If you’re Mac keeps running slowly, there are several options to address the issue. The first step is to open the Activity Monitor to look for memory usage issues. Pick the processes that are causing the issue and click Quit. If the application takes up too much memory You can shut it down then try it again. You can use the System Memory tab as well to check if any slow processes are running within your Mac.
The CPU is another possible cause of slow performance on your Mac. If your program that’s using lots of CPU, it’s best to close it. Start Activity Monitor and click the “X” button that is located under the buttons. You can use Google to look up apps that are consuming too much CPU power if you don’t know which apps are. This should give you an idea of what applications cause your Mac to run slowly.
In the event that your HDD has been overloaded, it can also cause your Mac to slow down. Too many applications consume excessive memory, making the operating system slow. There is a way to remove files which you do not use, or transfer them to another drive. If you’re not sure which is the issue, try opening your Activity Monitor macos catalina slow and looking at the list of all the applications being run in your Mac. There should be a couple of issues – it’s an indicator that you’re running multiple applications at the same time.