: Connect a device to the ONT and navigate to https://192.168.225.1 in your browser.
Log in with your credentials. If you haven't changed them, the defaults are often admin / admin Navigate to System Settings Management Firmware Update Check your current Software Version aot-4221sr firmware update
Step 4: The Reboot PhaseThe device will typically reboot automatically. Do not refresh your browser or disconnect cables during this window. It may take 5–10 minutes for the internal circuitry to reconfigure. : Connect a device to the ONT and navigate to https://192
Because flashing incorrect firmware can render a power device unusable (a "brick"), it is critical to identify the exact manufacturer before proceeding. Below is a comprehensive guide for updating the firmware on a standard Rack-Mount ATS/PDU. aot-4221sr firmware update