Using the BigTreeTech Manta E3EZ V1.0 is easy. First, make sure your Ender 3 printer is turned off. Then, plug in the CB1 core board and EZ drivers on the motherboard. Once everything is connected, you can start your printer and run Klipper or Marlin. When using the motherboard, avoid touching the connectors with wet hands to prevent short - circuits. Keep the motherboard in a dry and clean place. For maintenance, check the connectors regularly for any signs of wear or damage. If you notice any issues, contact the manufacturer for support. Also, when updating the software, follow the official instructions carefully to ensure a smooth upgrade.