If your Mac keeps running slowly There are many things that you can do to address the issue. In the beginning, start the Activity Monitor to look for memory usage issues. Choose Quit to end the procedure you’re experiencing. If the process is taking up excessive memory then you should close it and try again later. You can use the System Memory tab as well to determine if there are there are any processes that run slow in your Mac.
There’s another reason for slowness for your Mac. It is recommended to close any application that uses too much CPU. Open Activity Monitor then click the “X” button under the icons. If you’re not sure which apps are taking up the most CPU then try a Google search mac catalina slow on the apps. You should be able determine which applications have a negative impact on your computer’s performance.
When your drive has been overloaded this can cause your Mac to slow down. A lot of applications use excessive memory, making your system’s performance slow. Try deleting files that you’re not using or move the files to a different location. If you’re not certain what’s causing the problem, try opening the Activity Monitor and looking at the entire list of processes operating on your Mac. It’s likely that you’ll see some mistakes – this could be a good sign you’re using more than one application simultaneously.