How to Install Node-RED on Windows 11

Node-RED is an open-source programming tool that allows users to create powerful applications for the Internet of Things (IoT) using a visual programming interface. This tutorial will guide you through the steps to install Node-RED on Windows 11.

Prerequisites

Before we begin, ensure that your Windows 11 computer meets the following requirements:

• A working internet connection
• At least 4 GB of RAM
• At least 1 GHz processor
• Admin privileges to install software

Step 1: Install Node.js

Node-RED requires Node.js to be installed on your system. Here are the steps to install Node.js:

1. Go to the Node.js website at https://nodejs.org/en/download/ and click on the Windows Installer button.
2. Accept the terms and conditions and click on the Latest Features button to download the latest version.
3. Once the download has finished, run the installer.
4. Follow the installer's prompts to complete the installation process.

Step 2: Install Node-RED

Once Node.js is installed on your system, you can proceed with the Node-RED installation process:

1. Open your Command Prompt or PowerShell window by pressing "Windows key + X" and select "Windows PowerShell (Admin)".
2. Type the following command into the terminal to install Node-RED:

npm install -g --unsafe-perm node-red

3. Wait for the installation process to complete. This may take a few minutes.
4. Once the installation is complete, start Node-RED by typing the following command into the terminal:

node-red

5. Open your web browser and go to http://localhost:1880/ to access the Node-RED interface.

Conclusion

Congratulations! You have successfully installed Node-RED on your Windows 11 computer. Now, you can start developing powerful applications for the IoT using the visual interface that Node-RED provides.

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