diff --git a/docs/site/Access-databases.md b/docs/site/Access-databases.md
deleted file mode 100644
index 400cc5e81c0b..000000000000
--- a/docs/site/Access-databases.md
+++ /dev/null
@@ -1,7 +0,0 @@
----
-lang: en
-title: 'Access Databases'
-keywords: LoopBack 4.0, LoopBack 4, Node.js, TypeScript, OpenAPI, Database
-sidebar: lb4_sidebar
-permalink: /doc/en/lb4/Access-databases.html
----
diff --git a/docs/site/Reference.md b/docs/site/Reference.md
deleted file mode 100644
index de5b12b028ec..000000000000
--- a/docs/site/Reference.md
+++ /dev/null
@@ -1,9 +0,0 @@
----
-lang: en
-title: 'Reference guides'
-keywords: LoopBack 4.0, LoopBack 4, Node.js, TypeScript, OpenAPI
-sidebar: lb4_sidebar
-permalink: /doc/en/lb4/Reference.html
----
-
-{% include list-children.html in=site.data.sidebars.lb4_sidebar %}
diff --git a/docs/site/Usage-scenarios.md b/docs/site/Usage-scenarios.md
deleted file mode 100644
index b1f3eb8a7f23..000000000000
--- a/docs/site/Usage-scenarios.md
+++ /dev/null
@@ -1,18 +0,0 @@
----
-lang: en
-title: 'Usage Scenarios'
-keywords: LoopBack 4.0, LoopBack 4, Node.js, TypeScript, OpenAPI
-sidebar: lb4_sidebar
-permalink: /doc/en/lb4/Usage-scenarios.html
----
-
-There are various usage scenario of using LoopBack, including accessing
-databases, integrating to other infrastructures and calling other services.
-
-- [create other forms of APIs](Create-other-forms-of-apis.md)
-- [access databases](Access-databases.md)
-- [call other services](Calling-other-APIs-and-Web-Services.md)
-- [integrate with infrastructures](Integrate-with-infrastructures.md)
-- [serve static files](Serving-static-files.md)
-- [upload and download files](File-upload-download.md)
-- [deploy to cloud](Deployment.md)
diff --git a/docs/site/sidebars/lb4_sidebar.yml b/docs/site/sidebars/lb4_sidebar.yml
index 8bf399645c2d..76c7c37abccc 100644
--- a/docs/site/sidebars/lb4_sidebar.yml
+++ b/docs/site/sidebars/lb4_sidebar.yml
@@ -178,7 +178,6 @@ children:
         output: 'web, pdf'
 
 - title: 'Usage Scenarios'
-  url: Usage-scenarios.html
   output: 'web, pdf'
   children:
 
@@ -191,7 +190,6 @@ children:
         output: 'web, pdf'
 
   - title: 'Access Databases'
-    url: Access-databases.html
     output: 'web, pdf'
     children:
 
@@ -551,7 +549,6 @@ children:
     output: 'web, pdf'
 
 - title: 'Reference guides'
-  url: Reference.html
   output: 'web, pdf'
   children: