Hello @jhough,
Thanks for reaching out to the Roku Community.
We understand that you are having an issue connecting your Roku TV to your network. May we ask when did it start? Do you receive an error message or code? Does the Roku TV still able to detect the network?
If you are getting an error code or message, refer to this link for common Roku error codes and their recommended actions: How to connect your Roku device to the internet using Wi-Fi or Ethernet
Keep us posted on what you find out.
Regards,
Nimfa