A hard reboot refers to the process of physically removing the power from a computer and starting it back up. A soft reboot refers to the process of shutting down and restarting an operating system, and possibly restarting the computer hardware (initiated by software).

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Computer randomly restarting: motherboard or processor?

My computer randomly restarts. Is it more likely my motherboard or processor? So, I know which one to return or replace first. Windows 7 SP1 64-bit Motherboard: Asus P8Z68-V/GEN3 CPU: Intel i7 ...
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votes
1answer
38 views

Windows 10 reboots itself without any warning, but just once

I'm facing a weird issue on my Windows 10 PC. Last weekend I reinstalled Windows to rollback from the latest Windows Insider build, so I didn't format all the drive but just did a fresh Windows ...
0
votes
0answers
240 views

Restart from computer freezing reveals last working files filled with Nulls

My Windows 7 locked up while I was on hacking some code on Notepad++ and after forcing a restart, I find the files I was working on last to be filled entirely with nulls. I'm pretty sure this file ...
5
votes
3answers
9k views

Restart Ubuntu sound processes via command line

I tried to hibernate Ubuntu (which fails, but thats another issue) and resumed my system. After this, the sound doesn't get played. What command can/should I run to restart the ubuntu sound system.
2
votes
1answer
155 views

Is there any way to regularly reboot a hung Windows PC

We have a PC (Dell Optiplex 760, WinXP SP3) that hangs periodically, like really hangs - everything frozen, can't reboot from keyboard, only way out is hold the power button down to turn it off and ...
0
votes
1answer
11k views

Booting Kali Linux from USB from a MacBook Pro running on Windows 7

I wiped OS X from my computer a while ago and started using Windows 7 instead (school and work reasons). I am trying to install Kali Linux on my computer on a separate partition. I have tried too many ...
1
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0answers
21 views

Letter “T” only works after reboot

A strange thing happened yesterday. Letter "T" of my desktop keyboard stopped working. Whenever I wanted to type "T" or "t", I had to copy it from somewhere and then paste it. After one day of this I ...
-1
votes
0answers
9 views

Windows 7 after restore

I have restored my Asus from the original disks that was operating with Windows 7. The message said restored but now I am being asked the following "Reboot and select proper BOOT device or Insert ...
4
votes
3answers
7k 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 ...
44
votes
13answers
59k views

Remotely turning on or rebooting a frozen computer

I use a remote desktop program (usually Microsoft's Remote Desktop) to connect to a Windows machine everyday. The remote computer has a fixed IP address, and if the computer is on and responsive, I ...
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votes
0answers
40 views

How can I prevent Windows 10 Home from rebooting

How can I disable a Windows 10 Home restart of my computer. Windows 10 Home doesn't have a gpedit.msc which seems to provide a possible solution for Windows 10 Pro.
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votes
2answers
3k views

Random Reboots on a Windows 8.1 Custom Build

I have a Windows 8.1 custom PC that I built about 6 months ago. It worked great for several months with no problems, but about three months ago it started to reboot randomly. My computer works fine ...
3
votes
2answers
86 views

New build shuts down randomly - insufficient power?

I have an ongoing problem with my new build shutting down randomly. It is very sporadic: it can be 5 times a day, or once in 5 days. My temperatures are fine, I have tested the wall sockets and have ...
17
votes
6answers
36k views

Restoring open software after a restart event in windows

I find that at the end of a long day, I sometimes have a large number of programs running. All which I will need to use tomorrow. Normally, this isn't an issue, I can simply lock the machine and come ...
6
votes
5answers
261 views

Computer boots when I switch off the lights

I have more details regarding My computer boots up during the night. I got a used halogen lamp with a transformer and can reliably reproduce the following: Computer and lamp are running I shut down ...
0
votes
1answer
23 views

Can't boot system from USB bootable drive

Is there any way to check from the command prompt the boot order, because when I start my computer up, I have no idea what key I have to press, I tried f10, f12, f8, and pressing like most of the f ...
0
votes
1answer
37 views

UPS suddenly restarting, what might be the cause?

Background My UPS has a backup of about 10 mins, thus, it's battery life is good. No problems detectable. My CPU, on the other hand, is also fine with no major hardware problems (as it looks so) ...
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vote
2answers
219 views

Reboot Windows 10 PC remotely

I have VPN access to a different network and I'm able to connect to it just fine. However, I need to reboot one PC on this VPN-connected data network. I had a TeamViewer Host Session established, but ...
2
votes
0answers
537 views

Upgrade to Windows 10 Pro, version 1511, 10586 occur boot restart loop (reboot loop)

After successful update from Windows 10 Pro Build 10240 to Build 10586 (november upgrade) pc just start rebooting constantly on boot logo. I can't choose "Safe Mode" option on boot. With Windows 10 ...
0
votes
1answer
24 views

Slow laptop loading

A few days ago my laptop started to slow loading. It has Lubuntu installed. Further more when it goes to sleep it can not be returned and I can see only black screen. Sympthoms: slow loading, when ...
0
votes
1answer
3k views

Windows 8 doesn't boot normally, just in safe mode

I had win7, which was working perfectly. I put in a win8 disk, and chose upgrade install option, which instead of resetting the pc, just upgrades from one os to another, without losing data, settings, ...
0
votes
2answers
16 views

Reboot after installation necessary?

Some apps, mainly antivirus apps, drivers, other non-OS update stuff mostly demand a reboot after an installation or after an update ends. I'd like to know, why? If an app changes its data or system ...
0
votes
1answer
45 views

Why would a screenshot of Windows show up on Linux?

My computer has been acting funny lately (I think my $30 motherboard is going out). However something that really confused me happened just now. I'm running a Windows 10 and Linux dual boot. Some ...
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votes
1answer
35 views

My computer is functioning very slow and entering into a 'not-responding' state often. And, after every 1/2 hour or so, it automatically restarts [closed]

My computer is functioning very slow and entering into a 'not responding' state often. And, after every 1/2 hour or so, it automatically restarts. Especially when I try to play a video (even on ...
4
votes
2answers
7k views

What is the difference between a hard and a soft reboot?

Often I hear doing a hard reboot (completely powering off a computer and restarting it) as opposed to a soft reboot (restarting by some command in the operating system). What, exactly, are the ...
0
votes
1answer
55 views

PC rebooting randomly when NOT playing games (light/idle load)

I've recently moved from an Asus P8Z77-V LX2 to an MSI Z77IA-E53. After this move, my PC started restarting randomly. But, unlike anything else I've found so far, it's only when there isn't a game ...
0
votes
1answer
88 views

How to fix ASUS random reboot

As the title is saying, I can't turn on my laptop while it's cold, I need to put it on a relatively hot radiator. When I turn it on and it's cold there is only the "Turn on /turn off" button working ...
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votes
5answers
1k views

QNAP reboots every 16 hours or so

I have a QNAP TS-412. It has 4x 4TB WD Red drives in RAID10. The poor thing works pretty hard. Virtually 24/7 it runs at 20-30MB/sec as a backup device from a bunch of office computers and a handful ...
0
votes
1answer
45 views

Computer restarts on Windows 7 start screen

I recently replaced my motherboard with an almost identical one that I bought off eBay (didn't change any other piece of hardware). The computer turns on fine. However, as soon as the Windows 7 start ...
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vote
2answers
17k views

Why would my computer automatically restart after “shutdown” and “sleep”?

After my "firmware lost the hibernation information of my Windows 7 computer" I have fixed everything except the problem that the computer now will not shut off. If I choose "shut down", it shuts ...
0
votes
0answers
21 views

when installing nvidia driver in windows 7 restarts

windows 7 works fine with standard VGA drive when installing Lenovo B450 NVidia driver after booting when desktop screen comes it restarts. please help to get rid of it.
0
votes
1answer
154 views

Laptop logging out of window manager a few minutes after boot up and login

I have a troubling issue. I log into Linux Mint 9 (fully up-to-date) on my Samsung Q320 laptop with power connected and after a few minutes it seems like the entire X session dies, I am logged out, ...
3
votes
1answer
76 views

Windows 10 - Reboot via RDP (without using the keyboard)

I'm looking for a way to restart a Window 10 PC, while being logged into it via RDP (Remote Desktop Protocol) without using the keyboard. In Windows 7, this could be done easily (4 clicks - no ...
5
votes
4answers
12k views

Ubuntu Server 14.04 - RAID5 created with mdadm disappears after reboot

This is my first question on superuser, so if I forgot to mention something, please ask. I'm trying to set up a home server which will be used as file server and media server. I installed Ubuntu ...
5
votes
3answers
3k views

Witcher 3 causes PC to restart randomly

(Not sure if I am asking at the right site, as it might be software/hardware related and not exactly gaming. I guess I'll post this question on Arqade too.) I have been having this problem since 2 ...
0
votes
0answers
85 views

Windows 10 keeps changing default browser to Explorer at reboot

In Windows 10 (Pro, 1511 build 10586.104), default web browser keeps being reset to Internet Explorer at each reboot (settings > system > default). No matter which other browser is set there, as ...
0
votes
1answer
60 views

Laptop bluescreens in ntfs.sys and fltmgr.sys

I have a Lenovo Y510P and it show random blue screens. This is on Windows 7 64bit SP1 CZ Home Edition. I bought this notebook two years ago with 6GB RAM and recently upgraded to 16GB. I don't know ...
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votes
4answers
20k views

in windows 7, during startup, why do my icons go blank and then reappear

This morning I had to restart my windows 7 computer due to a security patch. As it was restarting, all the icons on the desktop appeared, then turned white and then the original images started ...
0
votes
1answer
33 views

How to map all centos shutdown commands to reboot command

i'm running a centos server and I would like to make it so, that when you type the shut down command(s) it would instead reboot the server.
0
votes
1answer
103 views

Server cannot boot up

My IBM server is running RHEL 6, and it cannot boot up. The BIOS seems to be OK (since I was able to go in to change the boot order), and during boot-up, it will stop at a black screen with a picture ...
2
votes
4answers
2k views

Why does movement cause my laptop to reboot?

My IBM Thinkpad T40 laptop keeps rebooting. It happens especially frequently when I physically move the machine. Sometimes, even a slight movement will trigger a reboot. However, I have been able to ...
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votes
1answer
59 views

Computer enters strange unresponsive state when idle after motherboard replacement

A few weeks ago I was playing a game on my PC when suddenly, I heard a screech typical of what you hear right before the power cuts out via my headphones. I thought that was the case. However, my PC ...
4
votes
2answers
18k views

Recover un-saved notepad document after Windows Update reboot

Windows did some updates last night and rebooted my PC :( How can I, if at all, recover and un-saved notepad document that was sitting open?
77
votes
4answers
120k views

How do you shutdown or restart a Windows computer over a Remote Desktop connection?

When I connect to my Windows 7 desktop computer via Remote Desktop (MSTSC.exe), the options under the Start Menu are "Log Off" (the default), "Lock", and "Disconnect". How do I restart (or shutdown)?
32
votes
1answer
39k views

Shortcut to shutdown or restart Windows 10 in less than three keystrokes

On Windows XP we had Win , U + U On Windows 7 we had Win , Right cursor + Enter I never had Windows 8, so I am not sure what the shortcut is/was. There is Alt+F4 and then Enter, but this only ...
1
vote
0answers
190 views

Lenovo G570 restarts randomly

My Lenovo G570 began to randomly restart once or twice a day about two weeks ago. It stopped for a few days and then started doing it again. I don't get a BSoD, it just restarts and gives me the ...
0
votes
1answer
34 views

Restarting turns off monitor, but computer stays on

Since yesterday, my computer just couldn't complete a restart. I would click the Windows button > Power > Restart, and it'd go to the Restart screen. Wheel finishes spinning and the screen goes ...
0
votes
0answers
40 views

Lenovo Y580 does not properly wake up from sleep

I have a Lenovo Y580 notebook and have a strange issue when putting it in standby mode. When I try to resume it, the power button lights up from flashing, I hear the powering sound of the DVD drive, ...
0
votes
1answer
2k views

Lenovo Ideapad Z585 screen remains black on restart

hope I'm posting this in the right place. Basically I've had my Lenovo ideapad z585 for a while, but recently it's started doing this thing where if the laptop is turned off/restarted, when it is ...
13
votes
8answers
22k views

How to diagnose a spontaneous reboot?

My computer reboots, seemingly completely at random, about once every week to two weeks but has occasionally gone months. It just goes from running fine to the POST with no error messages or anything ...