diff --git a/Troubleshooting-Mail.md b/Troubleshooting-Mail.md
index c188a7c..9cfa3fb 100644
--- a/Troubleshooting-Mail.md
+++ b/Troubleshooting-Mail.md
@@ -1,4 +1,12 @@
-E-mail is quite important in WeKan, as without it you can't send password reset links nor can you verify your e-mail address. Here are some ways to figure out what is wrong with your mail server settings in WeKan.
+## Email servers
+
+Standalone Wekan uses SMTP server for sending email invitations etc.
+
+You can use [DavMail](https://github.com/wekan/wekan/issues/1265) for Exchange.
+
+## Troubleshooting
+
+E-mail is quite important in Wekan, as without it you can't send password reset links nor can you verify your e-mail address. Here are some ways to figure out what is wrong with your mail server settings in WeKan.
 
 ## Log Files
 Firstly, make sure you're logged into your server and following your log files.