diff --git a/README.md b/README.md
index 655fd1c..b955622 100644
--- a/README.md
+++ b/README.md
@@ -10,16 +10,24 @@ Flow:
 5. New account is created and is logged in automatically
 
 # Requirements
-1. ownCloud/Nextcloud 9.1.0.7+
-2. Backend database is MariaDB/MySQL
+1. ownCloud 9.1.0.7+
+2. Nextcloud 9+
+3. Backend database is MariaDB/MySQL
 
 # Install
-1. Place this app in **owncloud/apps/**
-2. Enable "Registration" in /settings/apps
-3. Log out, and you should see "Register" under "Other login methods"
+1. Place this app in `owncloud/apps/` or `nextcloud/apps`
+2. Enable "Registration" in */settings/apps* (Upper left dropdown -> plus sign -> "Disabled")
+3. Make sure you have correctly set up your mail server according to the [documentation](https://docs.nextcloud.com/server/11/admin_manual/configuration_server/email_configuration.html)
+4. Log out, and you should see "Register" under "Other login methods"
 
 # Features
 
 - Admin can specify which group the newly created users belong
 - Admin can limit the email domains allowed to register
 - Admin will be notified by email for new user creation
+
+# FAQ
+
+**Q: A problem occurred sending email, please contact your administrator.**
+
+A: your Nextcloud mail configurations or your mail server is incorrectly configured, please refer to the [Nextcloud documentation](https://docs.nextcloud.com/server/11/admin_manual/configuration_server/email_configuration.html).