You can create a file without a File Type Extension in Windows 11/10 by carefully following the steps laid down in this post.

Three ways to create a link to a file or folder in Windows 11/10. Use Network access, Copy as path or Properties to get hyperlink to a file or folder.

5. From batch file Instead of a shortcut, you can also create a batch file that you can run to configure the system to shut down at a specific time.