1 files changed, 2 insertions, 0 deletions
diff --git a/FAQ.md b/FAQ.md
index b5d3b10..b9453a6 100644
--- a/FAQ.md
+++ b/FAQ.md
@@ -16,6 +16,8 @@ Use PostgreSQL if you can. MySQL is supported but some minor features may be exc
 
 <code>https://example.com/tt-rss/public.php?op=subscribe&feed\_url=%s</code>
 
+If feed URL is empty (or not given) tt-rss will display feed subscription dialog.
+
 #### I need to get the number of unread articles in the simplest way.
 
 <code>https://example.com/tt-rss/backend.php?op=getUnread&login=LOGIN</code>