claude-code-best-practice/tutorial/day0/windows.md

Windows Setup

Back to Day 0

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Node.js

• Go to nodejs.org
• Click the "Download Node.js (LTS)" button — this downloads the .msi installer
• Run the .msi file and click Next through the wizard
• Accept the defaults, click Install, wait for it to finish

Verify Node.js

• Open a new terminal (PowerShell or Windows Terminal) and run:

  node --version
  npm --version
  

Claude Code

• npm install -g @anthropic-ai/claude-code
  

• If you get a permission error, run your terminal as Administrator (right-click > Run as administrator)

Verify

• claude --version
  

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Now head back to README.md for authentication setup.