Tech Support Forum
Occasionally, the system folders such as Program Files, My Music or My Documents may display invalid image file while in Thumbnail view. As the system folders do not have a Customize tab in the Folder Properties, it’s not possible to change or remove the Thumbnail picture via the user interface. Here are the steps you need to perform in order to reset the thumbnail picture for system folders.
Step 1: Reset all the folder view settings
Now the Thumbnail reference for the system folder is removed from the registry. The above steps, asics gel of course, resets all of the folder view settings. But never mind, you asics gel can customize them again.
HKEY_CURRENT_USER \ Software \ Microsoft \ Windows \ ShellNoRoam \ Bags \\Shell in a REG_SZ value named Logo (containing the full path to the image file) varies for each folder. While you can reset an individual folder preference by locating the for that special folder using Process Explorer, it asics gel may be time consuming. Simple reset all folder view asics gel would be enough.