For secure and official firmware updates, you should always use Ubiquiti's official download portal Official Methods to Upgrade Ubiquiti Firmware Automatic Update (Recommended) Log in to your UniFi Site Manager or local controller. Navigate to Settings > Control Plane > Updates

This technical brief details how to securely download, verify, and flash firmware onto UBNT devices, covering UniFi, airMAX, and EdgeMAX hardware ecosystems. Core Prerequisites Before Upgrading