diff --git a/user_guide_src/source/outgoing/view_cells.rst b/user_guide_src/source/outgoing/view_cells.rst
index f940bc99ea17..e01bdcd53343 100644
--- a/user_guide_src/source/outgoing/view_cells.rst
+++ b/user_guide_src/source/outgoing/view_cells.rst
@@ -101,6 +101,10 @@ Implementing the AlertMessage from above as a Controlled Cell would look like th
 
 .. literalinclude:: view_cells/010.php
 
+.. note:: If you use typed properties, you must set the initial values:
+
+    .. literalinclude:: view_cells/023.php
+
 .. _generating-cell-via-command:
 
 Generating Cell via Command
diff --git a/user_guide_src/source/outgoing/view_cells/023.php b/user_guide_src/source/outgoing/view_cells/023.php
new file mode 100644
index 000000000000..c892fcd683a7
--- /dev/null
+++ b/user_guide_src/source/outgoing/view_cells/023.php
@@ -0,0 +1,13 @@
+<?php
+
+// app/Cells/AlertMessageCell.php
+
+namespace App\Cells;
+
+use CodeIgniter\View\Cells\Cell;
+
+class AlertMessageCell extends Cell
+{
+    public string $type    = '';
+    public string $message = '';
+}