What kind of screen does it have?
What we check for: Whether it is most likely an older Marlin printer, which supports serial printing over USB.
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A screen with a knob or buttons is on most printers from before about 2023, like the Creality Ender-3 and the Prusa i3 MK3. Those run Marlin firmware and connect over USB.
Not sure? Ask an AI assistant. Send it photos of the printer's screen, and it helps you answer.