Introduction
The Logitech MX Anywhere 3S for Mac is a compact, wireless Bluetooth mouse designed for seamless integration with Apple devices. It features advanced 8K DPI Any-Surface Tracking, quiet clicks for reduced distraction, and a high-speed MagSpeed scroll wheel. This manual provides comprehensive instructions for setting up, operating, and maintaining your MX Anywhere 3S for Mac mouse.

Image: The Logitech MX Anywhere 3S for Mac mouse in its pale grey finish, showcasing its compact design and ergonomic shape.
What's in the Box
Ensure all the following items are present in your product packaging:
- MX Anywhere 3S for Mac Mouse
- USB-C Charging Cable
- User Documentation
Setup Guide
1. Charging the Mouse
Before first use, it is recommended to fully charge your MX Anywhere 3S for Mac. The mouse features a USB-C port for convenient charging.
- Connect the supplied USB-C charging cable to the mouse's USB-C port.
- Connect the other end of the cable to a USB-A port on your computer or a USB power adapter.
- A full charge provides up to 70 days of power. A 1-minute quick charge can provide 3 hours of use.

Image: The MX Anywhere 3S mouse connected to a laptop via its USB-C charging cable, illustrating the charging process.
2. Connecting to Your Mac
The MX Anywhere 3S for Mac connects wirelessly via Bluetooth Low Energy.
- Ensure your Mac's Bluetooth is enabled.
- Turn on the mouse using the power switch on its underside.
- Press and hold one of the Easy-Switch buttons (1, 2, or 3) on the bottom of the mouse until the LED indicator next to it starts blinking rapidly. This indicates pairing mode.
- On your Mac, go to System Settings (or System Preferences) > Bluetooth.
- Select "MX Anywhere 3S for Mac" from the list of available devices and click Connect.
- Once connected, the LED indicator on the mouse will glow solid for 5 seconds.

Image: A detailed diagram highlighting key features of the MX Anywhere 3S mouse, including the MagSpeed scroll wheel, USB-C charging port, 8K DPI sensor, customizable buttons, silicone side grips, and the Easy-Switch buttons for pairing with up to 3 devices.
3. Install Logi Options+ Software
To unlock the full potential of your MX Anywhere 3S for Mac, including customizing buttons, adjusting tracking speed, and using app-specific settings, download and install the Logi Options+ software.
- Visit logitech.com/optionsplus on your Mac.
- Download and install the Logi Options+ application.
- Follow the on-screen instructions to configure your mouse settings.
Operating Instructions
Basic Mouse Functions
- Left Click: Primary action, selecting items.
- Right Click: Secondary action, opening context menus.
- Scroll Wheel: Scroll vertically through documents and web pages.
- Side Buttons: By default, these buttons perform forward and back actions in web browsers. They can be customized using Logi Options+.
MagSpeed Electromagnetic Scrolling
The MagSpeed scroll wheel offers two modes: a precise, ratcheted mode and a super-fast, free-spinning mode. It can scroll 1,000 lines per second and stop on a pixel.

Image: A hand demonstrating the rapid scrolling capability of the MX Anywhere 3S mouse, highlighting its MagSpeed scroll wheel.
Any-Surface Tracking with 8K DPI
The MX Anywhere 3S for Mac features an 8K DPI sensor that allows it to track on virtually any surface, including glass (minimum 4mm thickness).

Image: The MX Anywhere 3S mouse positioned on a glass surface, demonstrating its ability to track accurately on various materials.
Quiet Clicks
Experience the same satisfying click feel with significantly reduced click noise, allowing for a more focused and less distracting work environment.

Image: A person using the MX Anywhere 3S mouse in a workspace, emphasizing the quiet click feature for enhanced concentration.
Switching Between Devices
Use the Easy-Switch buttons on the bottom of the mouse to seamlessly switch between up to three paired macOS or iPadOS devices.
- Press the Easy-Switch button corresponding to the device you wish to connect to (1, 2, or 3).
- The mouse will automatically connect to the selected device.
Maintenance
Cleaning Your Mouse
To maintain optimal performance and appearance, clean your mouse regularly.
- Disconnect the mouse from any charging cables.
- Use a soft, lint-free cloth slightly dampened with water or an approved electronics cleaner to wipe the surface.
- Avoid using harsh chemicals, abrasive cleaners, or spraying liquids directly onto the mouse.
- Clean the optical sensor area on the bottom of the mouse with a dry cotton swab to ensure accurate tracking.
Battery Care
The MX Anywhere 3S for Mac has a built-in rechargeable Lithium Polymer battery. To prolong battery life:
- Avoid exposing the mouse to extreme temperatures.
- Charge the mouse when the battery indicator shows low power.
- If storing the mouse for an extended period, charge it to about 50% before storage.
Troubleshooting
Mouse Not Connecting or Disconnecting
- Check Power: Ensure the mouse is turned on and has sufficient battery charge.
- Bluetooth On: Verify that Bluetooth is enabled on your Mac.
- Re-pair Device: Go to your Mac's Bluetooth settings, remove the MX Anywhere 3S, and then re-pair it following the "Connecting to Your Mac" steps.
- Interference: Move the mouse closer to your Mac. Avoid using the mouse near other wireless devices that might cause interference (e.g., Wi-Fi routers, cordless phones).
- Restart: Restart your Mac and the mouse.
Cursor Movement is Erratic or Not Tracking
- Clean Sensor: Clean the optical sensor on the bottom of the mouse with a dry cotton swab.
- Surface: Ensure you are using the mouse on a suitable surface. While it tracks on glass, extreme textures or highly reflective surfaces can sometimes affect performance.
- DPI Settings: Adjust the DPI sensitivity in Logi Options+ to see if it improves tracking.
Buttons or Scroll Wheel Not Responding
- Logi Options+: Check Logi Options+ to ensure buttons haven't been accidentally remapped or disabled.
- Re-pair: Try re-pairing the mouse with your Mac.
- Software Update: Ensure your Logi Options+ software and macOS are up to date.
Specifications
| Product Dimensions | 3.96 x 1.35 x 0.1 inches |
| Item Weight | 3.49 ounces |
| Connectivity Technology | Bluetooth Low Energy |
| Movement Detection Technology | Optical (8K DPI) |
| Special Features | Wireless, Portable, Lightweight, Rechargeable, Quiet Clicks, Any-Surface Tracking, MagSpeed Scroll Wheel |
| Battery Type | 1 Lithium Polymer battery (rechargeable) |
| Color | Pale Grey |
| Manufacturer | Logitech |
Warranty and Support
Warranty Information
This product is covered by Logitech's standard limited hardware warranty. For detailed warranty terms and conditions, please refer to the warranty information provided with your purchase or visit the official Logitech website.
Customer Support
If you encounter any issues or have questions not covered in this manual, please visit the Logitech support website for assistance, FAQs, and driver downloads:





