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+# Setting up and running on Win11
+
+## Setup
+- Download and run Nodejs installer 'node-v22.14.0-x64.msi' from https://nodejs.org/en/download
+
+## CMD (not powershell) 
+- 'node --version' returns 'v22.14.0`
+- 'npm --version' returns '10.9.2'
+
+### In repository root
+- 'npm install' successfully installs package
+- 'npm start' run the CLI tool
+
+### Using CLI tool
+- After installing Codex: Restart of terminal was required.
+- Attempt to start Codex failed: command for firewall modification failed.
+- Disabled firewall commands and tried again: tool reports Codex is running and to open a new terminal to interact with it. Then (with no action) the tool stops. (No Codex process is running.)