Also, if you browse for your own icons, you can select any EXE, DLL, or ICO file. 8] Finally, click the ‘ Apply’ button and then hit on the ‘ OK’ button to save your settings.

Go to Search bar and type Disk Cleanup. Select the C: drive to clean up from the drop-down menu and click OK. After the scanning is complete, select the files you want to delete.

For PDF files if you want the generic PDF icon and not a copy of the file itself, you'll first need to do a File->Get Info, select the icon in the Get Info window, press Command-C on your keyboard ...

Step 2: Whether a file or a folder, you’ll open the properties for it to access its icon. Select the file or folder and pick File > Get Info from the menu bar or right-click and choose Get Info.