It helps to know in advance which items you will be targeting as part of your search strategy. Are you trying to clean up a disc with a particular file type in mind? Do you want to remove empty folders? Do you want to clean the database of one of Apple’s applications?
Below is how to start.
Smart Searchessection.
Once the search has started, you’ll see a search progress indicator and, if there are items that match the chosen search’s criteria, Tidy Up will show the items to process.