diff --git a/user_manual/files/desktop_mobile_sync.rst b/user_manual/files/desktop_mobile_sync.rst
index 65beb9638..9d63f233d 100644
--- a/user_manual/files/desktop_mobile_sync.rst
+++ b/user_manual/files/desktop_mobile_sync.rst
@@ -24,4 +24,8 @@ Mobile clients
 
 Visit your Personal page in your Nextcloud Web interface to find download links
 for Android and iOS mobile sync clients. Or, visit the `Nextcloud download page
-<https://nextcloud.com/install/>`_.
+<https://nextcloud.com/install/>`_.  
+
+Unfortunately, 2-way-sync, a.k.a bidirectional sync, isn't fully implemented in
+the Android client yet. See `this issue on GitHub <https://github.com/nextcloud/android/issues/19>`_
+for the current feature's status.