diff --git a/admin_manual/groupware/mail.rst b/admin_manual/groupware/mail.rst
index f369a6e4d..e0485c100 100644
--- a/admin_manual/groupware/mail.rst
+++ b/admin_manual/groupware/mail.rst
@@ -12,6 +12,12 @@ In mailcow, for example, the setting is called *Also allowed to send as user*.
 .. warning:: Unless paired with shared *Sent* mailboxes or handled otherwise by the mail server, sent messages will be stored in the sender's personal *Sent* mailbox.
 
 
+Snooze and scheduled sending
+----------------------------
+
+.. note:: If AJAX is selected for cron job execution in the admin settings, the snooze feature and scheduled sending are deactivated because of unreliable execution.
+
+
 XOAUTH2 Authentication with Microsoft Azure AD
 ----------------------------------------------
 
diff --git a/user_manual/groupware/mail.rst b/user_manual/groupware/mail.rst
index 218ad0a50..ed3d174d4 100644
--- a/user_manual/groupware/mail.rst
+++ b/user_manual/groupware/mail.rst
@@ -156,3 +156,14 @@ Unsubscribe from a mailing list
 .. versionadded:: 3.1
 
 Some mailing lists and newsletters allow to be unsubscribed easily. If the Mail app detects messages from such a sender, it will show an *Unsubscribe* button next to the sender information. Click and confirm to unsubscribe from the list.
+
+Snooze
+~~~~~~
+
+.. versionadded:: 3.4
+
+Snoozing a message or thread moves it into a dedicated mailbox until the selected snooze date is reached and the message or thread is moved back to the original mailbox.
+
+1. Open action menu of an envelope or thread
+2. Click *Snooze*
+3. Select how long the message or thread should be snoozed