Go to (or System Preferences) > Printers & Scanners . Click the "+" (Add) button. Select the Pantum M7105DN from the list.

The search results flooded the screen. This was where the battle would be won or lost. The internet was a minefield of "Download Now" buttons that led to malware, bloatware, and generic driver updaters that wanted his credit card information.

Plug your M7105DN into a power source and turn it on. Connect it to your PC via USB or ensure it is plugged into your network router via Ethernet.