Arris-tv-box-remote-app «PREMIUM — Workflow»

or similar smart home bridge, you can use their dedicated apps to control any Arris box via Wi-Fi-to-IR conversion. Quick Troubleshooting for Arris Remotes

: For newer boxes, hold the SETUP button until the light blinks, then press the CABLE button and hold OK until the box responds. arris-tv-box-remote-app

Use your phone as the remote for your Android TV - Google Help or similar smart home bridge, you can use