Decide for yourself and effectively which content is indexed from the search engine. This happens either automatically or manually.
There are extensive rules in the forum preferences.

When creating a thread, you can immediately influence the "noindex","index","nofollow" and "follow" Robot Meta specifications.

Features:

Threads:
Robot Index global for all Threads in the Forum
Robot Follow global for all Threadsin the Forum
Robot Index for single threads
Robot Follow for single threads
Thread Title lower case option
Extra Meta Title
Extra Meta Description
Change Canonical URL
Choose free order of thread title (Prefix/ThreadTitle) with Sperator
With this variables %thread_title% %prefix_title% %forum_title% %board_title% %page_no%
Google News-Sitemap: (http://boardUrl.tld/googlenews.xml)
Change Twitter:Card Type
Change Description length
Forum:
Extra Meta Title
Extra Meta Description
Robot Index
Robot Follow
Extensive Forum settings:
NoIndex/NoFollow for threads with fewer X words
Only on the first page of a thread
In all posts of a thread
NoIndex/NoFollow for threads whose posts have no attachments
Only in the first post
In no post in a thread
NoIndex/NoFollow always from page x
NoIndex/NoFollow at a thread age of X days
NoIndex/NoFollow after X days since last post
NoIndex/NoFollow for threads that have a specific prefix
NoIndex/NoFollow based onThread Views
NoIndex/NoFollow for Thread with zero reply after X Days
Categories:
Extra Meta Title
Extra Meta Description
Member page:
Robot Index
Robot Follow
XFRM:
Robot Index
Robot Follow
Extra Meta Title
Extra Meta Description
Change Canonical URL
Extensive settings:
Change Canonical URL for Threads and RM
Other Pages:
NoIndex/NoFollow for Help-Pages
NoIndex/NoFollow for What's New Pages
NoIndex/NoFollow for What's Profil Pages
NoIndex/NoFollow for Login/Register Pages
Meta Description for Login/Register Pages
OG:Images for:
Threads per Direkt Imagelink or Upload
Foren per Direkt Imagelink or Upload
Categories per Direkt Imagelink or Upload
og:image (url or upload) for threads
og:image (url or upload) for foren
og:image (url or upload) for categories ("Create pages for categories" must active)
OG:image from First Post by Attachment
OG:image from First Post by IMG bbCode
OG:image from Avatar
Extra SEO for Images:
set ALT / Title for Images automatically* or manually
Sitemap:
remove noIndex Threads from the Sitemap
remove noIndex Ressources from the Sitemap
Other:
Seo Tools
Remove User/Avatar Links for Guest
Minify HTML
and many more...
*Automatically: the following variables are available:
{threadtitle}, {forumtitle}, {username}, {postdate}, {posttime}, {boardtitle}, {postid}, {threadid}, {filename}, {threaddate}, {threadtime}​