Click Create Live Stream.
Choose where you want to post your live broadcast.
Select Use a persistent stream key if you want your stream key to be permanent. If this isn't selected, you won't be able to use this stream key again after the stream ends.
DO NOT CLOSE THE WINDOW to FACEBOOK
Go back to OBS and Click on Settings (bottom ride hand side of window)
Click Stream
Select Facebook Live in the Service drop down menu
Select Default for Server.
Copy and paste stream key or persistent stream key
Click Apply
Click on Start Streaming in OBS (bottom ride hand side of window)
Go back to https://www.facebook.com/live/create
Write a description and title for your live stream.
Click Go Live Now. If you want to schedule your broadcast for later, click Schedule a Live Video.
Download and install your preferred OBS Streaming Software.
On YouTube, click the “Create a video or post” button in the top-right corner of the screen.
Select “Go live.”
In the YouTube Live Control Room, click on “Stream” in the top navigation bar.
Title your stream, choose a privacy setting, add a description, select an appropriate category, and upload a thumbnail.
Decide whether you’d like to stream now or schedule an event for later.
Hit “Create stream.”
Copy the “Stream name/key” from the window that pops up. (Keep this string of characters private.) If the window doesn’t appear, or if you accidentally close it, look for this information in the bottom-left corner of the Live Control Room.
Open OBS Streaming Software.
Click on Settings (bottom ride hand side of window)
Click Stream
Select YouTube in the Service drop down menu
Select Primary YouTube Ingest Server for Server.
Copy and paste stream key or persistent stream key
Click Apply
Click on Start Streaming in OBS (bottom ride hand side of window)
End your stream through the OBS streaming software once the show’s over. A recording will automatically upload to your channel so people can watch it on demand. View and manage all your current, scheduled, and past live streams through the “Manage” tab at the top of the YouTube Live Control Room.