http://creators.facebookwkhpilnemxj7asaniu7vnjjbiltxjqhye3mhbshg7kx5tfyd.onion/6-tools-you-should-know-video
You can test different edits of a video, different descriptions, headlines and thumbnails–both pre-determined and manually-uploaded options. You also get to choose the metric that’ll determine the “winner” such as 1-minute views, comments, shares, reactions, people reached and link clicks. During the test, the posts are circulated to a subset of your audience but are not posted to your Page.