Welcome to the Question2Answer Q&A. There's also a demo if you just want to try it out.
0 votes
93 views
in Plugins by
facebook login not work on question2answer.org and my site
Q2A version: 1.8.3

1 Answer

+1 vote
by
Because your facebook developer app is not active, also Q2A's. Facebook changes its terms  over the years. So it's more harder to activate app, but it's not impossible. You can do it if waste your time.
...