laptop problem

lately my laptop has been switching off randomly, but today its already happened 3 times in past 4 hours, so does anyone know whats going on?
Answer #1
Could be overheating. Check the side of the laptop, if the fan is working
Answer #2
or it fan is working and is it dirty or clogged any panels or “doors” on the bottom can be removed to check it ?
Answer #3
Your CPU might be damaged due to overheating……
Consult System Engineer