diff --git a/tinyweb_forum/handlers.py b/tinyweb_forum/handlers.py
index 8e45f9a..72c083f 100644
--- a/tinyweb_forum/handlers.py
+++ b/tinyweb_forum/handlers.py
@@ -487,6 +487,7 @@ class ForumHandlers:
         return self._respond(
             f"<h1>forum moderation</h1>"
             f"<p>{msg}</p>"
+            f"<p><em>Forum instances on the mesh are discovered and synced automatically.</em></p>"
             f"<h2>blocked instances</h2>"
             f"{blocked_items}"
             f'<form method="post" action="/forum/block">'
@@ -504,6 +505,8 @@ class ForumHandlers:
             f"</form>"
             f"<h2>synced instances</h2>"
             f"{synced_items}"
+            f"<p><small>Instances are discovered automatically via mesh announces. "
+            f"You can also manually add a friend's instance hash to bootstrap.</small></p>"
             f'<form method="post" action="/forum/sync/add">'
             f'{self._csrf_field()}'
             f'<input name="instance" placeholder="instance hash" size="40"><br><br>'