In this guide, you will learn the steps to delete thumbs.db files to remove network folders using File Explorer on Windows 10. For instance, if you moved content from a Windows 10 device to a network shared, and then you want to delete a folder, you may end up with a “The action can’t be completed because the file is open in Windows Explorer” message referring to the “thumbs.db” file that will prevent you from removing the folder. On Windows 10, thumbs.db are hidden files created when using thumbnail previews for folders in File Explorer.Īlthough these files are harmless, sometimes they can cause problems.
