How to Make Thumbnails That Expand When Clicked in Windows Explorer
- 1). Double click on the folder containing the images you want to turn into thumbnails.
- 2). Click the "View" button in the folder's toolbar.
- 3). Click "Icons," "Tiles" or "Content" (in Windows 7) or "Thumbnails" (in XP). All of the images in the folder you're working in will automatically be converted to thumbnails that expand when clicked on.