Turn off your router so Roku cannot access the internet. Make sure screen Mirroring is enabled from the Settings menu of your Roku TV: Press the Home icon on your Roku remote.
This process starts at the Roku factory as each system is individualized and uniquely keyed as a foundation for robust security. Additionally, make sure that your TV is turned on. To understand the architecture and monitor the traffic that your Smart TV is sending you will have to connect your computer with the Smart TV.
Roku firmware hack The steps below will guide you through how to find the hidden menus on your Roku device.