How to View Network Traffic in macOS and OS X
ZachUsing an application of terminal command and you're not sure if it's stuck? Want to monitor network usage from the computers on your network? There's a built-in program for that.
Navigate to Applications > Utilities > Terminal.
Enter the following command and press enter:
nettopThe nettop program supports a number of commands (usually executed by pressing a single button on your keyboard). Check them out!
One of the great features of macOS Yosemite and later is Mac user's ability to change the default Light appearance of Macs to Dark Mode.