# System Settings

## Restore Default Settings
When an unknown error occurs on the scanner, you can reset the scanner by restoring the default settings.

```{figure} ../../media/3E210016000..png
:align: center
:width: 300px

Restore Default Settings
```

## Get Firmware Version
```{figure} ../../media/3E210006000..png
:align: center
:width: 300px

Get Firmware Version
```

## Volume Settings
You can adjust the buzzer volume by scanning the following setting code according to the application environment and personal habits.

### Mute
```{figure} ../../media/3E210010100..png
:align: center
:width: 300px

Mute
```
### Low Volume
```{figure} ../../media/3E2100101010..png
:align: center
:width: 300px

Low Volume
```
  
### Medium Volume
```{figure} ../../media/3E2100101050..png
:align: center
:width: 300px

Medium Volume
```

### High Volume
```{figure} ../../media/3E21001010100..png
:align: center
:width: 300px

`*` High Volume
```