How to Configure OBS in RTMP Mode

General steps for using RTMP:

1. Switch to RTMP mode in Loola
2. Set RTMP URL+Key and encoder settings in the streaming software
3. Start streaming from the streaming software - preview will be shown in Loola
4. Click Go Live in Loola to actually start the broadcast

Select the RTMP mode in the Loola studio:

Copy the RTMP URL and RTMP Key from Loola to OBS:

(you can also click "Show All..." (in Service), then choose "Loola.tv", and then choose the Server closest to your location)

Set output resolution:

Output settings for NVIDIA GPU:

Output settings in case you don't have a GPU:

Output settings for AMD GPU:

See recommend encoder settings per platform:
https://support.loola.tv/en/articles/3284585-rtmp-encoder-settings