Otherwise, you'll need to use scp from the machine without the server so that it can perform a connection. I don't beleive that's the case with Macs, though. Inorganik, it can go both ways long as you have an SSH server running on both machines. We recommend Ubuntu 16.04.4 LTS if this is your first Linux install. Here's how to go about installing Linux on a Mac: Download your Linux distribution to the Mac. Download minecraftserver.1.16.3.jar and run it with the following command. On Linux and macOS this should already be set up but on Windows you might have to tinker with the PATH environment variable.
Similarly, you can use your Mac directly to log into a UNIX server, and even to transfer files to/from a UNIX server. You may want to make a shortcut to this program in your Dock, since you'll be using it a lot from now on. You can easily access a terminal window to use your computer's built-in UNIX functionality with the 'Terminal' program (Applications/Utilities/Terminal.app). You may not realize it, but your Mac already runs a variant of UNIX. How To Download File From Linux Server To Local Machine Using Putty.Download File From Linux Server To Mac Catalina.