diff --git a/docs/user_manual/print_composer/composer_items/composer_items_options.rst b/docs/user_manual/print_composer/composer_items/composer_items_options.rst
index 6ba6730793c..b42d885303f 100644
--- a/docs/user_manual/print_composer/composer_items/composer_items_options.rst
+++ b/docs/user_manual/print_composer/composer_items/composer_items_options.rst
@@ -280,6 +280,11 @@ QGIS allows advanced rendering for layout items just like vector and raster laye
 * |checkbox| :guilabel:`Exclude item from exports`: Combined with data-defined expressions,
   you can decide to make an item invisible in some exports.
   After activating this checkbox, the item will not be included in export to PDF, print etc..
+* :guilabel:`Geospatial PDF group`: When set, a matching layer tree group will be created
+  in the exported Geospatial PDF and the item will only be visible when this group is checked.
+  This allows content to be selectively displayed as a group by viewers of the Geospatial PDF.
+  E.g., it can allow extra layout content such as descriptive labels or legends to only be shown
+  when layers from the group are visible, making the file export much more flexible.
 
 Variables
 .........
diff --git a/docs/user_manual/print_composer/composer_items/img/rendering_mode.png b/docs/user_manual/print_composer/composer_items/img/rendering_mode.png
index 2fa1ce1c580..0ea89d9c6cd 100644
Binary files a/docs/user_manual/print_composer/composer_items/img/rendering_mode.png and b/docs/user_manual/print_composer/composer_items/img/rendering_mode.png differ
diff --git a/docs/user_manual/print_composer/create_output.rst b/docs/user_manual/print_composer/create_output.rst
index 5b573bc8bed..e1bef83d10b 100644
--- a/docs/user_manual/print_composer/create_output.rst
+++ b/docs/user_manual/print_composer/create_output.rst
@@ -284,6 +284,9 @@ To export a layout as PDF:
    * :guilabel:`Include vector feature information` (choose the layers and
      group them into logical PDF groups).
 
+     .. When expanding on the Geospatial PDF description,
+      mention also the "Geospatial PDF group" property of layout items?
+
 .. note:: Exporting a print layout to formats that supports georeferencing
    (e.g. ``PDF`` and ``TIFF``) creates a georeferenced output by default.