I checked the box but I have to log in every time I go to the forum these days. It didn't used to do that.
For me it is sporadic/random - and I agree - annoying too.
Yep
I just figured because the trolls hate you lol
Yep. More often than not.
Are you logging in via the login page (URL below) or drop down login box?
https://www.nthcircle.com/login
Try different login approach to see if makes a difference.
Could be Kunena bug or perhaps @hungryghost may have to modify Kunena/Joomla session/cookie server settings.