Introduction
The Logitech MX Anywhere 3S is a compact wireless mouse designed for precision and control across various surfaces, including glass. It features an 8K DPI sensor for accurate tracking and Quiet Clicks for a focused work environment. This manual provides essential information for setting up, operating, and maintaining your MX Anywhere 3S mouse.

Figure 1: Logitech MX Anywhere 3S Compact Wireless Mouse (Graphite)
Key Features
- 8K DPI Any-Surface Tracking: Work on virtually any surface, including glass (minimum 4 mm thickness), with enhanced precision.
- Quiet Clicks: Experience the same satisfying click feel with significantly reduced noise for a more focused environment.
- MagSpeed Electromagnetic Scrolling: Scroll up to 1,000 lines per second with Logitech's fastest and most precise scroll wheel.
- Multi-Device, Multi-OS Connectivity: Connect to up to 3 devices via Bluetooth Low Energy. Compatible with Windows, macOS, Linux, Chrome OS, iPadOS, and Android operating systems.
- USB-C Quick Charging: Enjoy up to 70 days of battery life on a full charge, with a 1-minute quick charge providing 3 hours of use.
- Customizable Buttons: Six programmable buttons (Left/Right-click, Back/Forward, Wheel Mode-Shift, Middle click) for optimized workflow.
- Sustainable Design: Plastic parts include certified post-consumer recycled plastic (78% for Graphite model).

Figure 2: The MX Anywhere 3S mouse offers 8K DPI tracking on various surfaces, including glass.

Figure 3: Experience quiet clicks for a more focused work environment.

Figure 4: MagSpeed scrolling allows for rapid navigation through documents.
Setup
Setting up your Logitech MX Anywhere 3S mouse is a straightforward process. You can connect it via Bluetooth or using a Logi Bolt USB receiver (not included).
Bluetooth Connection:
- Ensure the mouse is turned on using the switch on the bottom. The LED indicator (1, 2, or 3) should be blinking. If not, press and hold the Easy-Switch button for 3 seconds.
- On your computer or device, enable Bluetooth and search for available devices.
- Select "MX Anywhere 3S" from the list of devices to pair.
- Install the Logi Options+ app (available for Windows and macOS) to unlock the full potential and customization options of your mouse.
Logi Bolt USB Receiver Connection (Receiver not included):
- Plug the Logi Bolt USB receiver into an available USB port on your computer.
- Ensure the mouse is turned on. The mouse should automatically connect to the receiver.
- Install the Logi Options+ app (available for Windows and macOS) for advanced customization.

Figure 5: Visual guide for setting up your MX Anywhere 3S mouse.
Operating Instructions
Scrolling Modes:
The MX Anywhere 3S features two distinct scrolling modes:
- Tactile/Ratcheted Mode: Provides precise, line-by-line scrolling with tactile feedback. Ideal for detailed work.
- Free-Spin/Hyper-Fast Mode: Allows for extremely fast and smooth scrolling, perfect for navigating long documents or web pages.
You can switch between these modes using the dedicated mode-shift button located near the scroll wheel. The mouse can also intelligently switch modes based on the speed of your scroll.
Multi-Device Control (Easy-Switch):
The Easy-Switch button on the bottom of the mouse allows you to seamlessly switch between up to three paired devices. Simply press the button to cycle through the connected devices (indicated by the LED lights 1, 2, or 3).

Figure 6: Connect and transfer files between up to 3 devices with Easy-Switch.
Charging and Battery Life
The Logitech MX Anywhere 3S is equipped with a rechargeable Li-Po (500 mAh) battery, offering impressive longevity and quick charging capabilities.
- Full Charge: Provides up to 70 days of use.
- Quick Charge: A mere 1-minute quick charge delivers up to 3 hours of use.
- Charging Port: The mouse charges via a USB-C cable, conveniently located at the front of the mouse, allowing you to continue using it while charging.

Figure 7: Charge your MX Anywhere 3S mouse conveniently while you work.
Specifications
| Feature | Detail |
|---|---|
| Brand | Logitech |
| Model Number | 910-006925 |
| Series | MX Anywhere 3S |
| Connectivity Technology | Bluetooth Low Energy |
| Sensor Technology | Darkfield High Precision (8K DPI) |
| Buttons | 6 (Left/Right-click, Back/Forward, Wheel Mode-Shift, Middle click) |
| Scroll Wheel | Yes, with auto-shift and horizontal scroll |
| Battery Type | Rechargeable Li-Po (500 mAh) |
| Battery Life | Up to 70 days on a full charge |
| Charging Port | USB-C |
| Dimensions (HxWxD) | 100.5 mm x 65 mm x 34.4 mm |
| Weight | 99g |
| Compatible Operating Systems | Windows, macOS, Linux, Chrome OS, iPadOS, Android |
Maintenance
To ensure the longevity and optimal performance of your Logitech MX Anywhere 3S mouse, follow these maintenance guidelines:
- Cleaning: Use a soft, lint-free cloth to gently wipe the surface of the mouse. For stubborn dirt, slightly dampen the cloth with water or a mild cleaning solution. Avoid harsh chemicals or abrasive materials.
- Sensor Care: Keep the optical sensor on the bottom of the mouse clean and free from dust or debris to ensure accurate tracking.
- Storage: When not in use, store the mouse in a clean, dry place away from extreme temperatures and direct sunlight.
- Charging: Avoid overcharging the battery. Disconnect the USB-C cable once the mouse is fully charged.
Troubleshooting
If you encounter issues with your Logitech MX Anywhere 3S mouse, try the following troubleshooting steps:
- Connectivity Issues:
- Ensure the mouse is turned on and fully charged.
- Verify Bluetooth is enabled on your device and the mouse is selected in your device's Bluetooth settings.
- Try unpairing and re-pairing the mouse with your device.
- If using the Logi Bolt receiver, ensure it is securely plugged into a USB port. Try a different USB port.
- Tracking Problems:
- Clean the optical sensor on the bottom of the mouse.
- Ensure you are using the mouse on a clean, non-reflective surface. While it tracks on glass, ensure the glass is at least 4mm thick.
- Battery Not Charging:
- Ensure the USB-C cable is properly connected to both the mouse and a power source.
- Try using a different USB-C cable or USB port.
- Buttons Not Responding:
- Ensure the Logi Options+ app is installed and updated. Check custom button assignments.
- Restart your computer or device.
Warranty
Logitech products typically come with a limited hardware warranty. For specific warranty terms and conditions applicable to your MX Anywhere 3S mouse, please refer to the warranty information included with your product packaging or visit the official Logitech website.
Support
For further assistance, technical support, or to access additional resources for your Logitech MX Anywhere 3S mouse, please visit the official Logitech support website. You can find FAQs, driver downloads, and contact information for customer service.
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