Follow these Blow steps to nake successfully androidtv.com/setup:

1. When your Android TV has finished playing, press the "Skip" button on your remote.
2. Did you connect your Android phone to your television?"
3. Make sure you're connected to the internet via Wi-Fi or an ethernet cable. You may, however, have to wait for system updates.
4. After any updates have been downloaded and installed, select "Sign in."
5. Sign in to your Google Account with your Android TV's remote control.
To finish the setup, simply follow the on-screen prompts.
More information about android.com/setup here: https://webslosh.com/androidtv-com-setup/