---
title: How to use the Control Bar in CommBox OS Experience on a Classic S5
description: At the base of the side- menu is control bar. This is the fastest and easiest way to change controls of the screen, such as volume and brightness.  Icon Notes Freeze Freeze allows you to freeze the co
---

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# How to use the Control Bar in CommBox OS Experience on a Classic S5

At the base of the side- menu is control bar. This is the fastest and easiest way to change controls of the screen, such as volume and brightness.

![](https://support.commbox.com.au/hs-fs/hubfs/image-png-Dec-06-2024-03-30-04-2727-AM.png?width=688&height=387&name=image-png-Dec-06-2024-03-30-04-2727-AM.png)

| Icon | Notes |
| --- | --- |
| Freeze | Freeze allows you to freeze the content on the screen from any connected device and enable you to continue using your device for other purposes while the students still see the content on the screen that you froze |
| Mute | Mute turns off all audio |
| Volume | Change the volume on the screen using the slider |
| Backlight | Change the brightness level using the sliders |
| Stand up | Move a connected CommBox stand (such as the CommBox Cadence) up (stand must support this feature) |
| Stand down | Move a connected CommBox stand down (stand must support this feature) |
| Device settings | Open the device settings app to control other aspects of the screen |

 

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