1. Introduction
This manual provides detailed instructions for the setup, operation, maintenance, and troubleshooting of your Logitech Signature Slim MK955 Combo for Business | Copilot Edition. This combo includes a wireless keyboard and a wireless mouse, designed for enhanced productivity in a business environment.
The keyboard features a dedicated Copilot key for quick access to AI functionalities in Windows, low-profile laptop-style keys, and time-saving shortcuts. The mouse incorporates SmartWheel technology for versatile scrolling and quiet clicking. Both devices offer multi-device connectivity via Logi Bolt or Bluetooth, allowing seamless switching between up to three devices.

The Logitech Signature Slim MK955 Combo for Business, including the full-size wireless keyboard and ergonomic wireless mouse.
2. Setup
2.1 Battery Installation
The Logitech Signature Slim MK955 Combo is battery-powered. Ensure the included batteries are correctly installed in both the keyboard and mouse before initial use. The keyboard requires 1 AAA battery.
2.2 Connecting Your Devices
Your combo offers two primary connection methods: Logi Bolt USB receiver or Bluetooth.
2.2.1 Using the Logi Bolt USB Receiver
- Locate the Logi Bolt USB receiver, typically found within the mouse's battery compartment or product packaging.
- Plug the Logi Bolt USB receiver into an available USB port on your computer.
- Turn on both the keyboard and mouse using their respective power switches.
- The devices should automatically connect to your computer.

The Logi Bolt USB receiver, providing a secure and reliable wireless connection for the keyboard and mouse, shown inserted into a laptop.
2.2.2 Using Bluetooth
- Turn on the keyboard and mouse.
- Press and hold one of the Easy-Switch buttons (1, 2, or 3) on the keyboard or mouse for 3 seconds until the LED indicator starts blinking rapidly. This indicates pairing mode.
- On your computer, navigate to Bluetooth settings and select to add a new device.
- Select 'Logitech MK955 Keyboard' or 'Logitech MK955 Mouse' from the list of available devices.
- Follow any on-screen prompts to complete the pairing process.
2.3 Software Installation (Logi Options+)
For full customization of your keyboard and mouse, including remapping function keys and setting Smart Actions, download and install the Logi Options+ software from the official Logitech website. This software is compatible with Windows and macOS.
This official video from Logitech demonstrates the key features and benefits of the Signature Slim MK955 Combo, including the dedicated Copilot key, slim design, and quiet operation.
3. Operating Your Devices
3.1 Keyboard Features
- Dedicated Copilot Key: Press this key to instantly access Microsoft Copilot in Windows, streamlining your workflow with AI assistance.
- Laptop-Style Typing: Experience comfortable and quiet typing with low-profile keys designed to mimic a laptop keyboard.
- Time-Saving Shortcuts: Utilize pre-set shortcut keys on the F-row for increased efficiency. These can be customized via Logi Options+ software.
- Easy-Switch Buttons: Seamlessly switch between up to three connected devices (computers, tablets, etc.) by pressing the corresponding Easy-Switch button (1, 2, or 3).

A detailed view of the keyboard's dedicated Copilot key, highlighted with a blue glow, enabling quick access to AI features.

The slim profile of the keyboard, showcasing its comfortable, low-profile keys designed for a laptop-like typing experience.

A close-up view of the keyboard's Easy-Switch buttons (1, 2, 3), used to seamlessly switch connection between up to three paired devices.

A detailed view of the keyboard's function row, illustrating the pre-set shortcut keys designed to enhance efficiency.
3.2 Mouse Features
- SmartWheel Technology: The mouse's SmartWheel allows for precise line-by-line scrolling or super-fast scrolling with a flick, adapting to your needs.
- Quiet Clicking: Designed with Silent Touch technology, the mouse produces significantly less click noise, promoting a focused work environment.
- Customizable Buttons: Utilize the mouse's shortcut buttons and DPI switch for personalized control, configurable through Logi Options+ software.
- Easy-Switch Buttons: Similar to the keyboard, the mouse also features Easy-Switch buttons to quickly toggle between up to three paired devices.

A hand demonstrating the use of the mouse's SmartWheel technology, which allows for both precise line-by-line and super-fast scrolling.

An annotated image of the mouse, highlighting its SmartWheel technology, Silent Touch technology for quiet clicks, a DPI switch button, customizable shortcut buttons, and its ergonomic contoured shape.

An annotated image of the keyboard, pointing out key features such as adjustable tilt, time-saving shortcuts, Easy-Switch buttons for device switching, an LED indicator, low-profile keys, the Copilot key, and the integrated number pad.
4. Maintenance
4.1 Cleaning
- To clean the keyboard and mouse, use a soft, lint-free cloth.
- For stubborn dirt, slightly dampen the cloth with water or a mild, non-abrasive cleaner.
- Avoid using harsh chemicals, solvents, or abrasive materials, as these can damage the surfaces.
- Ensure devices are powered off before cleaning.
4.2 Battery Replacement
When the battery indicator light on your keyboard or mouse signals low power, replace the batteries promptly. The keyboard uses 1 AAA battery. Refer to the device's underside for battery compartment access.
5. Troubleshooting
5.1 Connectivity Issues
- No Connection: Ensure the devices are powered on and within range (up to 10 meters). For Logi Bolt, ensure the receiver is securely plugged in. For Bluetooth, ensure Bluetooth is enabled on your computer and the devices are paired.
- Interference: Move other wireless devices away from your keyboard and mouse to reduce potential interference.
- Re-pairing: If connection is lost, try re-pairing the devices using the instructions in Section 2.2.
5.2 Unresponsive Keys/Mouse
- Low Battery: Check battery levels and replace if necessary.
- Software Glitch: Restart your computer.
- Driver Issues: Ensure Logi Options+ software and device drivers are up to date.
6. Specifications
| Feature | Detail |
|---|---|
| Brand | Logitech |
| Model Number | 920-013271 |
| Operating System Compatibility | Windows 10, 11 or later |
| Item Weight | 2.42 pounds |
| Package Dimensions | 17.83 x 5.79 x 5.24 inches |
| Color | Black |
| Power Source | Battery Powered |
| Batteries | 1 AAA batteries required (included) |
| Connectivity Technology | Bluetooth, USB (Logi Bolt) |
| Special Feature | Lightweight, Portable |
| Compatible Devices | Laptop, Personal Computer |
7. Warranty and Support
7.1 Warranty Information
Logitech products are manufactured to high quality standards and are covered by a limited hardware warranty. Please refer to the warranty documentation included with your product or visit the official Logitech website for specific warranty terms and conditions applicable to the Signature Slim MK955 Combo.
7.2 Customer Support
For technical assistance, product inquiries, or further support, please visit the official Logitech support website. You can find FAQs, troubleshooting guides, and contact information for customer service there.





