Although .dmg is a macOS disk format, there are a number reasons of why you'd want open them on Windows computers. Here's how to get started.

If VirtualBox failed to register and open virtual hard disk image file as UUID already exists, you can fix the issue by removing the current VDI file.

How to Open ADF Files. A file with the ADF file extension is most likely an Amiga disk image created on a Commodore Amiga computer. ADF files are normally saved on a floppy disk. The ADF file ...

If you see message Source and destination file names are the same when you try to burn the files to disc on Windows, see this post.