To reveal the control button, first, carefully remove the front cover of the Sound Bar.

Use the plastic iFixit opening tool to lift up the front surface. Insert the tool between the cover and the body to open it.

The front cover is bendable. Remove it carefully with plastic tool to keep its shape and structure.

After the cover is fully removed, it will be able to see the interior speaker.

Remove all screws from the front surface. all screws are approximately 1.50 centimeters.