


In most extreme situations when cooling becomes totally inadequate (such as in the event of cooling fan failure), your Mac can even perform emergency shutdown in order to save components from permanent failure. Since those components are rated to function with optimal speed only in a certain temperature range, overheating can cause them to reduce their working speed, and in some extreme cases even significantly throttle their speeds. This unobtrusive app is especially useful for users who are putting a lot of processing strain on their Macs, and especially for laptop users where the working temperature of the core components such as CPU and GPU can directly impact the performance levels of the entire configuration.
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smcFanControl for Mac is a lightweight system utility that can help users of all knowledge levels to get full control over the function of built-in fans and oversight over the cooling status of their Mac computer. Apart from this, smcFanControl also displays the temperature and fan speed in the menu bar, lets you set different minimum speeds for every fan separately and alters them accordingly when the power source changes. 100% Safe and Secure Free Fan control for Apple MacBooks – Make your Mac run cooler! SmcFanControl also doesn't override the automatic settings in your Mac so that your fans will kick-in when the CPU needs them. Download smcFanControl 2.6 for Mac from. SmcFanControl for Mac 2019 – This app was released by Hendrik Holtmann and updated into the latest version at March, 29th 2019. In order to not damage your machine, smcFanControl does not let you set a minimum speed to a value below Apple's defaults. It allows you to increase your minimum fan speed to make your Intel Mac run cooler. SmcFanControl lets the user set a minimum speed for built-in fans. Solve fan noise and overheating problems, iMac HDD replacement. Monitoring of fan speed and temperature sensors. Control fans on Apple computers, also on Windows via Boot Camp.

The surface your Mac rests on can block its vents, affecting fan behavior.
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Mac Pro (Late 2013) brings in cool air through vents at the bottom of the computer and sends out hot air from the top. Mac mini models bring in cool air from beneath the computer and vent hot air from the back.
