From Facebook Llive Stream, we get below information,
RTMP Deprecation
Support for RTMP server URLs is being deprecated, and non-secure URLs will no longer supported as of May 1. Please verify that your encoder supports RTMPS, and update your encoder settings to insert your new secure server URL in order to continue.
Link here, https://developers.facebook.com/docs/graph-api/changelog/breaking-changes/#live-api-4-24
By OUPREE Video Encoder, you can send RTMPS (RTMP over a TLS/SSL connection) stream to Facebook Live Now, (You need to upgrade the latest firmware which supports the RTMPS https://dl.oupree.com/Encoder-Firmware.html) , Also, you can contact us to get the firmware to support the RTMPS,
Oupree RTMP/RTMPS PUSH URL will be in 1 line as- rtmps://live-api-s.facebook.com:443/rtmp/10214319118682173?s_sw=.....
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