- Make sure the coaxial cable securely connected to the back of the TV is attached to the wall plate.
- Adjust the settings on the TV like brightness, contrast, and color.
- Switch HDMI cables to ensure the cable is working correctly.
- Check the signal cable and connections to make sure they’re up to date and secure.
- Confirm that all other connected devices are in good working order.
- Run a connectivity test to make sure there’s no issue with the in-home wireless network.
- Try resetting the TV.