Robocopy is a built-in Windows 11 tool that allows you to copy files from one place to another. It’s a command-line tool, ...

You can change this option so you can copy files to the CD using the Windows Live File System, eject it, and later copy other files to the same CD from the same computer.

To copy CD's I copy all the files from the original onto my HD and then write them onto a CD from there. I was copying from a ~500mb disc and it took me 6-7 minutes? Shouldn't it be faster?

Secure Copy is a UNIX standard used to transfer files from one computer to another. He's how to use the function in macOS, all via the Terminal window.