What to do if the sound output port on the Xiaomi TV A Pro 55 2025 does not work?

If the sound output port on the Xiaomi TV A Pro 55 2025 does not work, you can refer to the following methods for troubleshooting:
1. Make sure your audio device is properly connected to the TV's audio output port. Check for loose or damaged cables;
2. In the settings menu, find the audio output settings and make sure the correct output port is selected;
3. Try restarting the TV and the connected audio device, which can solve some temporary problems;
4. Make sure the TV's system software is up to date;
5. Confirm that the volume is set correctly and the TV or audio device is not muted;
6. If possible, try using another audio device to determine if the problem is with the TV's output port;
7. You can try performing a factory reset on your TV. Be aware that this will erase all your settings and data, so make sure to back up any important data before proceeding.
If all the above methods are not effective, please contact the after-sales service center for assistance.