diff --git a/FAQ.md b/FAQ.md
index 7f68ece..e4f553c 100644
--- a/FAQ.md
+++ b/FAQ.md
@@ -53,6 +53,19 @@ List all users:
 db.users.find()
 ```
 
+## Show mails with a Docker image, without mail configuration
+When you did **NOT** setup the `MAIL_URL` environment variable in Wekan, the mail message will be 'sent' to the terminal output instead of sending an actual e-mail. If you are using Docker images, then the terminal 
+
+```sh
+$ docker ps
+```
+Then attach to the process:
+```
+$ docker attach --sig-proxy=false <container_id>
+``
+With the `--sig-proxy=false` flag, you can close the attached shell again via **ctl + x** without exiting the Wekan process.
+
+Via the web-interface trigger a password reset and what the terminal output.
 
 ## How can I contribute to Wekan?
 We’re glad you’re interested in helping the Wekan project! We welcome bug reports, enhancement ideas, and pull requests, in our GitHub bug tracker. Have a look at the [Contributing][] notes for more information how you can help improve and enhance Wekan.