Logitech® Wireless Touch Keyboard K400

Getting Started

The Logitech K400 Wireless Touch Keyboard is designed for seamless control of your computer or TV. It features an integrated touchpad for easy navigation.

Setup Instructions

1. Connect the Unifying Receiver: Locate the small USB Unifying receiver. Insert it into an available USB port on your computer or smart TV.
2. Insert Batteries: Open the battery compartment on the keyboard. Insert the two AA batteries (included), ensuring correct polarity.
3. Power On: Slide the power switch on the keyboard to the 'ON' position. The keyboard should automatically connect to the Unifying receiver.

Touchpad Gestures

The integrated touchpad allows for intuitive navigation and control.

Point and Scroll

• Point: Slide one finger anywhere on the touchpad to move the screen pointer.
• Scroll: Use two fingers, sliding them up or down, or left or right, to scroll through content.

Left and Right Click

• Left Click: Press the touchpad surface for a left mouse click.
• Right Click: Press the touchpad surface for a right mouse click.
• Tap-to-Click: You can also tap the touchpad surface to perform a click. To disable or re-enable tap-to-click, press the Fn key simultaneously with the left mouse button.

Tips for a Personalized Experience

To customize your touchpad experience, including pointer speed, scrolling, and tap-to-click settings, download and install the software from www.logitech.com/support/K400.

Keyboard Features and Hotkeys

The K400 keyboard includes several hotkeys for quick access to common functions:

• Left Mouse Click: Dedicated button for left-click functionality.
• Mute: Mute audio output.
• Volume Down: Decrease audio volume.
• Volume Up: Increase audio volume.
• Internet Home: Open your default web browser's home page.

The keyboard also features a dedicated Battery Compartment and a convenient Nano Receiver Storage slot to keep your Unifying receiver secure when not in use.

Logitech Unifying Receiver

The Logitech Unifying receiver allows you to connect up to six compatible Logitech wireless devices to one tiny USB receiver.

What is Unifying?

The Unifying receiver is a small USB receiver that stays in your laptop or computer, allowing you to connect multiple compatible Logitech wireless devices (like keyboards and mice) without needing multiple USB receivers.

How to Connect Your Device

1. Plug the Unifying receiver into a USB port on your computer.
2. Turn on your Logitech K400 keyboard. It should connect automatically.

How to Add Another Device to Your Unifying Receiver

1. Download the Logitech Unifying software from www.logitech.com/support/K400.
2. Launch the Unifying software and follow the on-screen instructions to pair your new device.

How to Reconnect Your Device

If your keyboard loses connection or you need to reconnect it to a Unifying receiver:

1. Ensure the Unifying receiver is plugged into a USB port.
2. Turn the keyboard off and then on again.
3. If the connection is not re-established, use the Logitech Unifying software to manually pair the device.

Troubleshooting

• No connection: Ensure the keyboard is turned on and the Unifying receiver is securely plugged into a working USB port. Try a different USB port.
• Low battery: Replace the batteries in the keyboard.
• Interference: Move the keyboard closer to the receiver or away from other wireless devices that might cause interference.
• Software issues: Download and run the Logitech Unifying software to diagnose and resolve connection problems.

Support Information

For further assistance, visit the Logitech support website at www.logitech.com/support/K400. You can find FAQs, troubleshooting guides, and software downloads specific to your K400 Wireless Touch Keyboard.