From 39d37b2df7a55efabaa2dc747a00d7a83769405b Mon Sep 17 00:00:00 2001
From: "S.S-20220219" <100015828+suzusou@users.noreply.github.com>
Date: Wed, 22 Mar 2023 11:33:10 +0900
Subject: [PATCH] Add Comment

Add Comment
---
 README.md | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/README.md b/README.md
index 1d7556f..cf9670f 100644
--- a/README.md
+++ b/README.md
@@ -6,7 +6,14 @@
 
 I designed the `header and footer` in React.
 
-## If you want to clone source code from github 
+## If you want to clone source code from github  
+#### If you have installed the yarn command, you may skip this step.  
+If you have not yet installed `node.js`, click here.  →　https://nodejs.org/en/download  
+If you have not yet installed the `yarn command`, please execute this command.  
+```
+npm install -g yarn
+```
+#### From this point on, this is essential work.
 First, go to `any directory`.  
 Next, clone the source code. (Execute the following command)  
 ```