Apr 29, 2025 · The computer stops responding, and the mouse and keyboard do not work. The computer does not shut down when using the Shut Down command or the Turn Off Computer …

Aug 3, 2022 · NUM Lock goes on and off by itself in response to unrelated keystrokes Just got three new Dell PCs - one Precision 3660 Tower and two Optiplex 7000 Towers. Per my …

Oct 4, 2005 · All of those features were turned off on my machine, but it kept powering on by itself anyway. Dell sent out a replacement motherboard and that fixed the automatic power up …

Jun 19, 2025 · This article provides recommendations to resolve an issue with your Dell computer restarting, shutting down, locking up or not responding, and similar issues with Windows.

Aug 15, 2020 · Pc turns on and off continously I have an optiplex model name:dcne serial number: . It was working ok but today when I tried to enter windows from hibernation it started …

Nov 13, 2025 · Resolve overheating and random shutdown issues on your Alienware computer. Know troubleshooting steps, including ventilation tips, BIOS updates, and keep your computer …

Feb 12, 2023 · Random shutdown and power off My machine has a long history of faults. The most persistent at this time is having the machine shutdown after a period of non-use, then …

Jun 22, 2023 · Since the day one, whenever I turn on the main power switch on the wall, the desktop gets turned on automatically for 3-4 seconds, and then turns itself off. The OS does …

Apr 9, 2018 · The whole laptop turned itself off. I tried to turn it back on but it doesn't turn on. The light indication didn't show. Therefore I tried to connect the charger into the laptop.. Again no …

Oct 30, 2020 · However, my systems starts, there is a black screen and no dell logo. It automatically power off after 5 seconds and again starts. It keeps on doing this until I forcefully …