Www.mysite.com and mysite.com are different domains, you don't want them both available. Redirect one to the other, if you log in on mysite.com and then get navigates to www.mysite.com, you will no longer be logged in.
or so I understand anyway. 🙂
When I'm open chats (dropdown menu) next to the teaser-content there is a date and time (teaser-timestamp timeago pull-right) of this message, but the date instantly disappears and is not visible.
Thanks for reporting https://github.com/NodeBB/NodeBB/issues/8838
In chat list not showing messages preview
@togan I believe I removed the preview there awhile back, so this is intentional