After logging into your Facebook account, go to your profile and click the status update box where What's on your mind? is written.
Click the meatballs menu (three horizontal dots).
Click Live video.
On the next page, click Go live.
Under the Streaming software setup box, you can see the Stream key.
Below the Stream key, click Advanced settings to see the Server URL.
You can copy the both Stream key and Server URL into the stream settings of your live streaming software. After copying, you'll be able to live stream to your Facebook profile, page, or group.