You should see the image you copied replace the default icon for the file or folder ... you can do this using Preview. Open the Get Info window for the folder as described above.

The Finder icon for a JPEG image for example will show a small thumbnail-sized version of the image, which is useful for identifying the file without having to open it. If Finder doesn't recognize ...

enter the path of the icon image that you just copied in the previous step. Finally, press the OK button and close the Registry Editor app. You can now open the File Explorer and you will ...

Whenever you open Explorer and view images, you see the miniature ... If this setting is enabled, you can find the default icons instead of the file’s thumbnail. To verify or disable this ...