On MacBooks, you can reset your SMC by doing the following. Now, your Mac has no choice but to throttle down to avoid damaging its components. SMC or System Management Controller is the one responsible for controlling your hardware like fans, batteries, and keyboards.Ĭorrupted SMC can cause the fans of your computer to not work which increases the operating temperature of your device. If these components get corrupted, you would see a significant dip in the performance of your Mac. Sometimes your NVRAM and SMC get corrupted, and the reason behind these remains unexplained. Today, we are going to show you a few ways on how to address the problem with macOS Catalina running slow on your Mac computer. Opening applications were not as fast as they were, and the user interface is not that responsive anymore.Īlthough macOS Big Sur is said to be faster compared to Catalina, there are a few ways to improve its performance and hold back on updating to Big Sur until it is well optimized for most applications. If you’ve been using macOS Catalina for a while, you might notice that it has started to slow down.

However, there’s still a number of users who use Catalina since macOS Big Sur still has a lot of issues like updating problems, black screen, and installation errors. Recently, macOS Big Sur was released by Apple.

Having problems using your Mac because macOS Catalina is running slow?

Optimize mac performance catalina