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

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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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10 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 ...
0
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0answers
18 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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0answers
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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39 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 ...
0
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20 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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13 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
13 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
27 views

Can USB have two bootable OS'es

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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19 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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24 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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10 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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22 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 ...
1
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2answers
21 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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23 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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0answers
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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0answers
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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0answers
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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0answers
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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0answers
7 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
32 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 ...
0
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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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23 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 ...
0
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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 ...
0
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0answers
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 ...
0
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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 ...
0
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1answer
24 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
36 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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0answers
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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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 ...
0
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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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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 ...
0
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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 ...
0
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0answers
44 views

Radeon R9 270X blank screen on any OS only after installing drivers?

I had to go back to my old computer and after about 6 months of it not being powered on, I reinstalled Windows 7. After I got it up and running, I installed the video drivers. After restarting I'd ...
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0answers
11 views

Please help. My Android tablet has been stuck in booting [migrated]

My Android Tablet stuck in booting. I cannot use it anymore. :-( I think I messed it up with a new app from GooglePlay. All I can do with it is to hold down the power button. It restarts, but then it ...
0
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1answer
24 views

New build boots to bios spash then cycles

I'm building a new computer. See the build list below. It will boot to the BIOS splash screen but then just cycles over and over. I've reset the BIOS and the system is down to the base, using onboard ...
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1answer
33 views

Boot 32bit UEFI from file

I have linux on usb(32bit x86) and two PCs, one an laptop 64x uefi boots fine. one tablet having 64bit processor but 32bit uefi-bios do not boot. The second one has no option for legacy boot, but ...
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1answer
26 views

Desktop PC *sometimes* boots with integrated graphics card, sometimes dedicated

AMD Phenom II X4 955, Reference GTX 460 1GB, Gigabyte SKT-AM3+ 78LMT-S2P Rev 5.1 Motherboard, 4GB DDR3, SSD+HDD, EVGA 500W PSU My custom built PC, as above, has the very annoying issue of sometimes ...
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1answer
23 views

Why ubuntu is taking so long to boot? I have used boot chart which shows a boot time of 90 seconds

My system slowed down and now its taking about 90 seconds to boot according to boot chart. After starting also it is taking a lot to time to gain a good speed for tasks to launch. Here is the ...
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13 views

Is it possible to force a delay in the detection of a connected device in Windows?

I'm running into an issue where, if one of my monitors is detected too early, it remains sleeping. I wish to force it to be detected 1 or 2 seconds later during Windows boot. I'm running Windows 10 ...
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1answer
18 views

Computer stuck on bootloop

So i've had my computer for about 7 - 12 months now and its been working perfectly fine i have an i7, asus Maximus vii, 890w power supply sad, hard drive and gtx 780. Now the other day i was doing ...