diff --git a/README.md b/README.md
index 68f8cae..b832f45 100644
--- a/README.md
+++ b/README.md
@@ -36,6 +36,8 @@ Instruction for Extension assume Windows environment
 
 ### Sandbox
 
+Instruction for Sandbox assume Unix environment
+
  - After Clone
    - `cd shared`
      - `npm ci` - Install shared dependencies
@@ -59,6 +61,8 @@ Instruction for Extension assume Windows environment
 
 ### Shared
 
+Instruction for Shared assumes either Unix or Windows environment
+
  - After Clone
    - `cd shared`
      - `npm ci` - Install shared dependencies