In the little dialog box that appears, scroll down the list to Processor Power Management and click on its + button to open it up. Click the Windows Start button, type power options, and select the Control Panel item of the same name (after a short delay whilst it searches).Ĭlick on Change Plan Settings next to the selected plan, then Change Advanced Power Settings. This software fix exists in Windows 7 (and probably all other modern OSes), and simply tells the OS to limit how hard it works the processor. Video processing with Microsoft Movie Maker is almost guaranteed to cause this horrible experience, so I need a solution! After a couple of minutes of this, the fans lose the heat-removal battle and the CPU shuts down. Once the CPU starts doing some real work (like video processing or dealing with a runaway Flash plugin) the laptop fans kick in and the whole machine sounds like it's going to take off. The problem has arisen as my laptop has gotten older, and its internal air cooling channels and fans have accumulated dust. ![]() It really is a shame that modern CPUs can't do their own power management so that they don't overheat and shut down without warning, but that's the way it goes. Here I present a couple of ways to stop my HP laptop suddenly turning off when it's doing a lot of CPU-intensive work.
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