The encoder should be automatically set upon meeting creation, based on the location selected.  However, if for whatever reason your meeting location did not have an encoder selected, a message will appear in Conduct Meeting mode to Select an Encoder.

Select an encoder from the drop down and click Save.

Related Articles:

1. Webcasting Plus- Starting Video Streaming & Recording
2. Webcasting Plus- Displaying a Splash Screen
3. Webcasting Plus- Controlling the Audio Output & Mute
4. Webcasting Plus- Pausing and Resuming Streaming / Recording
5. Creating Video Timestamps