Introduction
The Logitech MK950 Signature Slim is a wireless keyboard and mouse combination designed for efficient and quiet operation across multiple devices. This combo allows for seamless switching between up to three devices, offering customizable shortcuts and a comfortable typing and clicking experience. It connects wirelessly via Bluetooth or the included Logi Bolt USB receiver, providing long battery life for extended use.
Setup
Unboxing and Initial Setup
- Carefully remove the keyboard and mouse from their packaging.
- Ensure all components, including the Logi Bolt USB receiver and batteries, are present.
Battery Installation
The Logitech MK950 Signature Slim combo requires 2 AAA batteries for the keyboard and batteries for the mouse (included). The keyboard offers up to 36 months of battery life, and the mouse up to 24 months.
- Locate the battery compartments on the underside of the keyboard and mouse.
- Open the compartments and insert the AAA batteries, ensuring correct polarity (+/-).
- Close the battery compartments securely.
Connectivity
The MK950 Signature Slim combo offers two wireless connection methods: Bluetooth and Logi Bolt USB Receiver.
- Logi Bolt USB Receiver: Plug the Logi Bolt USB receiver into an available USB port on your computer. The keyboard and mouse should automatically connect.
- Bluetooth: Turn on the keyboard and mouse. Press and hold the Easy-Switch button (usually labeled 1, 2, or 3) on both devices until the LED indicator blinks rapidly. On your computer or device, go to Bluetooth settings and select the Logitech MK950 keyboard and mouse to pair.

The Logitech MK950 Signature Slim combo includes a full-size keyboard and a compact mouse, both in white. The keyboard features a standard QWERTY layout with a numeric keypad, function keys, and media controls. The mouse is ergonomically designed with a scroll wheel and side buttons.
Operating Instructions
Keyboard Functions
- Customizable Keys: Utilize the Logi Options+ App (available for Windows and macOS) to customize keys and shortcuts for enhanced productivity.
- Silent Typing: The keyboard is designed for quiet typing, minimizing noise in shared environments.
- Media Buttons: Dedicated media control keys allow for easy management of audio and video playback.
Mouse Functions
- SmartWheel: The mouse features a SmartWheel for precise line-by-line scrolling or fast, smooth scrolling through long documents and web pages.
- Noiseless Clicks: The mouse incorporates SilentTouch technology for significantly reduced click sounds, promoting a quieter workspace.
- Customizable Buttons: Buttons on the mouse can be customized via the Logi Options+ App for personalized shortcuts.
Multi-Device Switching
The MK950 Signature Slim combo allows you to connect and switch between up to three devices (e.g., laptop, tablet, smartphone) with a single tap. Use the Easy-Switch buttons on both the keyboard and mouse to seamlessly transition control between paired devices.
Maintenance
Cleaning
- To clean the keyboard and mouse, power them off and disconnect from your device.
- Use a soft, lint-free cloth lightly dampened with water or a mild cleaning solution.
- Avoid using abrasive cleaners, solvents, or spraying liquids directly onto the devices.
Battery Replacement
When the battery indicator light on your keyboard or mouse signals low power, it's time to replace the batteries. Refer to the "Battery Installation" section for instructions on how to replace the 2 AAA batteries in the keyboard and the batteries in the mouse.
Troubleshooting
- No Connection: Ensure the devices are powered on and batteries are correctly installed. If using the Logi Bolt receiver, try a different USB port. If using Bluetooth, ensure Bluetooth is enabled on your device and try re-pairing.
- Unresponsive Keys/Mouse: Check battery levels. If low, replace batteries. Ensure the devices are within range of your computer (up to 10 meters).
- Lag or Intermittent Connection: Move the receiver closer to the keyboard and mouse, or try to reduce interference from other wireless devices.
- Customization Issues: Ensure the Logi Options+ App is installed and up to date on your operating system (Windows or macOS).
Specifications
| Model Number | 920-012489 |
| Connectivity Technology | Bluetooth, Logi Bolt USB Receiver |
| Compatible Devices | Laptop, Personal Computer, Smartphone, Tablet (Windows, macOS, Chrome OS, Linux, iPadOS, iOS, Android) |
| Keyboard Battery Life | Up to 36 months (2 AAA batteries) |
| Mouse Battery Life | Up to 24 months |
| Special Features | Connect up to three devices, Customizable buttons, Noiseless Clicks, Shortcuts & Media Buttons, Smartwheel |
| Color | White US Layout |
| Item Weight | 2.46 pounds |
| Package Dimensions | 17.64 x 5.87 x 2.48 inches |
Warranty and Support
For detailed warranty information and support, please refer to the official Logitech website or the warranty card included with your product. You can typically find FAQs, software downloads (like Logi Options+), and contact information for customer service on the manufacturer's support pages.
Visit the Logitech Store for more information and product resources.





