Webcasting to Facebook page and group is available since GO:LIVECAST App version 1.0.5 (for iOS), version1.02 (for Android).
After updating, open the group to which you want to webcast on your computer's browser (not your phone), search for "GO:LIVECAST" in the "Apps" section of the settings screen, and add it.
- Classic Facebook: [MORE] → Edit Group Settings → [Add Apps]
- New Facebook: Settings → Apps → [Add Apps]
- See also the related article “Cannot webcast to my Facebook page or group.” here:
https://www.roland.com/us/support/knowledge_base/360042411572/