diff --git a/web_advanced_search/README.rst b/web_advanced_search/README.rst
index a0ac2b718..3d9a273e6 100644
--- a/web_advanced_search/README.rst
+++ b/web_advanced_search/README.rst
@@ -58,6 +58,9 @@ advanced search in the selection search window. You can do
 this indefinetely, so it is possible to search for moves belonging
 to a journal which has a user who is member of a certain group etc.
 
+Note also the domain dialog offers an editable preview in debug mode:
+  .. image:: https://raw.githubusercontent.com/OCA/web/12.0/web_advanced_search/static/img/debug_mode.png
+
 Known issues / Roadmap
 ======================
 
diff --git a/web_advanced_search/readme/USAGE.rst b/web_advanced_search/readme/USAGE.rst
index 9e1ac6d3f..07a69f433 100644
--- a/web_advanced_search/readme/USAGE.rst
+++ b/web_advanced_search/readme/USAGE.rst
@@ -20,3 +20,6 @@ Note that you can stack searching for properties: Simply add another
 advanced search in the selection search window. You can do
 this indefinetely, so it is possible to search for moves belonging
 to a journal which has a user who is member of a certain group etc.
+
+Note also the domain dialog offers an editable preview in debug mode:
+  .. image:: ../static/img/debug_mode.png
diff --git a/web_advanced_search/static/description/index.html b/web_advanced_search/static/description/index.html
index e3b2e7903..9a6915163 100644
--- a/web_advanced_search/static/description/index.html
+++ b/web_advanced_search/static/description/index.html
@@ -413,6 +413,11 @@ with a credit limit higher than X):</p>
 advanced search in the selection search window. You can do
 this indefinetely, so it is possible to search for moves belonging
 to a journal which has a user who is member of a certain group etc.</p>
+<dl class="docutils">
+<dt>Note also the domain dialog offers an editable preview in debug mode:</dt>
+<dd><img alt="https://raw.githubusercontent.com/OCA/web/12.0/web_advanced_search/static/img/debug_mode.png" class="first last" src="https://raw.githubusercontent.com/OCA/web/12.0/web_advanced_search/static/img/debug_mode.png" />
+</dd>
+</dl>
 </div>
 <div class="section" id="known-issues-roadmap">
 <h1><a class="toc-backref" href="#id5">Known issues / Roadmap</a></h1>
diff --git a/web_advanced_search/static/img/debug_mode.png b/web_advanced_search/static/img/debug_mode.png
new file mode 100644
index 000000000..e9a4b46ff
Binary files /dev/null and b/web_advanced_search/static/img/debug_mode.png differ
diff --git a/web_advanced_search/static/src/js/web_advanced_search.js b/web_advanced_search/static/src/js/web_advanced_search.js
index 00a488fbd..2eb928330 100644
--- a/web_advanced_search/static/src/js/web_advanced_search.js
+++ b/web_advanced_search/static/src/js/web_advanced_search.js
@@ -16,6 +16,7 @@ odoo.define("web_advanced_search", function (require) {
     var SearchView = require("web.SearchView");
     var Widget = require("web.Widget");
     var Char = core.search_filters_registry.get("char");
+    var config = require("web.config");
 
     var _lt = core._lt;
 
@@ -105,7 +106,7 @@ odoo.define("web_advanced_search", function (require) {
                 this.dataset.model,
                 "[]",
                 {
-                    debugMode: core.debug,
+                    debugMode: config.debug,
                     readonly: false,
                 }
             );