The Logitech K780 Multi-Device Keyboard User Manual provides setup, connection, and key function instructions for Windows, Mac, Android, iOS, and Chrome OS.
The K780 is a multi‑device keyboard that works with computers, smartphones, and tablets. It lets you switch easily between up to three paired devices and offers a quiet, comfortable typing experience across Windows, Mac, Chrome OS, Android, and iOS.
The manual explains how to connect via the pre‑paired Unifying™ receiver or Bluetooth Smart, how to use the Easy‑Switch keys, and how to customize the keyboard with Logitech Options software. It also lists the available hotkeys and media controls for each supported operating system. This manual is written in Chinese.
| Supported operating systems | Windows, Mac, Chrome OS, Android, iOS |
|---|---|
| Maximum simultaneous connections | 3 devices |
| Connection options | Bluetooth Smart or Unifying™ USB receiver |
It can connect to up to three devices simultaneously using either Bluetooth Smart or the Unifying™ receiver.
Press and hold one of the Easy‑Switch keys for three seconds; the LED will flash to indicate the selected channel.
Download and install the Logitech Options software to customize settings for Windows or macOS.