MacBook Pro 2017
It overheats, and now the pinwheeling, goes on and on and on. How to stop this from overheating! I've done a blow out, but what more?
MacBook Pro 15″, macOS 10.15
Urm, sounds like something is eating away at the processing power on the machine.
Try resetting NVRAM, you can find information on how to do that here: