Keeps restarting and shutting down. When was it last working fine? Did you make any changes to the computer. First try to boot the computer in safe mode and check to see if it working fine there. Steps to boot the computer in safemode: 1. Restart the computer. Immediately after the screen goes blank for the first time, or after the BIOS post ends. Start taping the F8 key repeatedly. The Windows Advanced Options menu appears.(If the menu does not appear, restart the computer and try again. Windows Vista, Windows XP. What should I do if my screen is stuck on "shutting down windows" even after several restarts? If the Keyboard has a F- Lock key, it may be necessary to press it first - QUICKLY before pressing the F8 Key. This will have to be done quickly before tapping the F8 key repeatedly.)4. Select safemode and press enter. Try booting to the desktop. Once you are on the desktop check if you can stay on the desktop for a long time. If you are able to stay online for a long time then try putting the computer in clean boot state. I am running Windows Vista on a Dell Inspiron laptop. During the last weeks I've noticed random shut downs. Windows Vista randomly shuts down. Florida asks why his PC suddenly shuts down for no. Why Does My PC Suddenly Shut. If Windows inexpicably closes and your PC shuts. My computer keeps shutting down. Windows Vista; Software Problems; Vista Computer shutting down on startup. Tags: Vista. Phil C March 29, 2010 at 17:15:57. Computer keeps restarting or shutting down on. Windows 7 keeps randomly shutting down. Knowledge Base Microsoft Windows. Steps to perform clean boot: Click Start, type msconfig in the Start Search box, and then press ENTER. If you are prompted for an administrator password or for a confirmation, type the password, or click Continue. On the General tab, click Selective Startup. Under Selective Startup, click to clear the Load Startup Items check box. Click the Services tab, click to select the Hide All Microsoft Services check box, and then click Disable All. When you are prompted, click Restart. Restart the computer in normal mode and check if it works fine. If everything works fine then there might be some background application which might be causing issues on the computer, we need to find out which application is causing the problem. Following link will give more information on how to determine what is causing the problem on the computer : http: //support. Hope it helps. Regards. Computer keeps shutting down randomly - Forums. Curious. Clearly from your description, the machine is shutting down at random intervals but it isn't a random shutdown, . As Bob said, there may/should be some clue in the event logs. Recheck them all carefully. If the logs go back before this started happening, compare a shutdown you requested with one of these unscheduled ones, to try and identify the . It's unlikely to be Windows itself, because in most cases, a Windows error would result in a Blue Screen stop, rather than an orderly shutdown. It could be hardware but you've eliminated most of it by swapping it out. Even then, most serious hardware errors result in a hard stop, not an orderly shutdown. When you say you disconnected the ? If it was the button end, it could still be a faulty cable shorting internally. Pull the plug off the motherboard and then VERY CAREFULLY short the contacts to restart the machine. If you are not absolutely sure which contacts control the main power, DON'T DO IT, you could easily fry the mobo and other components. I assume you bought your Windows 7 from a reliable legitimate source - some early evaluation copies, have found their way on to the market, hacked to bypass the date expiry check and are still being sold as genuine. Since you have a spare hard drive (you say you swapped it out), it might be worth just doing a straight reload of Windows, nothing else, and see if the machine continues its erratic behaviour. If not, it's some software loaded on afterwards, or some malware or rootkit lurking somewhere undetected. You might also want to try running a Live CD version of Linux (I'd recommend Knoppix) to see if that suffers the same problems. If so, its logs may point you in the right direction. I'll be interested to see how this turns out.
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