Chromecast with Google TV enables casting and smart home display features. This guide covers common issues.
Chromecast Won't Connect to WiFi
Setup problems:
- Google Home app: Use Google Home app on phone for setup
- Same network: Phone must be on same network during setup
- 5GHz support: Chromecast with Google TV supports both 2.4GHz and 5GHz
- Factory reset: Hold button on device until LED flashes
- Router reboot: Restart router if Chromecast can't find network
Casting Not Working
When casting fails from phone or computer:
- Same network: Casting device and Chromecast must be on same network
- Guest mode: Enable guest mode for casting without network connection
- Multicast: Router must allow multicast traffic (mDNS)
- VPN: Disable VPN on casting device
- Restart: Restart Chromecast and casting device
Remote Control Issues
Chromecast with Google TV remote:
- Pair remote: Hold Back + Home buttons until LED flashes
- Batteries: Replace AAA batteries if unresponsive
- IR for TV: Set up TV control during initial setup or in settings
- Google Home app: Use app as backup remote
Display and Audio Problems
Picture and sound issues:
- Resolution: Adjust display resolution in settings
- HDMI port: Try different HDMI port on TV
- Audio output: Check audio settings match your setup (TV, soundbar, etc.)
- CEC: Enable HDMI-CEC for automatic input switching
Smart Home Integration
Using Chromecast for smart home:
- Display dashboards: Cast Home Assistant dashboards
- Ambient mode: Show photos or smart home info when idle
- Google Assistant: Voice control built-in (with Google TV)
- Camera feeds: "Show me the front door" displays camera on TV
Home Assistant Integration
For HA users:
- Cast integration: Automatically discovered on network
- Media player: Appears as media player entity
- Dashboard casting: Can cast Lovelace dashboards
- TTS: Send text-to-speech announcements