Bulk File Changer from NirSoft is a little program with a lot to like. At just over 68KB, it's a very small download, and it runs without installation, so it's totally portable. It's also free. You can use it to create lists of files, even spread out over multiple folders, and perform various functions on them en masse, such as changing the date and time they were created, modified, or last accessed; modifying file attributes such as Hidden or Read-Only; and cutting, copying, and pasting in Explorer.
Bulk File Changer's interface and controls are basic but … Read more