One of the main reasons you don’t want your Mac to overheat is because it can cause damage with the hardware that actually allows your computer to work properly. A warm computer will run normally but a hot computer can lead to some short-term and/or long-term problems with your device. When your MacBook Pro actually gets hot is when you need to pay attention and take action to cool it down. Like I just stated above, a warm computer is nothing to worry about and is actually the normal temperature your computer usually is under normal operating circumstances. How to Prevent MacBook Pro From Overheating.
