One common reason for slow performance is the lack of free disk space on your Mac’s startup disk. To free up space, consider moving files to an external storage device or cloud storage. Additionally, macOS offers an “Optimize Storage” feature that helps manage files by storing them in the cloud and identifying files you no longer need. To access this feature, navigate to Apple menu > ... https://journotalk.com/guide-why-your-mac-is-running-slow/