From e7e7eee43faad67c0ef4de806806b93f8a11c21d Mon Sep 17 00:00:00 2001
From: Monviech <79600909+Monviech@users.noreply.github.com>
Date: Fri, 17 Oct 2025 14:25:45 +0200
Subject: [PATCH] installer: Add installation note for SD/MMC flash card
 storage DEC677 (#780)

* installer: Add installation note for SD/MMC flash card storage DEC677
---
 source/manual/install.rst | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/source/manual/install.rst b/source/manual/install.rst
index d503e582..f510a8aa 100644
--- a/source/manual/install.rst
+++ b/source/manual/install.rst
@@ -422,6 +422,11 @@ images. This can be useful for creating live backups for later recovery.
    The installer can also be started from an inside host using ssh.  Default ip
    address is ``192.168.1.1``
 
+.. Attention::
+   When installing an appliance with SD or MMC flash card storage, ensure you select the UFS filesystem
+   and choose ``mmcsd0`` in the Disk Selection. Do not choose ``da0`` as that is the USB drive.
+   As example, this is applicable to the DEC677 Desktop Security Appliance.
+
 The installation process involves the following steps:
 
 #. Keymap selection - The default configuration should be fine for most Occasions.