diff --git a/app/src/main/res/xml/providers.xml b/app/src/main/res/xml/providers.xml
index 8a9b82e3c5..c978694965 100644
--- a/app/src/main/res/xml/providers.xml
+++ b/app/src/main/res/xml/providers.xml
@@ -930,6 +930,7 @@
             host="smtp.onmail.com"
             port="465"
             starttls="false" />
+        <!--- please login the account by OnMail app -->
     </provider>
     <provider
         name="HCCnet"