1. Choose your language.
2. Skip setting up with Android phone if prompted.
3. When it asks for your Wi-Fi connection, connect your Shield to Ethernet.
4. Once you're connected, the Shield will ask you to Sign-in with Google. Select Sign-in.
5. Select "Use your remote" and while its loading, quickly disconnect the Ethernet cable. It should then take you to back to the Wi-Fi connection screen.
6. Press the "back" button on your remote.
7. You can continue set-up.