1. Open a Finder window. 2. Click on the "Go" menu in the menu bar at the top of the screen. 3. Press and hold the Option (Alt) key on your keyboard to reveal the "Library" option in the dropdown menu. 4. Click on "Library" to open the Library folder. 5. Within the Library folder, locate and open the "Caches" folder. 6. Select all the files and folders inside the Caches folder and move them to the Trash (Drag and drop them to the Trash icon in the Dock or right-click and select "Move to Trash"). 7. Go back to the Library folder and open the "Preferences" folder. 8. Look for files that start with "com.apple." or relate to specific applications you no longer use. Move these files to the Trash. 9. Empty the Trash by right-clicking on the Trash icon in the Dock and selecting "Empty Trash."
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