Thermal Shutdown

My sister sent me her laptop to fix. Sony Vaio SVP1321M9EB. I don't do laptops, hate them, they should all be destroyed. It's going in to thermal shutdown at 60 degrees C but I'm struggling to think of a common sense reason why it would. It's not a Windows problem because it happens when I'm...

Hi. I have an HP 630 Notebook, core i3 2.40ghz. Whenever I use DISM, or other apps like winreducer, rt 7 lite or when my cpu usage goes more than 20%, or I start playing some hd videos, the fan starts to spin loudly, resulting in a thermal shutdown. what should i do? it' a good fast laptop, but...