First Interactive not showing in results?

[chriz]

Sorry if this is a double post, not sure if I actually finished submitting the first thread. If I did, please delete the first one and not this. I'm trying to figure out how to enable First Interactive (beta) on my tests:

http://www.webpagetest.org/result/170210...1339cbec7/

Talking about this:


Is there an option I should turn on to have this feature enable in my tests?