Clean-up a desk top MAC bought in 2020.

Download and run Etrecheck. Be sure to give it Full Disk access before running.

Copy and paste the results into your reply. Etrecheck is a diagnostic tool that was developed by one of the most respected users here in the ASC and recommended by Apple Support  to provide a snapshot of the system and help identify the more obvious culprits that can adversely affect a Mac's performance.

Copy the report

and use the Additional Text button to paste the report in your reply.

Then we can evaluate the report to see if we can determine the cause of the problem.

Download malwarebytes anti malware, the free version is good enough, and do a scan of your computer

Do you have any AV, optimizers, fixers, speed up apps, cleaner apps or any apps that claim to make your Mac better and faster?

If so, any one of them can slow your Mac; they all have the potential to disrupt system operations and often do just that..

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