1.) Getting Connected to your Duet
If you have a Duet 2 Wifi or Duet 2 Ethernet please see the Step by step guide to using your Duet 2 to get started.
If you have a Duet 2 Maestro head to the Maestro documentation
If you have a Duet 3 please go to Getting Started With Duet 3 MB6HC
For troubleshooting please start with the FAQ