There are several possible reasons why the sound on your TV might be broken. Here are a few common issues to consider:

  1. Muted sound: This is perhaps the most common reason for lack of sound on a TV. Check to see if the sound on your TV has been muted, either from the TV itself or the remote control.
  2. Audio settings: Another possibility is that the audio settings on the TV have been changed, either accidentally or intentionally. Check the TV’s audio settings to make sure they are configured properly.
  3. Loose connections: If the audio cables or other connections between the TV and external speakers or audio equipment are loose or damaged, this can cause problems with sound output.
  4. Damaged speakers: If the TV’s built-in speakers are damaged or faulty, this can cause problems with sound output.
  5. Software or firmware issues: Sometimes, issues with sound on a TV can be caused by software or firmware problems. In this case, updating the TV’s software or firmware may be necessary to fix the issue.
  6. Hardware issues: In rare cases, sound issues on a TV may be caused by hardware problems. This can include issues with the audio amplifier, audio processing circuits, or other components.
  7. Headphones inserted into headphone jack or tethered via bluetooth.

If you’re unsure of the cause of the sound issue on your TV, it may be helpful to consult the TV’s user manual or contact the manufacturer’s customer support for assistance.