diff --git a/files/sidebars/addonsidebar.yaml b/files/sidebars/addonsidebar.yaml
index b9182f4ed708258..83de2c4f1eea555 100644
--- a/files/sidebars/addonsidebar.yaml
+++ b/files/sidebars/addonsidebar.yaml
@@ -23,12 +23,14 @@ sidebar:
       - /Mozilla/Add-ons/WebExtensions/Internationalization
       - /Mozilla/Add-ons/WebExtensions/Content_Security_Policy
       - /Mozilla/Add-ons/WebExtensions/Native_messaging
+      - /Mozilla/Add-ons/WebExtensions/Native_manifests
+      - /Mozilla/Add-ons/WebExtensions/User_actions
       - /Mozilla/Add-ons/WebExtensions/Differences_between_API_implementations
       - /Mozilla/Add-ons/WebExtensions/Chrome_incompatibilities
-  - title: WebExtensions#User_Interface
+  - link: /Mozilla/Add-ons/WebExtensions/user_interface
+    title: WebExtensions#User_Interface
     details: closed
     children:
-      - /Mozilla/Add-ons/WebExtensions/user_interface
       - /Mozilla/Add-ons/WebExtensions/user_interface/Toolbar_button
       - /Mozilla/Add-ons/WebExtensions/user_interface/Page_actions
       - /Mozilla/Add-ons/WebExtensions/user_interface/Sidebars
@@ -38,6 +40,8 @@ sidebar:
       - /Mozilla/Add-ons/WebExtensions/user_interface/Notifications
       - /Mozilla/Add-ons/WebExtensions/user_interface/Omnibox
       - /Mozilla/Add-ons/WebExtensions/user_interface/devtools_panels
+      - /Mozilla/Add-ons/WebExtensions/user_interface/Browser_styles
+      - /Mozilla/Add-ons/WebExtensions/user_interface/Popups
   - title: WebExtensions#How_to
     details: closed
     children:
@@ -58,8 +62,10 @@ sidebar:
     title: WebExtensions#API
   - type: listSubPages
     path: /Mozilla/Add-ons/WebExtensions/manifest.json
+    link: /Mozilla/Add-ons/WebExtensions/manifest.json
     title: WebExtensions#manifest.json
     details: closed
+    code: true
   - title: extension_workshop
     details: closed
     children: