The new users likely need to complete the basic forum tutorial and/or reach the ‘Basic’ trust level. These will greatly reduce the chance that the forums will automatically see the new user as a bot, and it doesn’t take much time at all.
As per Discourse’s article on trust levels (Understanding Discourse Trust Levels), reading a number of posts for at least 10 minutes is generally all that’s necessary.
The Forum Tutorial is here and will give you a little extra badge and, of course, introduce you to some of the features of Discourse: Forum Tutorials (and their badges)
I’d also recommend this as a first-time readers’ thread: READ ME - An intro to Secret World Legends' forums