1. Introduction
This manual provides detailed instructions for setting up, operating, maintaining, and troubleshooting your Logitech MX Master 2S Wireless Mouse. Please read this guide thoroughly to ensure optimal performance and longevity of your device.
2. Package Contents
- Logitech MX Master 2S Wireless Mouse
- Micro-USB charging cable
- User documentation
Note: Some packages may not include the Logitech Unifying Receiver. If you intend to use the mouse with a Unifying Receiver and it is not included, it can be purchased separately. Ensure it is a Logitech Unifying Receiver with the orange star logo.
3. Mouse Overview

Figure 1: Logitech MX Master 2S Mouse
3.1 Mouse Components
- Speed-adaptive scroll wheel
- Manual shift button (for scroll wheel mode)
- Gesture button
- Micro-USB port (for charging)
- On/Off switch
- Darkfield high precision sensor (on bottom)
- Easy-Switch & Connect button (on bottom)
- Battery status LED indicator
- Thumb wheel
- Back/Forward buttons

Figure 2: Key Buttons on MX Master 2S

Figure 3: Underside of MX Master 2S with Power Switch and Easy-Switch Buttons
4. Setup
4.1 Charging the Mouse
Before first use, it is recommended to fully charge your MX Master 2S mouse. Connect the micro-USB end of the charging cable to the mouse's port (4) and the USB-A end to a USB power source (e.g., computer, USB wall adapter). The battery status LEDs (8) will indicate charging status.
4.2 Turning On the Mouse
Slide the On/Off switch (5) on the bottom of the mouse to the 'ON' position.
4.3 Connecting to Your Device
The MX Master 2S can connect via Bluetooth or a Logitech Unifying Receiver.

Figure 4: Setup Instructions on Mouse Underside
4.3.1 Bluetooth Connection
- Turn on your mouse.
- Press and hold the Easy-Switch & Connect button (7) on the bottom of the mouse for 3 seconds. The LED for the selected channel (1, 2, or 3) will start blinking rapidly, indicating it's in pairing mode.
- On your computer or device, open Bluetooth settings and search for new devices.
- Select