Home SOUND BARS Troubleshooting There is an audio delay with my TV and TCL Sound Bar Why are the audio and video out-of-sync when using the subwoofer There is an echo effect when sound bar and TV both on Why do I Lose my Wireless Connection when streaming from mobile devices I connected my sound bar to the TV via optical cable, but I don’t hear any sound Unable to adjust the TCL Sound Bar volume using the TV Remote Why does my soundbar turn off by itself? How can I stop my soundbar from turning off automatically There's an echo effect when using a Sound Bar How to Reset the TCL Alto 9+ Sound Bar Audio Delay with your TV and Alto 9+ Sound Bar Troubleshooting Connection or Pairing Issues with a TCL Sound Bar Troubleshooting Bluetooth Pairing Issues with a TCL Soundbar Troubleshooting No Audio when Connecting a TCL Sound Bar to a TV Via the ARC or (E)ARC Port. Troubleshooting Audio Problems with Your Sound Bar How to Fix Volume Leveling Issues on Your TCL Sound Bar How to Troubleshoot Remote Control Issues with Your TCL Sound Bar How to Troubleshoot the LED Display on Your TCL Sound Bar Popular topics