This program is a shell extension.``Adds an item labeled CaseRename in the context menu of drives and folders.``It will open with the selected folder and from there you can rename files in 8 different ways:``1. All upper-case letters.``2. All lower-case letters.``3. Flip the case of the letters.``4. Capitalize Filename.``5. Capitalize Words.``6. Upper-case filename, lower-case file extension.``7. Zig-Zag (AbCdEfGhIjKlMnOpQrStUvWxYz).``8. Change extension.