A network is great, but what if you want to connect two Macs and transfer information as fast as you can? Using a gigabit ethernet cable or a Mac with 802.11ac (Wi-Fi 5) or later wireless networking hardware, you can transfer data between two devices at gigabit per second rates—but you can do better than that!
Apple offers four built-in methods in macOS, none of which is obvious to set up. Each has different requirements, advantages, and tradeoffs. Once your Macs are connected, you use the same tools to transfer data between them as you would if they were connected to a network:
In the Finder, choose Go → Connect to Server (Command-K) and click Browse. If the Mac doesn’t appear in the Network window, go back to Connect to Server, enter followed by the other
