How do I display the volume bar on the screen of Philips TV?

To display the volume bar on the screen, do the following.

1. Press the ‘MENU' button on the remote control to access the main menu.
2. Press the cursor down to select INSTALLATION and press the cursor right.
3. Press the cursor down to select PREFERENCES and press the cursor right.
4. Press the cursor down to select VOLUME BAR and press the cursor right.
5. Select ON and press the 'OK' button to confirm.
6. Press the 'BACK' button to exit the menu.