1. Choose the file
1
Open the gear
In Studio’s Sources panel, click the gear on Media Source. Until a file is chosen the row reads No file chosen.
2
Pick the file
Choose the file. Tick Loop if it should start over at the end.
2. Pick where it goes
- dfine.io Review
- dfine.io Streaming Classic
In Review, open the room and create a source with the type WHIP, or use Quick Create. Click Copy Stream Key.In Studio’s Stream panel, set Destination to dfine.io Review. Server reads dfine.io Review · WHIP, fixed. Paste the key into Stream Key.
Paste the key of a WHIP source. Review refuses the key of an RTMPS source, those are meant for hardware encoders. Where the key is: stream key and server URL of a room.

3. Start
Click the Media Source row to put it on air. Above the panels, Pause and Stop control the file, and the bar shows where it is. Click Start Streaming.
