When designing products, Apple always strives to make devices as thin as possible. For phones, this isn't a major issue, but for laptops, thinner designs often lead to hotter machines! If the CPU consistently operates at high temperatures, it will age faster, shortening its lifespan and requiring earlier replacement. Therefore, monitoring CPU temperature is crucial. I noticed this issue while watching videos on Bilibili – my Macbook's exhaust vents were extremely hot. I immediately realized I needed temperature monitoring software. That's when I found smcFanControl , a tool that monitors CPU temperature and controls fan speed. It displays real-time CPU temperature and fan RPM in the menu bar. After downloading the .app file, right-click any Dock icon (except Finder, window icons,...