diff --git a/Installation.md b/Installation.md
index f7c216e..db4a5c2 100644
--- a/Installation.md
+++ b/Installation.md
@@ -35,4 +35,6 @@ Your photos are protected by a username and password you need to set:
 	$user = Your username for Lychee
 	$password = Your password for Lychee
 
-After the configuration, navigate your browser to the place where Lychee is located. Everything should work now.
\ No newline at end of file
+After the configuration, navigate your browser to the place where Lychee is located. Everything should work now.
+
+If Lychee is not working properly, try to open `php/check.php`. This file will take a look at your configuration and displays all errors it can find. Everything should work if you can see the message "Lychee is ready!".
\ No newline at end of file