The process and events beginning with power being supplied to the processor and ending with the operating system fully loaded and ready for use. Questions about specific parts of the boot process should be tagged with, e.g. [bios].

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Why does my UPS beep once then shut off my computer?

My computer is powered through a Meissner uninterruptible power supply plugged into the wall socket.Four times in the last hour the UPS has beeped once, clicked, then the computer shut off instantly....
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1answer
26 views

Is it possible to boot from a symlink?

My experience was that I can make a symlink of a program's installation directory, which would allow me a virtual copy that could be altered without changing the original. Can I do this with a ...
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18 views

Why can I only boot once from a UEFI boot entry?

On an Acer Aspire XC-105 I can only boot into a clean install of Ubuntu 16.04 only once for each entry that is made in the UEFI, with the UEFI entry no longer existing after a restart.For some ...
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12 views

Change bootorder on Dell computers with UEFI

Does anyone know a way to change the bootorder from inside the OS (Windows 7/10) on Dell computers?It is working fine with legacy mode and using cctk but does not seem to have any effect when the ...
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14 views

Arch Linux reset envs

I have a Seagate GoFlex Home NAS (SoC: Marvell Kirkwood) (hipserv2) running the stock firmware.What I wanted to type via SSH:fw_setenv --helpWhat I accidentally typed:fw_setenv helpIt won't ...
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2answers
25 views

How can I turn off the Grub menu for Linux Mint?

A quick search around the web has forum questions and answers to request that Linux boot immediately, as opposed to automatically displaying a Grub menu.I had brief success, but for my recent ...
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0answers
13 views

Windows 10 UEFI External SSD boot issues

I have an External SSD with Windows 10 x64 ISO burnt on and have it as boot priority on UEFI BIOS, but it still just tries to boot and goes to UEFI
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2answers
26 views

Removing windows partition didn't completely uninstall Windows

I had deleted my windows partitions completely. But even after that, there was the windows boot entry displayed in BIOS (UEFI). When I tried to boot into that boot entry, it showed the message that ...
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1answer
37 views

Achieve same boot speed as when battery is depleted

Most laptops “switch off” when the battery goes down below 7% and then once you plug back power to it and turn it on it loads extremely fast in a few seconds as compared to normal boots.I was ...
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1answer
8 views

thumbrules for figuring out space so that windows boot loader and linux can live happily.

I have tried it two times already and each time I hit some or the other road-block. AFAIU it, both Windows 10 and any GNU/Linux say Debian can live each happily with each other. Now I have a 4 TB ...
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1answer
31 views

What to do when computer is Hibernating

My computer is hibernating what should I should I do to turn it back on, like normal? I tried pressing the power button; just as a click and nothing happened. I tried closing the lid and opening it ...
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3answers
73 views

Unable to boot the Laptop, Hard drive not responding

When I start the Laptop, the Toshiba logo pops followed by message, "Reboot and select proper boot device or insert boot media in selected boot device and press a key".I tried to modify the BIOS ...
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23 views

0xc0000001 error on windows 10 startup

I tore down my laptop to clean it up from dust, then put everything back, just like in the manual and Windows didnt want to startup because of the error in the title.Windows 10 Home installed on UEFI ...
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0answers
27 views

Laptop won't boot into Windows 10

I started having problems with my laptop from this evening. It was working fine and then suddenly after restarting, windows starts repair automatically and then says can't find the problem try ...
0
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0answers
11 views

Persistent FreeDOS live USB

This has been driving me crazy! I want to use FreeDOS as an OS, but I do not want to install it to my hard drive or use it in a virtual machine. I have been able to boot it by installing an image to ...
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0answers
20 views

Can not use standard DEL key to access BIOS

I am facing a weird issue with my computer. I suspect it to be Firmware bug but still seeking inputs.I have Amazon Basics USB keyboard. Pressing the standard DEL key does not take me to BIOS. I need ...
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0answers
21 views

toshiba satellite p850-00e bootable usb windows 10 black screen

Question: Any suggestions how I can get my boot from my usb key on my toshiba?PC:toshiba satellite p850-00eUSB:San disk 128 gbBrand new solid state: King Dian 128 GB solid stateDescription:...
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0answers
34 views

Fresh installation of Windows 10 won't boot correctly on external disk (EFI)

After acquiring an ISO image of a Windows 10 installer, I used WinToUSB to install Windows 10 Home to an external hard disk that I had tidied up and repartitioned in GParted. It's partition layout is ...
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2answers
41 views

How can I recover my BitLocker recovery key

my laptop has freezed, I restart it with power button but now, at start up, BitLocker said that:You need to enter your recovery key because Secure Boot has been disabled. Either Secure Boot must ...
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0answers
17 views

ASUS GL522J won't boot after change boot order, black screen, no bios

my laptop won't boot anymore. After pressing power button the keyboard lights for a few seconds. Then only most basic LEDs and fan work. No response to any input, no access to bios.I already tried ...
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0answers
15 views

hp probook 4530s bios trouble

i am new here.recently, my hp probook 4530s laptop have a bios problem. it hangs on logo of hp. i cannot do anything, absolutely nothing.i tech friend of mine said it was the bios chip problem. it ...
3
votes
1answer
35 views

What exactly is “UEFI with CSM” boot mode?

Under this question, I was told that "UEFI with CSM" is essentially BIOS mode. It made me quite confused because what I've learnt over the years is far from that.As per my observation, I think CSM ...
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0answers
4 views

Nothing but memtest in GRUB2 - using e2b with grub2 menu system

trying to install four distros (Tails, Fedora-Workstation, elementaryOS and zorin Core) on a 32GB SanDisk Ultra USB3.0 Disk (recognised as a FDD by Windows), I found Easy2Boot(e2b).To use UEFI-mode, ...
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1answer
806 views
+100

PC Won't Boot Unless I Manually Select Boot Drive - “New CPU Detected”/BIOS Reset Occurred Randomly

So, my PC is in an odd state right now. I'll try to outline the order of events that led me here:I updated Windows 10 x64 to the Creators Update. This occurred without problems.The next day (I'm ...
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0answers
26 views

How to prevent CHKDSK from running upon boot

I have a digital signage screen that's running XPe (Windows XP Embedded).I was having a few problems with it and so decided to run a CHKDSK on it to see if it could pick up on any errors. As per, it ...
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0answers
18 views

Repair SSD via windows recovery CD

I managed to brick my SSD with windows 10 installed on it. I can't remember exactly what I did to brick it but I've managed to get the BIOS to recognise the SSD again and now I'm using the windows ...
1
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1answer
128 views

Computer won't boot - related to KB4056892 (Meltdown) update?

My computer has been doing strange and random things for the last year and I think it may have with a hardware problem I cannot find.However, on this occasion suddenly my computer wouldn't boot: ...
0
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1answer
386 views

Windows 10 automatic repair disk metadata test error 0x32

I'm not a Windows person, so please bear with me…My grandparents' computer shut off during the night. Might have been a power flicker, don't know for sure (the other end of the city was having power ...
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0answers
64 views

“Inaccessible boot device” error, but BCD, partition and drivers seem correct. What else could cause it?

My Win8.1 x64 EFI laptop refused to reboot after a recent update, the error is INACCESSIBLE BIOT DEVICE but I can't figure how to debug this. So far this is what I've done:-Used DISKPART to assign ...
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votes
1answer
38 views

How deterministic is a Linux system startup sequence?

I just did a small experiment: I configured a vanilla Ubuntu Linux installed some days before with atime mount option for the root fs. I then restarted a few times, running some out-of-the-box ...

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