From 2864e60d7879a648e915d870c6a7bb3153ea5c19 Mon Sep 17 00:00:00 2001
From: log1-c <24474580+log1-c@users.noreply.github.com>
Date: Wed, 30 Oct 2024 11:25:54 +0100
Subject: [PATCH] Corrected kiosk mode config (#5281)

---
 doc/20-Advanced-Topics.md | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/doc/20-Advanced-Topics.md b/doc/20-Advanced-Topics.md
index 97e4a49f4..98c46cab9 100644
--- a/doc/20-Advanced-Topics.md
+++ b/doc/20-Advanced-Topics.md
@@ -425,6 +425,9 @@ If you want to show a specific Dashboard you can enforce this onto the kiosk use
 
 Replace Remote_Addr with the IP where the kiosk user is accessing the Web to restrict further usage from other IPs.
 
+Using the `REMOTE_USER` variable also requires adding an external backend to `authentication.ini`, as shown [here](05-Authentication.md#external-authentication-)
+
+
 ## Customizing the Landing Page <a id="landing-page"></a>
 
 The default landing page of `dashboard` can be customized using the environment variable `ICINGAWEB_LANDING_PAGE`.