop it was mentioned with UEFI. I have a partition of 700 gb for F: drive from which I extracted 20 GB for backbox ...
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2 views

After finishing kali linux 2 Booting issue dont showing login page

i have install Kali Linux 2 and newly Kali Linux 2016 a few days ago and with this 2 OS i have same problem that is: after copying installation phase and restarting PC when Kali wanna showing me login ...
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9 views

Can't boot windows installer from dvd or usb

I'm trying to reinstall windows on my Samsung laptop. I downloaded a legal copy of windows 7 from Dreamspark, but after I burn the iso on a DVD or a usb devise (using microsoft's tool) my pc won't ...
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6 views

Reset BIOS Password for Laptop

I have an Acer Aspire laptop and i recently updated the BIOS through Windows 7. I did this in an attempt to reset the BIOS password as I no longer remember it. The problem is that it no longer ...
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7 views

Sometimes computer hangs at BIOS screen when booting

Sometimes when I turn on my computer it doesn't start, it gets to the screen that says "press del to enter BIOS menu" and then it hangs. I found turning off the computer and unplugging USB devices ...
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10 views

Unplugged laptop while on disk check. Wont start

I have a Compaq 620 laptop that runs on Windows 10. As a habit, i use this Maintenance software every month to keep my laptop as sharp as it could. The software then wants to reboot the comp for a ...
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8 views

why USB drive cannot boot from Fedora machine but can from Windows machine?

I have WD Mypassport 500GB USB removable disk. I installed Fedora 20 on it. it works fine when I boot it with my Windows machine but I cannot boot it with my Fedora machine. If I attached it to my ...
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12 views

Way too many disks in rEFInd?

I'm using rEFInd on my mac that is installed on its own partition. Everything works fine except when I boot into rEFInd (the "EFI Boot" option under the disk selection menu on startup) it shows my OS ...
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5 views

Can't install Windows 8 in Sony Vaio SVE15129CNS having default UEFI mode shows OPERATING SYSTEM NOT FOUND

I recently installed Win 10 in my sony vaio e series laptop. but now i want to install again win 8 which gives error like OPERATING SYSTEM NOT FOUND in uefi but in lagacy mode it boot but on selecting ...
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12 views

Linux stuck on boot up, windows bootloader overwritten

Ahoi. I recently installed debian on my windows 10 machine, and have essentially bumloved my entire machine, it seems. I installed Debian using the 8.3.0 DVD Image from the official site, and the ...
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2answers
30 views

My computer boots up during the night

My PC with Windows 10 Pro boots up without me touching it. I always use "On/Off"->"Shut down" to shut down my PC in the evening. Nevertheless, sometimes during the night or the day when I am at work, ...
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5 views

My PC Boots into a Dutch UEFI Screen Sometimes

Yes, really. Maybe 1 in 4 times when I turn it on, it will boot into its UEFI screen but in Dutch (I think?), with no user input. I can't think of any major hardware changes before this happened. ...
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42 views

Computer just shows “welcome” when turning on [on hold]

My computer is old, manufactured in 2002 by Samsung. When I turn on the computer, Korean text appears. I can't understand it. Then, when I press F1, I'm stuck seeing "Welcome" screen from ...
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23 views

Fix boot sector in unallocated NTFS exteral hard drive

The damage Yesterday evening I accidentally started formatting my external HD (2TB NTFS formatted) and eventually completely removed (I replaced data with 0s) about 70MB. The analysis I ran ...
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14 views

I cant access windows 10 advanced startup

I merged two partitions (one was the windows one), ive done this several times before using Easeus with no issues. This time though windows boots up but stays on the loading screen, showing windows ...
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1answer
16 views

BIOS can not find hard disk in boot priorities

I was installing Linux Kali os 2.0 but have got an error while installing grub, so I was unable to start installed kali os and also second OS, Windows 8.1. Only what was possible was to start live ...
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2answers
28 views

Can USB have two bootable OS'es [duplicate]

Question Can I have two OS'es (e.g. Windows and Linux) installed in one USB stick? Motivation I often need to reinstall different operating systems on different computers. Instead of having to ...
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21 views

How to set chkdsk to run everytime pc boots? Windows xp [duplicate]

How can I set chkdsk to run everytime pc boots? This articles answers this question, but I can't get it to work. enter link description here -- "Basically if you just want to run chkdsk /f or maybe ...
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21 views

My Windows 10 pc is stuck in a boot loop

I was trying to connect to someone's server. While I was working on that, my internet stopped working on my PC (it does work on other computers). I tried using System Restore to back the system up to ...
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29 views

Windows 10 100% disk usage on startup and whenever opening Windows/Microsoft Native Apps

Since earlier this week, my laptop becomes unresponsive when logging into windows. Disk C: is always at 100%. Windows will only be usable and lag free after around 15 mins. Open Resource Monitor shows ...
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11 views

UEFI firmware not recgonising GPT partition table

The UEFI firmware of my ASRock FM2A75 Pro4, fails to recognise the GPT partition tables of my SATA harddisks, as shown by the map EFI shell command: Device mapping table fs0 :Removable HardDisk ...
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23 views

Metro Boot Manager - Boot between two Windows 8.1 without restarting

I have installed two Windows 8.1 os and Debian on my Device. I use Grub2 EFI to boot between Debian and Windows. After choosing Windows via Grub menu The Metro Boot manager appears. I have ...
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6 views

How to add booting parameters to the kernel with bcfg from the EFI shell?

efibootmgr is creating invalid entries in the EFI boot menu. For instance efibootmgr -c -d /dev/sdX -p Y -l /EFI/refind/refind_x64.efi -L "rEFInd Boot Manager" adds an unbootable japanese characters ...
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2answers
23 views

Troubleshooting slow boot due to network devices

I'm trying to troubleshoot boot times for a relatively modern machine with a SSD. The machine runs Ubuntu Server 14.04.3 LTS and it has two ethernet ports. Network Manager is not installed. All device ...
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24 views

Can't boot to alternate OS or Live CD

I'm having trouble installing a new OS on a Toshiba Satellite Chromebook. I continue to encounter a message "The device you inserted does not contain Chrome OS". I basically followed Chrome OS's ...
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18 views

Disk encryption with separate /boot partition

I'm trying to setup an encrypted filesystem with a separate /boot partition and I'm having some troubles and there's no a complete and definite guide about this topic. I'll write down the procedure ...
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31 views

Windows 10 will not boot up after resizing C partition using Easus

I have windows 10 64 bit. I had on drive with two partitions. One was primary the other system drive (C:) disk C was getting full so I decided to merge disk E: disk E: had files from previous ...
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13 views

I think I broke my PC Grub Rescue

I accidentally removed the Ubuntu partition I had on my PC and when I restarted I was prompted with Grub rescue I've tried to find the partition and to set root and prefix but each time I do ls ...
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22 views

Windows 7 won't start - rpejthli.sys corrupt?

As per the title, since this morning my laptop won't boot. The OS is Windows 7 SP1, 64-bit. When I try to start the machine it goes into the startup repair wizard, this fails to fix the problem but ...
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15 views

Memory heirarchies and kernel boot options

I'm booting a Ubuntu 14.04.3 LTS server on a Core-i5 T5200U machine with kernel boot options agp=off ipv6.disable=1 intremap=no_x2apic_optout biosdevname=0 audit=0. When I inspect dmesg, I see the ...
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8 views

Veracrypt decrypt multiple drives at boot

I want to encrypt my C:\ and D:\ drive using veracrypt. And have them both decrypted at boot. C:\ hosts my OS (win8.1) and D:\ holds most of my installed applications since C:\ only has 90GB of ...
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1answer
33 views

Does “Legacy Support” really disable my HP's OS?

I wanted to try Ubuntu on my "HP Pavilion Sleebook 15" and i looked online how to boot with this model and i discovered that BIOS is accessible using F10 key when PC tries to boot and then i rebooted ...
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1answer
16 views

Not able to boot Debian arm64 on Windows using Qemu

I am running a Windows machine and I want to emulate a Debian OS with arm64 architecture. I downloaded an ISO file to setup a fresh VM. I used the following command: qemu-system-arm.exe -cdrom ...
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1answer
29 views

EasyUEFI boot entry not staying

I added a new boot entry (Linux/Other OS) using EasyUEFI. I had no problems setting it up in the application. The only problem is once I reboot and go into Boot Options, the newly created boot option ...
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21 views

How do I repair a corrupted/missing BCD/MBR Bootrecord?

So I just built a computer and set up my system on my SSD with Windows 10 while I had my HDD containing my old Windows 7 OS and my files. Somehow the MBR/BCD (system reserved partition) wasn't made ...
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24 views

Windows 10 wont boot without usb inserted

Hi all this is similar to Windows 10 won't boot without USB stick. But i need to ask a new question... My laptop has the same error but has an AMD processor. I've ran the chipset driver automatic ...
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1answer
54 views

Windows 7 PC stuck in boot loop after RAM upgrade

I just upgraded a Dell Optiplex 980 desktop PC (with a Core i5-650 CPU) from its previous 2x2GB (4GB total) of RAM to a new 4x4GB (16GB total). This is the maximum it should support, according to the ...
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11 views

Surface Pro 3 - UEFI Keyboard on Grub Menu

I have installed Debian with Grub2 EFI on Surface Pro 3. I have also installed Windows. I have noticed that onscreen keyboard (same as on UEFI settings menu) appeared randomly in case of cover ...
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21 views

Memory not being properly detected

I purchased a Crucial 4GBx2 kit and recently installed the two sticks. One stick was detected, while the other was not. I tried reseating and moving the stick, however, the stick was still not ...
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1answer
25 views

can you start a program at windows startup using bat file and send it file path

can a bat file or vbs file take an argument (a path to an exe file) then create a shortcut to that file and place in the startup folder or add a registry entry to run that exe at windows startup but ...
0
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1answer
37 views

What should be the installation order for the Dual Boot Windows 10 and Windows 7

I was learning how to create a Dual Boot (Windows 10 and Windows 7) in a 250GB HDD. There were two partitions in the 250GB HDD. I installed Windows 7 first and then windows 10. The Windows ...
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6 views

LVM partitioned with 3 distros. Missing /sbin/init on some boot options

So I've installed Ubuntu with LVM and added Antegeros and Debian on seperate LVM partitions with them all sharing the same home. I can boot all of them if I select a particular Linux kernel version or ...
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0answers
11 views

Unable to use keyboard to boot from CD/DVD

I am having some issues with an older PC I bought used. I want to eventually use it as media storage tower, but I need to be able to reload Windows on it and am having issues. It has two drives ...
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0answers
14 views

Filesystem failing to mount on boot, but OK when mounted manually

not sure when/why this started happening, but I have a RAID array entered in my /etc/fstab to mount on boot to /mnt/data. Up until today everything has been fine, and it's been that way for several ...
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0answers
11 views

How can I start pageant minimised?

I currently start Pageant on log in via a shortcut in the Startup folder as follows: Target: "C:\Program Files\TortoiseGit\bin\pageant.exe" my-key.ppk Start in: C:\Users\MyName\Documents\keys ...
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26 views

expected 0xdeadbeefdeadbeef but found 0xdeadbeebdeadbeef

I got this error during boot on my 2011 MacBook Pro. I'm not sure if a bit is flipped. I looked at the binary and it looks like a bit was flipped. 0xf = 1111 0xb = 1011 so it looks like a bit may have ...
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1answer
15 views

doubleboot uuntu/win10: GRUB not recognising the correct win10 partition

I have a windows10 ubuntu doubleboot on lenovo t450s thinkpad, and when the GRUB menu appears, I only have an option to load from Windows recovery partition, which upon selection, comes up with error ...
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0answers
50 views

When is Windows connecting to the internet?

More specifically, at which point in time, during boot, does a windows 7 (Home Premium SP1 64bit) system typically establish an internet connection? By typically I mean with the default number of ...
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1answer
22 views

No display on boot after changing hard disk. Motherboard fried?

I just put a new SSD in my computer, replacing an old one. Something I've done plenty of times before but this time when I powered-up the PC I get no display. When I press the power button all the ...
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18 views

Hard Drive Not Showing Up In The Boot Order

Since I try to install VMware on one of my PC, the HDD is not showing up in the boot order but I can see it in the SATA device list. If I try to install Ubuntu Server or Linux Mint, the both OS can ...