> ## Documentation Index
> Fetch the complete documentation index at: https://installerguides.lunarenergy.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Commissioning the System

<Steps>
  <Step title="Download Installer App">
    Download the **Lunar Installer App** from your device's app store.

    <a href="https://apps.apple.com/us/app/lunar-installer/id6670309375">
      <img src="https://mintcdn.com/lunarenergy/H7D9yAHVhY12Cksz/images/applestore.png?fit=max&auto=format&n=H7D9yAHVhY12Cksz&q=85&s=5ecad2cc1abbbca2c34ffa30a930fbad" width="150" data-path="images/applestore.png" />
    </a>

    <a href="https://play.google.com/store/apps/details?id=com.lunarenergy.app.installer.prod&hl=en_US">
      <img src="https://mintcdn.com/lunarenergy/ur4SEtH7YEWeM2cq/images/googlestore.png?fit=max&auto=format&n=ur4SEtH7YEWeM2cq&q=85&s=4e382c907340dacd8e4191627b3b1f6d" width="150" data-path="images/googlestore.png" />
    </a>
  </Step>

  <Step title="Begin commissioning">
    Follow app instructions to begin the commissioning process.
  </Step>

  <Step title="Connect to system">
    Connect via Inverter QR code to pair with the system.
    Refer to the [Installer App Commissioning Guide](https://documents.lunarenergy.com/lunar-installer-app-commissioning-guide) for more info.

    <img src="https://mintcdn.com/lunarenergy/9SpEOi1RhVKSku07/images/scan-inverter-qr.png?fit=max&auto=format&n=9SpEOi1RhVKSku07&q=85&s=7b70719819b3e38b544c5cac51527cba" width="400" data-path="images/scan-inverter-qr.png" />
  </Step>
</Steps>