Your browser does not seem to support JavaScript. As a result, your viewing experience will be diminished, and you have been placed in read-only mode.
Please download a browser that supports JavaScript, or enable it if it's disabled (i.e. NoScript).
D
ok, I figured it out. For anyone else: You have to link GOG account with FAForever using the website, not using the GOG Galaxy client. Once I figured that out, i was able to get it completed.