To address the issue of Newsmax shutting down and the persistent Spanish overdub, follow these steps:

1. Check Service Status: Confirm the current status of Newsmax services. Sometimes, channels may encounter brief outages due to maintenance or technical issues. You can check social media or Newsmax's official website for updates regarding service interruptions.

2. Reboot Your Device: Restart your device, whether it's a streaming box (like Roku) or a smart TV. This simple action can often resolve temporary glitches that affect channel performance.

3. Adjust Audio Settings: Since some users report issues with Newsmax defaulting to Spanish audio despite settings indicating otherwise, recheck your audio settings. Navigate to the audio or language settings of the device or the Newsmax app, and ensure it is set to English.

4. Reinstall the Channel: If the issue persists, uninstall the Newsmax channel or app from your device and then reinstall it. This can help reset any faulty configurations that may cause the audio to default to Spanish.

5. Investigate with the Community: For ongoing issues, check community forums like Roku’s support page, where users discuss similar problems with channels defaulting to Spanish audio. You can find useful fixes and common solutions shared by other users, such as instructions for changing settings or troubleshooting connectivity issues - learn more.

6. Contact Customer Support: If all else fails, reach out to Newsmax's customer service for assistance. Provide them with detailed information about your issue, including the device you are using and the specific problems like the unwanted Spanish overdub.

7. Monitor Updates: Keep an eye on potential updates or announcements from Newsmax regarding service changes or technical issues, which may provide solutions or workarounds for your problems.

By following these steps, you should be able to address the issues with Newsmax shutting down and the persistent Spanish audio overdub.