My Computer Has Started to Shut Down Randomly. Could it Be the Fan?

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For some reason, my computer randomly shuts down a lot. It’s been happening more and more. It started around the start of summer. It usually would shut down for no reason. Yesterday, it said Over Temperature. This shutting down thing is annoying. When I’m trying to do work, I lose it all and the computer shuts down. I asked my cousin, he said that it could be my fan. I haven’t checked yet, I’m going to ask you first, is it my fan? Or is it another problem? 

Maybe.

The “Over Temperature” is definitely a clue, and the fan is a definite possibility.

But first we should talk about … dust bunnies.

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