K780 Multi-Device Keyboard
One keyboard. Complete functionality. For computer, phone, and tablet-PC.
Experience the K780 Multi-Device Keyboard
The K780 Multi-Device is a full-size computer keyboard that also works perfectly with smartphones and tablets. Enjoy a quiet and comfortable typing experience, and easily switch between typing on all your devices. Compatible with Windows, Mac, Chrome OS, Android, and iOS.
Enhance functionality on Mac OS and Windows by downloading Logitech Options software. This software optimizes the keyboard for your preferred operating system and allows you to customize the K780 to your needs.
Keyboard Overview
The K780 Multi-Device Keyboard features:
- 1. Easy-Switch keys ?️: Seamlessly switch between up to three devices.
- 2. Dual key layout: Keys are marked for multiple operating systems.
- 3. Built-in device holder ?: Securely holds your smartphone or tablet.
- 4. Battery cover and receiver storage ?: Houses the battery and the Unifying receiver when not in use.
Establishing Connection
The K780 Multi-Device Keyboard can connect to up to three devices via Bluetooth Smart or the pre-paired Unifying USB receiver.
Connect via Unifying Receiver
The K780 Multi-Device includes a pre-paired receiver for easy connection to your computer or laptop. To use the Unifying receiver, you will need:
- A USB port
- Unifying software
- Compatible OS: Windows 7, Windows 8, Windows 10 or later; Mac OS X 10.10 or later; Chrome OS
If you need to re-pair the included receiver or pair a different Unifying receiver, follow these steps:
How to Connect with Unifying
- Download the Unifying software from the Logitech website.
- Ensure the keyboard is turned on.
- Press and hold one of the white Easy-Switch keys ?️ for three seconds. (The LED indicator for the selected channel will blink rapidly).
- Configure the keyboard for your operating system:
- Mac OS: Press and hold Fn ? + O for three seconds. (The LED indicator for the selected channel will light up).
- Windows, Chrome, or Android: Press and hold Fn ? + P for three seconds. (The LED indicator for the selected channel will light up).
- Connect the Unifying receiver to your computer.
- Launch the Unifying software and follow the on-screen instructions.
Connect via Bluetooth Smart ?
The K780 Multi-Device Keyboard can connect to devices via Bluetooth Smart. Ensure your device is compatible with Bluetooth Smart and runs one of the following operating systems:
- Windows 8 or later
- Mac OS X 10.10 or later
- iOS 5 or later
- Android 5.0 or later
- Chrome OS
How to Connect with Bluetooth Smart
- Ensure the K780 Multi-Device Keyboard is turned on and Bluetooth is enabled on your computer, tablet, or phone.
- Press and hold one of the Easy-Switch keys ?️ for three seconds. (The LED indicator for the selected channel will blink rapidly).
- Open the Bluetooth settings on your device and pair with "Keyboard K780".
- Enter the passcode displayed on your screen and press Enter ⏎ or Return.
Advanced Features
The K780 Multi-Device offers a range of enhanced features and shortcuts to get even more out of your keyboard.
Shortcut Keys and Media Buttons
The following tables show the available shortcut and media keys for Windows, Mac OS X, Android, and iOS.
| Key | Windows 10 | Windows 7, Windows 8 | Android | iOS | Mac OS |
|---|---|---|---|---|---|
| F4 | Browser start page | Browser start page | Home | Home | Mission Control |
| F5 | Menu* | Menu* | Menu | View/hide virtual keyboard | Dashboard* |
| F6 | Back in browser ⬅️ | Back in browser ⬅️ | Back | Home | Back in browser ⬅️* |
| F7 | Previous track ⏮️ | Previous track ⏮️ | Previous track ⏮️ | Previous track ⏮️ | Previous track ⏮️ |
| F8 | Play/Pause ▶️⏸️ | Play/Pause ▶️⏸️ | Play/Pause ▶️⏸️ | Play/Pause ▶️⏸️ | Play/Pause ▶️⏸️ |
| F9 | Next track ⏭️ | Next track ⏭️ | Next track ⏭️ | Next track ⏭️ | Next track ⏭️ |
| F10 | Mute sound ? | Mute sound ? | Mute sound ? | Mute sound ? | Mute sound ? |
| F11 | Volume down ?⬇️ | Volume down ?⬇️ | Volume down ?⬇️ | Volume down ?⬇️ | Volume down ?⬇️ |
| F12 | Volume up ?⬆️ | Volume up ?⬆️ | Volume up ?⬆️ | Volume up ?⬆️ | Volume up ?⬆️ |
| F13 | Cortana search ? | Search ? | Search ? | Search ? | Search ? |
* Requires Logitech Options to be installed.
Function Key Shortcuts
Use a shortcut by holding down the Fn ? key while pressing the key assigned to an action. The following tables show special key combinations for different operating systems.
| Key Combination | Windows 10 | Windows 7, Windows 8 | Android | iOS | Mac OS |
|---|---|---|---|---|---|
| Fn ? + Insert ➕ | Insert | Insert | - | - | - |
| Fn ? + Del ?️ | Print screen ? | Print screen ? | Print screen ? | Switch language | Print screen ? |
| Fn ? + Esc ? | Lock screen ? | Lock screen ? | Lock screen ? | Lock screen ? | Lock screen ? |
| Fn ? + → | Home (when editing text) ? | Home (when editing text) ? | Home (when editing text) ? | Select text to the left of the cursor | Select text to the left of the cursor |
| Fn ? + ← | End (when editing text) ? | End (when editing text) ? | End (when editing text) ? | Select text to the right of the cursor | Select text to the right of the cursor |
| Fn ? + ↑ | Page Up ⬆️? | Page Up ⬆️? | Page Up ⬆️? | Increase brightness | Increase brightness |
| Fn ? + ↓ | Page Down ⬇️? | Page Down ⬇️? | Page Down ⬇️? | Decrease brightness | Decrease brightness |
* Requires Logitech Options to be installed.
Dual Key Layout
Unique keys with dual functions printed on them make the K780 keyboard compatible with multiple operating systems (e.g., Mac OS X, iOS, Windows, Chrome, and Android). Color-coding of keys and dividing lines indicates functions or symbols reserved for different operating systems.
Key Color Coding
- Grey markings indicate functions found on Apple devices with Mac OS X or iOS.
- White markings with grey circles indicate symbols reserved for use with Alt Gr on Windows computers.
Dual Key Names
Keyboard modifiers on both sides of the space bar show two types of markings separated by dividing lines. The marking above the line indicates the modifier sent to a Windows or Android device. The marking below the line indicates the modifier sent to an Apple computer, iPhone, or iPad. The keyboard automatically uses the modifiers belonging to the selected device.
Top: Windows and Android
Bottom: Mac OS X and iOS
How to Configure Your Keyboard
Configure the layout to match your operating system by pressing one of the following shortcuts and holding for three seconds.
| Select Operating System | Hold Key Combination for 3 Seconds |
|---|---|
| iOS | Fn ? + I |
| macOS | Fn ? + O |
| Windows | Fn ? + P |
The LED indicator for the selected channel will light up to confirm that the keyboard layout has been configured.
NOTE: If you are connecting devices via Bluetooth Smart, this step is unnecessary. The operating system detection function configures the layout automatically.
