## Pointing Devices

Various **pointing devices** may be used to control **ECDIS**: mouse, trackball, touchpad, keyboard, touch screen, and on-screen keyboard.

Hereinafter, pointing devices such as **mouse**, **trackball**, and **touchpad** will be referred to as **mouse**.

If the device running **ECDIS** is equipped with a **touch screen**, it may also be used for control.

### Touch screen configuration

When using a touch screen, it is recommended to enable the corresponding mode:

{{ menu }} → {{ settings }} → Interface → Touch Screen

```{tip}
When using a touch screen, it is recommended to:
- enable Touch Screen mode to increase the size of **ECDIS** graphical interface elements.
- enable the **on-screen keyboard** for entering text or numbers in the corresponding fields.
```

### Types of pointing devices

Supported input devices:

- **Mouse** — primary pointing device for control
- **Trackball** — alternative to the mouse
- **Touchpad** — touch-sensitive control panel
- **Keyboard** — for text input and hotkeys
- **Touch screen** — direct control by touch
- **On-screen keyboard** — virtual keyboard on the screen
